/* ============================================
   亓思意科技 - 全局样式系统 (构建输出)
   ============================================ */

/* ---------- _variables.css ---------- */
/* ============================================
   亓思意科技 - 全局样式系统
   Qisiyi Technology Services
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --color-primary: #2563eb;
  --color-primary-light: #3b82f6;
  --color-primary-dark: #1d4ed8;
  --color-accent: #06b6d4;
  --color-accent-light: #22d3ee;

  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-gradient-start: #ffffff;
  --color-bg-gradient-end: #f0f7ff;
  --color-bg-card: #ffffff;
  --color-bg-dark: #0f172a;

  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-light: #94a3b8;
  --color-text-white: #f8fafc;

  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --gradient-hero: linear-gradient(135deg, #f0f7ff 0%, #e0f0ff 50%, #f8fafc 100%);
  --gradient-card: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  --gradient-blue: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --gradient-section: linear-gradient(180deg, #ffffff 0%, #f0f7ff 50%, #ffffff 100%);
  --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
  --shadow-blue: 0 8px 32px rgba(37, 99, 235, 0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);

  --nav-height: 72px;
  --section-padding: 120px;
  --container-width: 1200px;
}


/* ---------- _base.css ---------- */
/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: var(--section-padding) 0;
}

.text-gradient {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

/* ---------- Scroll Animation Base ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }


/* ---------- _layout.css ---------- */
/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 1);
  border-bottom: 1px solid transparent;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

.navbar__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.navbar__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 0.95rem;
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar__link {
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: 100px;
  transition: all var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.04);
}

.navbar__link.active {
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
}

.navbar__cta {
  margin-left: 12px;
  padding: 9px 22px;
  background: var(--gradient-blue);
  color: white !important;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-blue);
  transition: all var(--transition-fast);
}

.navbar__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 36px rgba(37, 99, 235, 0.25);
  color: white !important;
}

/* Mobile menu button */
.navbar__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 10;
}

.navbar__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 5px auto;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar__toggle.active span:nth-child(2) {
  opacity: 0;
}
.navbar__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
}

.footer__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 0.9rem;
}

.footer__brand-desc {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.5);
}

.footer__heading {
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: white;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.88rem;
}

.footer__contact-icon {
  color: var(--color-primary-light);
  margin-top: 2px;
  flex-shrink: 0;
}

.footer__bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer__bottom-links {
  display: flex;
  gap: 24px;
}

.footer__bottom-links a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
}

.footer__bottom-links a:hover {
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-blue);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-blue);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition-base);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(37, 99, 235, 0.35);
}

.qr-code-box {
  width: 140px;
  height: 140px;
  background: white;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.qr-code-box:hover {
  border-color: var(--color-primary);
}

.qr-code-box svg {
  color: #94a3b8;
  opacity: 0.6;
}

.qr-code-box span {
  font-size: 0.7rem;
  color: #94a3b8;
}

/* ============================================
   FLOATING CONTACT PANEL (bottom-right, slide-up)
   ============================================ */
.float-panel {
  position: fixed;
  right: 24px;
  bottom: 90px;
  z-index: 990;
  width: 248px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 16px;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    0 2px 8px rgba(37, 99, 235, 0.06);
  overflow: hidden;
  transform: translateX(0);
  opacity: 1;
  transition:
    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.25s ease;
}

.float-panel.hidden {
  transform: translateX(calc(100% + 48px));
  opacity: 0;
}

/* 顶部渐变色条 */
.float-panel__accent {
  height: 3px;
  background: linear-gradient(90deg, #2563eb 0%, #06b6d4 100%);
}

/* 移动端触发按钮 & 关闭按钮：桌面端隐藏 */
.float-panel__mobile-trigger {
  display: none;
}

.float-panel__close {
  display: none;
}

.float-panel__inner {
  padding: 20px 22px 18px;
}

.float-panel__title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.float-panel__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.float-panel__item {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

a.float-panel__item:hover {
  color: var(--color-primary);
}

a.float-panel__item:hover .float-panel__icon {
  background: rgba(37, 99, 235, 0.12);
}

.float-panel__icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: background var(--transition-fast);
}

