/* ==========================================
   AI議事録アシスタント LP - Design System
   ========================================== */

/* ---------- CSS Variables ---------- */
:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;

  --color-secondary: #0f172a;
  --color-accent: #06b6d4;

  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-lighter: #94a3b8;

  --color-bg: #ffffff;
  --color-bg-soft: #f8fafc;
  --color-bg-muted: #f1f5f9;

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

  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-white: #ffffff;

  /* Typography */
  --font-sans: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Borders & Shadows */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Layout */
  --navbar-height: 72px;
  --container-max: 1200px;
}


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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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 {
  list-style: none;
}


/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}


/* ---------- Section Header ---------- */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-16);
}

.section