.float-panel__text {
  font-size: 0.8rem;
  line-height: 1.4;
}

.float-panel__item--text {
  cursor: default;
}

.float-panel__divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-light), transparent);
  margin: 16px 0;
}

.float-panel__qr {
  display: flex;
  align-items: center;
  gap: 14px;
}

.float-panel__qr-hint {
  font-size: 0.72rem;
  color: var(--color-text-light);
  line-height: 1.4;
}

.qr-code-box--sm {
  width: 80px;
  height: 80px;
  border-radius: 10px;
}



/* ---------- _homepage.css ---------- */
/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.hero__bg-orb--1 {
  width: 600px;
  height: 600px;
  background: rgba(37, 99, 235, 0.15);
  top: -200px;
  right: -100px;
}

.hero__bg-orb--2 {
  width: 400px;
  height: 400px;
  background: rgba(6, 182, 212, 0.12);
  bottom: -100px;
  left: -100px;
}

.hero__bg-orb--3 {
  width: 300px;
  height: 300px;
  background: rgba(37, 99, 235, 0.1);
  top: 40%;
  left: 60%;
}

/* Grid pattern overlay */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 750px;
}

.hero__badge {
  margin-bottom: 28px;
}

.hero__title {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 600px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.btn--primary {
  background: var(--gradient-blue);
  color: white;
  box-shadow: var(--shadow-blue);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.3);
  color: white;
}

.btn--outline {
  background: white;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn__arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn__arrow {
  transform: translateX(3px);
}

/* Hero visual on right side */
.hero__visual {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 600px;
  z-index: 1;
}

.hero__visual-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-xl);
}

.hero__visual-mockup {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--gradient-section);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mockup__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border-light);
}

.mockup__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
}

.mockup__dot--red { background: #f87171; }
.mockup__dot--yellow { background: #fbbf24; }
.mockup__dot--green { background: #34d399; }

.mockup__content {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup__line {
  height: 10px;
  border-radius: 5px;
  background: var(--color-border-light);
}

.mockup__line--short { width: 60%; }
.mockup__line--medium { width: 80%; }
.mockup__line--long { width: 95%; }
.mockup__line--accent {
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.15), rgba(6, 182, 212, 0.15));
}

.mockup__chart {
  flex: 1;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding-top: 16px;
}

.mockup__bar-chart {
  flex: 1;
  border-radius: 4px 4px 0 0;
  background: var(--gradient-blue);
  opacity: 0.6;
  min-height: 20px;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 72px;
}

.section-header__tag {
  margin-bottom: 16px;
}

.section-header__title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--color-text);
}

.section-header__desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  background: var(--gradient-section);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-blue);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.15);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.5rem;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: var(--gradient-blue);
  color: white;
  transform: scale(1.05);
}

.service-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.service-card__desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
  background: var(--color-bg);
}

/* Single centered product card */
.product-single {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-single .product-entry {
  max-width: 640px;
  text-align: center;
}

.product-single .product-entry__actions {
  justify-content: center;
}

.product-single__more {
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.product-single__more a {
  color: var(--color-primary);
  font-weight: 500;
  transition: gap var(--transition-base);
}

.product-single__more a:hover {
  text-decoration: underline;
}

/* Placeholder product card */
.product-placeholder {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  transition: all var(--transition-base);
}

.product-placeholder:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.product-placeholder__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  color: var(--color-text-light);
}

.product-placeholder__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.product-placeholder__desc {
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.product-placeholder__badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  border-radius: 100px;
  font-size: 0.78rem;
  margin-top: 16px;
}

.product-placeholder__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: gap var(--transition-base);
}

.product-placeholder__link:hover {
  gap: 10px;
}

/* ============================================
   STATS / CASES SECTION
   ============================================ */
.stats {
  background: var(--gradient-dark);
  color: white;
  position: relative;
  overflow: hidden;
}

.stats__bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(37, 99, 235, 0.15) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.stats .section-header__title {
  color: white;
}

.stats .section-header__desc {
  color: rgba(255, 255, 255, 0.6);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
}

.stat-card__number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #60a5fa, #22d3ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.stat-card__suffix {
  font-size: 0.6em;
  font-weight: 600;
}

.stat-card__label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Case study cards */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
}

.case-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.case-card__industry {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.78rem;
  margin-bottom: 16px;
}

.case-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}

.case-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.case-card__result {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ============================================
   CUSTOMER PROOF SECTION
   ============================================ */
.customer-proof {
  background: var(--color-bg-alt);
}


/* ---------- _page-product.css ---------- */
/* ============================================
   SUB-PAGE: PRODUCT DETAIL (U-Drill)
   ============================================ */
.page-hero {
  padding: calc(var(--nav-height) + 80px) 0 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.page-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
  transition: color var(--transition-fast);
}

.page-hero__back:hover {
  color: var(--color-primary);
}

.page-hero__title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 20px;
}

.page-hero__desc {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Product features section */
.product-features {
  background: var(--color-bg);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.feature-block {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all var(--transition-base);
}

.feature-block:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-block__number {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.feature-block__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.feature-block__desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Product highlights */
.product-highlights {
  background: var(--gradient-section);
}

.highlights-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.highlight-item {
  text-align: center;
  padding: 40px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.highlight-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.highlight-item__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.highlight-item__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.highlight-item__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  background: var(--gradient-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(37, 99, 235, 0.2), transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(6, 182, 212, 0.15), transparent 60%);
  pointer-events: none;
}

.cta-section__content {
  position: relative;
  z-index: 2;
}

.cta-section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta-section__desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 500px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.cta-section .btn--primary {
  background: white;
  color: var(--color-primary) !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.cta-section .btn--primary:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}


/* ---------- _page-services.css ---------- */
/* ============================================
   SUB-PAGE: SERVICES
   ============================================ */
.services-detail {
  background: var(--color-bg);
}

.services-detail__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service-detail-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-detail-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-blue);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: center;
}

.service-detail-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.service-detail-card:hover::after {
  transform: scaleX(1);
}

.service-detail-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.6rem;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.service-detail-card:hover .service-detail-card__icon {
  background: var(--gradient-blue);
  color: white;
}

.service-detail-card__title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.service-detail-card__desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.service-detail-card__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-detail-card__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.service-detail-card__list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

/* Process / Workflow section */
.process {
  background: var(--gradient-section);
}

.process__timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process__timeline::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--color-border);
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  position: relative;
  z-index: 2;
  transition: all var(--transition-base);
}

.process-step:hover .process-step__number {
  background: var(--gradient-blue);
  border-color: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

.process-step__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.process-step__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  padding: 0 8px;
}


/* ---------- _components.css ---------- */
/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--color-bg);
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.trust-bar__icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ============================================
   PAIN POINTS SECTION
   ============================================ */
.pain-points {
  background: var(--color-bg-alt);
  position: relative;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pain-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
}

.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pain-card__emoji {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}

.pain-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-text);
}

.pain-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.pain-card__solution {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-light);
  font-size: 0.82rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ============================================
   INDUSTRY CARDS SECTION
   ============================================ */
.industries-section {
  background: var(--color-bg);
  position: relative;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.industry-card {
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 240px;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.industry-card--pcb {
  background: linear-gradient(160deg, #eff6ff 0%, var(--color-bg-card) 60%);
}

.industry-card--pcb::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.industry-card--construction {
  background: linear-gradient(160deg, #f0fdf4 0%, var(--color-bg-card) 60%);
}

.industry-card--construction::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(34,197,94,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.industry-card--manufacture {
  background: linear-gradient(160deg, #fefce8 0%, var(--color-bg-card) 60%);
}

.industry-card--manufacture::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(234,179,8,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.industry-card--retail {
  background: linear-gradient(160deg, #faf5ff 0%, var(--color-bg-card) 60%);
}

.industry-card--retail::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(168,85,247,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.industry-card--wide {
  grid-column: 1 / -1;
  min-height: 180px;
  background: linear-gradient(160deg, #eff6ff, var(--color-bg-card) 80%);
  border-color: rgba(37,99,235,0.12);
}

.industry-card--wide::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(37,99,235,0.04) 0%, transparent 60%);
}

.industry-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.industry-card__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.industry-card--pcb .industry-card__tag {
  background: rgba(37,99,235,0.1);
  color: var(--color-primary);
}

.industry-card--construction .industry-card__tag {
  background: rgba(34,197,94,0.1);
  color: #16a34a;
}

.industry-card--manufacture .industry-card__tag {
  background: rgba(234,179,8,0.1);
  color: #a16207;
}

.industry-card--retail .industry-card__tag {
  background: rgba(168,85,247,0.1);
  color: #9333ea;
}

.industry-card__tag--active {
  border: 1px solid currentColor;
}

.industry-card__tag--planned {
  border: 1px dashed currentColor;
  opacity: 0.8;
}

.industry-card__title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--color-text);
  position: relative;
  z-index: 1;
}

.industry-card--wide .industry-card__title {
  font-size: 1.5rem;
}

.industry-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 340px;
  position: relative;
  z-index: 1;
}

.industry-card--wide .industry-card__desc {
  max-width: 560px;
}

.industry-card__arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: gap var(--transition-fast);
  position: relative;
  z-index: 1;
}

.industry-card:hover .industry-card__arrow {
  gap: 10px;
}

/* ============================================
   PRODUCTS GRID (two-column layout)
   ============================================ */
.products__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.products__grid .product-entry {
  max-width: none;
  margin: 0;
  text-align: left;
}

.products__grid .product-entry__actions {
  justify-content: flex-start;
}

/* ============================================
   TECHNOLOGY PHILOSOPHY
   ============================================ */
.tech-philosophy {
  background: var(--color-bg);
  position: relative;
}

.philosophy-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.philosophy-content__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 20px;
}

.philosophy-content__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.philosophy-principles {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.principle-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.principle-item__number {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.principle-item__text {
  flex: 1;
}

.principle-item__text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.principle-item__text p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.philosophy-visual {
  position: relative;
}

.philosophy-visual__card {
  background: var(--gradient-section);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.philosophy-visual__card h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}

.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.tech-tag {
  padding: 10px 14px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-align: center;
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.04);
}

.tech-tag--highlight {
  background: rgba(37, 99, 235, 0.06);
  border-color: rgba(37, 99, 235, 0.15);
  color: var(--color-primary);
  font-weight: 600;
}

/* ============================================
   COOPERATION MODELS
   ============================================ */
.cooperation {
  background: var(--gradient-section);
}

.coop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.coop-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 44px 32px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.coop-card--featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-blue);
}

.coop-card--featured::before {
  content: "推荐";
  position: absolute;
  top: 16px;
  right: -28px;
  background: var(--gradient-blue);
  color: white;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 32px;
  transform: rotate(45deg);
}

.coop-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.coop-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.coop-card--featured .coop-card__icon {
  background: var(--gradient-blue);
  color: white;
}

.coop-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.coop-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.coop-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}

.coop-card__features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.coop-card__features li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.8rem;
}

/* ============================================
   TECHNICAL ARCHITECTURE
   ============================================ */
.tech-arch {
  background: var(--color-bg);
}

.arch-diagram {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  margin-top: 48px;
  box-shadow: var(--shadow-sm);
}

.arch-layers {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.arch-layer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.arch-layer:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.2);
}

.arch-layer__label {
  min-width: 120px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.arch-layer__content {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.arch-layer__tag {
  padding: 6px 14px;
  background: rgba(37, 99, 235, 0.06);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq {
  background: var(--color-bg-alt);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: rgba(37, 99, 235, 0.15);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.2);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  transition: color var(--transition-fast);
}

.faq-item__question:hover {
  color: var(--color-primary);
}

.faq-item__arrow {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-text-light);
}

.faq-item.active .faq-item__arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item__answer-inner {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ============================================
   SCENARIOS / USE CASES
   ============================================ */
.scenarios {
  background: var(--color-bg);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.scenario-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition-base);
  position: relative;
}

.scenario-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.scenario-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.scenario-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-primary);
}

.scenario-card__title {
  font-size: 1.05rem;
  font-weight: 700;
}

.scenario-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.scenario-card__benefits {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.scenario-card__benefits li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
}

.scenario-card__benefits li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.testimonial-card__quote {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
  position: relative;
  padding-left: 20px;
  border-left: 3px solid var(--color-primary);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
}

.testimonial-card__name {
  font-size: 0.9rem;
  font-weight: 600;
}

.testimonial-card__role {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

/* ============================================
   TEAM / ABOUT
   ============================================ */
.about-team {
  background: var(--color-bg);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-content__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 20px;
}

.about-content__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-value {
  padding: 20px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.about-value__title {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.about-value__desc {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.about-visual {
  position: relative;
}

.about-visual__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-stat-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition-base);
}

.about-stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.about-stat-card__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.about-stat-card__label {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
}

.about-stat-card--accent {
  background: var(--gradient-blue);
  border-color: transparent;
}

.about-stat-card--accent .about-stat-card__number {
  color: white;
}

.about-stat-card--accent .about-stat-card__label {
  color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   PRODUCT COMPARISON / SPECS
   ============================================ */
.specs-table {
  background: var(--gradient-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 48px;
}

.specs-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  border-bottom: 1px solid var(--color-border-light);
}

.specs-row:last-child {
  border-bottom: none;
}

.specs-row__label {
  padding: 18px 24px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  background: rgba(37, 99, 235, 0.03);
  display: flex;
  align-items: center;
}

.specs-row__value {
  padding: 18px 24px;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
}

/* ============================================
   TEAM SECTION
   ============================================ */
.team {
  background: var(--color-bg-alt);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  text-align: center;
}

.team-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.team-card__photo {
  width: 100%;
  aspect-ratio: 1/1;
  background: linear-gradient(135deg, #e2e8f0 0%, #f1f5f9 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-bottom: 1px solid var(--color-border-light);
  position: relative;
}

.team-card__photo svg {
  color: #94a3b8;
  opacity: 0.5;
}

.team-card__photo span {
  font-size: 0.72rem;
  color: #94a3b8;
}

.team-card__info {
  padding: 20px 16px;
}

.team-card__name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.team-card__role {
  font-size: 0.82rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 8px;
}

.team-card__desc {
  font-size: 0.78rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ============================================
   NEWS / UPDATES SECTION
   ============================================ */
.news {
  background: var(--color-bg);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.news-card__cover {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #e2e8f0 0%, #f1f5f9 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-bottom: 1px solid var(--color-border-light);
}

.news-card__cover svg {
  color: #94a3b8;
  opacity: 0.5;
}

.news-card__cover span {
  font-size: 0.7rem;
  color: #94a3b8;
}

.news-card__body {
  padding: 24px;
}

.news-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.news-card__date {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

.news-card__tag {
  padding: 2px 10px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 500;
}

.news-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.news-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.news-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* ============================================
   PRODUCT SCREENSHOT SHOWCASE
   ============================================ */
.screenshots {
  background: var(--color-bg);
}

.screenshot-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.screenshot-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.screenshot-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.screenshot-item__img {
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
}

.screenshot-item__img svg {
  color: #94a3b8;
  opacity: 0.5;
}

.screenshot-item__img span {
  font-size: 0.78rem;
  color: #94a3b8;
  font-weight: 500;
}

.screenshot-item__caption {
  padding: 16px 20px;
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border-light);
}

.screenshot-item__caption h4 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.screenshot-item__caption p {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* ============================================
   PARTNER / CLIENT LOGOS
   ============================================ */
.partner-logos {
  padding: 48px 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.partner-logos__title {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: 500;
  margin-bottom: 28px;
}

.partner-logos__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.partner-logo {
  width: 120px;
  height: 48px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  color: #94a3b8;
  transition: all var(--transition-fast);
}

.partner-logo:hover {
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.02);
}

/* ============================================
   MID-PAGE CTA BANNER
   ============================================ */
.mid-cta {
  padding: 64px 0;
  background: var(--gradient-section);
  position: relative;
  overflow: hidden;
}

.mid-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.mid-cta__text h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.mid-cta__text p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.mid-cta__actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

/* ============================================
   PRODUCT ENTRY CARD (homepage)
   ============================================ */
.product-entry {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 40px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.product-entry__badge {
  margin-bottom: 16px;
}

.product-entry__title {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.product-entry__subtitle {
  font-size: 0.92rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 16px;
}

.product-entry__desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}

.product-entry__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   BUSINESS ENTRY CARDS (Homepage)
   ============================================ */
.business-entry {
  background: var(--color-bg);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.business-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}

.business-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-blue);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

.business-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.15);
}

.business-card:hover::before {
  transform: scaleX(1);
}

.business-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.business-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.business-card__icon--blue {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
}

.business-card__icon--cyan {
  background: rgba(6, 182, 212, 0.08);
  color: var(--color-accent);
}

.business-card:hover .business-card__icon {
  transform: scale(1.08);
}

.business-card:hover .business-card__icon--blue {
  background: var(--gradient-blue);
  color: white;
}

.business-card:hover .business-card__icon--cyan {
  background: linear-gradient(135deg, #06b6d4, #22d3ee);
  color: white;
}

.business-card__title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  color: var(--color-text);
}

.business-card__subtitle {
  font-size: 0.92rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 16px;
}

.business-card__desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
  flex: 1;
}

.business-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.business-tag {
  padding: 5px 12px;
  background: rgba(37, 99, 235, 0.06);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.business-card__footer {
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.business-card__link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: letter-spacing var(--transition-fast);
}

.business-card:hover .business-card__link {
  letter-spacing: 0.02em;
}

/* ============================================
   ECO LAYERS (Product Ecosystem Page)
   ============================================ */
.eco-intro {
  background: var(--color-bg);
}

.eco-layers {
  background: var(--gradient-section);
}

.eco-layer {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 0;
  margin-bottom: 32px;
  overflow: hidden;
  transition: all var(--transition-base);
}

.eco-layer:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.15);
}

.eco-layer:last-child {
  margin-bottom: 0;
}

.eco-layer__header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 32px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--color-border-light);
}

.eco-layer__number {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient-blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
}

.eco-layer__meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.eco-layer__badge {
  padding: 4px 14px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
}

.eco-layer__body {
  padding: 32px;
}

.eco-layer__content {
  margin-bottom: 24px;
}

.eco-layer__title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--color-text);
}

.eco-layer__desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.eco-layer__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.eco-feature h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.eco-feature p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.eco-layer__output {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  border: 1px solid var(--color-border-light);
}

.eco-layer__output h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.eco-layer__output p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================
   COMMERCIAL BLOCKS (Product Ecosystem Page)
   ============================================ */
.eco-commercial {
  background: var(--color-bg);
}

.commercial-block {
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-border-light);
}

.commercial-block:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.commercial-block__title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--color-text);
}

.commercial-block__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}

.commercial-block__note {
  margin-top: 20px;
  font-size: 0.92rem;
  color: var(--color-primary);
  font-weight: 600;
}

.commercial-block .specs-table {
  margin-top: 0;
}

.eco-manage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.eco-manage-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition-base);
}

.eco-manage-item:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.15);
}

.eco-manage-item--highlight {
  border-color: rgba(37, 99, 235, 0.2);
  background: linear-gradient(135deg, #f0f7ff 0%, var(--color-bg-card) 100%);
}

.eco-manage-item__number {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.eco-manage-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.eco-manage-item p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================
   ABOUT STORY CARDS (About Page)
   ============================================ */
.about-story {
  background: var(--color-bg-alt);
}

.about-story__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-story-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.about-story-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.about-story-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.about-story-card__icon--blue {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
}

.about-story-card__icon--cyan {
  background: rgba(6, 182, 212, 0.08);
  color: var(--color-accent);
}

.about-story-card__icon--green {
  background: rgba(22, 163, 74, 0.08);
  color: #16a34a;
}

.about-story-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.about-story-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  flex: 1;
  margin-bottom: 20px;
}

.about-story-card__link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: letter-spacing var(--transition-fast);
}

.about-story-card:hover .about-story-card__link {
  letter-spacing: 0.02em;
}

/* ============================================
   PRODUCT SHELF (Vertical Cards)
   ============================================ */
.product-shelf {
  background: var(--color-bg);
}

.product-shelf__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-shelf__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 36px 32px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.product-shelf__card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-blue);
  transform: scaleX(0);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

.product-shelf__card:nth-child(2)::after {
  background: linear-gradient(135deg, #16a34a, #22c55e);
}

.product-shelf__card:nth-child(3)::after {
  background: linear-gradient(135deg, #9333ea, #a855f7);
}

.product-shelf__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  border-color: transparent;
}

.product-shelf__card:hover::after {
  transform: scaleX(1);
}

.product-shelf__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 24px;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-shelf__icon--blue {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
}

.product-shelf__icon--green {
  background: rgba(22, 163, 74, 0.08);
  color: #16a34a;
}

.product-shelf__icon--purple {
  background: rgba(147, 51, 234, 0.08);
  color: #9333ea;
}

.product-shelf__card:hover .product-shelf__icon--blue {
  background: var(--gradient-blue);
  color: white;
  transform: scale(1.05);
}

.product-shelf__card:hover .product-shelf__icon--green {
  background: linear-gradient(135deg, #16a34a, #22c55e);
  color: white;
  transform: scale(1.05);
}

.product-shelf__card:hover .product-shelf__icon--purple {
  background: linear-gradient(135deg, #9333ea, #a855f7);
  color: white;
  transform: scale(1.05);
}

.product-shelf__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.product-shelf__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
  flex: 1;
}

.product-shelf__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  color: white;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 16px;
}

.product-shelf__btn svg {
  transition: transform 0.25s ease;
}

.product-shelf__btn--primary {
  background: var(--gradient-blue);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.product-shelf__btn--primary:hover {
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
}

.product-shelf__btn--green {
  background: linear-gradient(135deg, #16a34a, #22c55e);
  box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
}

.product-shelf__btn--green:hover {
  box-shadow: 0 4px 16px rgba(22, 163, 74, 0.35);
  transform: translateY(-1px);
}

.product-shelf__btn--purple {
  background: linear-gradient(135deg, #9333ea, #a855f7);
  box-shadow: 0 2px 8px rgba(147, 51, 234, 0.25);
}

.product-shelf__btn--purple:hover {
  box-shadow: 0 4px 16px rgba(147, 51, 234, 0.35);
  transform: translateY(-1px);
}

.product-shelf__btn:hover svg {
  transform: translateY(2px);
}

.product-shelf__detail {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-light);
  text-decoration: none;
  transition: all var(--transition-fast);
  letter-spacing: 0.01em;
}

.product-shelf__detail:hover {
  color: var(--color-primary);
  letter-spacing: 0.03em;
}

/* ============================================
   LEGAL CONTENT (Privacy / Terms Pages)
   ============================================ */
.legal-content {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
}

.legal-content p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: 16px;
}

.legal-content h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 36px;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content strong {
  color: var(--color-text);
  font-weight: 600;
}



/* ---------- _responsive.css ---------- */
/* ============================================
   RESPONSIVE DESIGN
   Consolidated from all sections
   ============================================ */

/* ---------- 1024px ---------- */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .hero__visual {
    display: none;
  }

  .hero__content {
    max-width: 100%;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cases__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }

  .highlights-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .process__timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .process__timeline::before {
    display: none;
  }

  .pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .philosophy-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .coop-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .specs-row {
    grid-template-columns: 160px 1fr;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshot-showcase {
    grid-template-columns: 1fr;
  }

  .partner-logos__grid {
    gap: 24px;
  }

  .product-shelf__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .business-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .eco-layer__features {
    grid-template-columns: 1fr;
  }

  .eco-manage-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-story__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  /* Base: collapse to small circular trigger */
  .float-panel {
    right: 20px;
    bottom: 24px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--gradient-blue);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
    overflow: visible;
  }

  /* Override hidden class on mobile so trigger is always reachable */
  .float-panel.hidden {
    transform: translateY(0);
    opacity: 1;
  }

  /* Trigger button: visible, fills the circle */
  .float-panel__mobile-trigger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border: none;
    background: none;
    color: white;
    cursor: pointer;
    position: relative;
    z-index: 2;
    -webkit-tap-highlight-color: transparent;
  }

  /* Hide accent bar in collapsed state */
  .float-panel__accent {
    display: none;
  }

  /* Panel inner: hidden by default */
  .float-panel__inner {
    display: none;
  }

  /* Close button: hidden by default */
  .float-panel__close {
    display: none;
  }

  /* ---- Expanded state (.mobile-open) ---- */
  .float-panel.mobile-open {
    width: calc(100% - 32px);
    height: auto;
    max-height: 80vh;
    right: 16px;
    bottom: 16px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(37, 99, 235, 0.06);
    overflow: hidden;
    z-index: 1000;
  }

  .float-panel.mobile-open .float-panel__mobile-trigger {
    display: none;
  }

  .float-panel.mobile-open .float-panel__accent {
    display: block;
  }

  .float-panel.mobile-open .float-panel__inner {
    display: block;
  }

  .float-panel.mobile-open .float-panel__close {
    display: flex;
  }

  /* Close button styling */
  .float-panel__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text-light);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    z-index: 3;
    -webkit-tap-highlight-color: transparent;
    transition: background var(--transition-fast);
  }

  .float-panel__close:hover {
    background: rgba(0, 0, 0, 0.1);
  }

  /* Back-to-top repositioned above trigger */
  .back-to-top {
    bottom: 88px;
    right: 22px;
  }
}

/* ---------- 768px ---------- */
@media (max-width: 768px) {
  .legal-content {
    padding: 32px 24px;
  }

  .product-shelf__grid {
    grid-template-columns: 1fr;
  }

  .industries-grid {
    grid-template-columns: 1fr;
  }
  .industry-card--wide {
    grid-column: 1;
  }
  .products__grid {
    grid-template-columns: 1fr;
  }
  .products__grid .product-entry {
    text-align: center;
  }
  .products__grid .product-entry__actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .mid-cta__inner {
    flex-direction: column;
    text-align: center;
  }
  .mid-cta__actions {
    flex-direction: column;
    width: 100%;
  }
  .mid-cta__actions .btn {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
    --nav-height: 64px;
  }

  .navbar__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: white;
    flex-direction: column;
    align-items: stretch;
    padding: 80px 24px 32px;
    gap: 4px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    z-index: 5;
  }

  .navbar__menu.open {
    right: 0;
  }

  .navbar__link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }

  .navbar__cta {
    margin-left: 0;
    margin-top: 12px;
    text-align: center;
    justify-content: center;
  }

  .navbar__toggle {
    display: block;
  }

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 4;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .mobile-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .services-detail__grid {
    grid-template-columns: 1fr;
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-card {
    padding: 24px 16px;
  }

  .cases__grid {
    grid-template-columns: 1fr;
  }

  .highlights-list {
    grid-template-columns: 1fr;
  }

  .process__timeline {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .hero__title {
    font-size: clamp(2rem, 7vw, 2.8rem);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    justify-content: center;
  }

  .pain-grid {
    grid-template-columns: 1fr;
  }

  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .trust-bar__inner {
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 16px;
  }

  .trust-bar__item {
    white-space: normal;
    font-size: 0.82rem;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .about-visual__grid {
    grid-template-columns: 1fr 1fr;
  }

  .arch-layer {
    flex-direction: column;
    align-items: flex-start;
  }

  .arch-layer__label {
    min-width: auto;
  }

  .specs-row {
    grid-template-columns: 1fr;
  }

  .specs-row__label {
    padding-bottom: 4px;
  }

  .specs-row__value {
    padding-top: 4px;
  }

  .team-grid {
    grid-template-columns: 1fr 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .screenshot-showcase {
    grid-template-columns: 1fr;
  }

  .partner-logos__grid {
    gap: 16px;
  }

  .partner-logo {
    width: 100px;
    height: 40px;
  }

  .eco-manage-grid {
    grid-template-columns: 1fr;
  }

  .about-story__grid {
    grid-template-columns: 1fr;
  }

  .business-card {
    padding: 32px 24px;
  }

  .eco-layer__body {
    padding: 24px;
  }

  .eco-layer__header {
    padding: 16px 24px;
  }
}

@media (max-width: 768px) {
  .product-entry {
    padding: 32px 24px;
  }
}

/* ---------- 480px ---------- */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .service-card {
    padding: 28px 24px;
  }

  .feature-block {
    padding: 28px 24px;
  }

  .service-detail-card {
    padding: 32px 24px;
  }

  .stat-card__number {
    font-size: 1.8rem;
  }
}

/* ---------- Print ---------- */
@media print {
  .navbar,
  .hero__bg,
  .stats__bg-pattern,
  .back-to-top,
  .float-panel,
  .mobile-overlay {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-up {
    opacity: 1 !important;
    transform: none !important;
  }
}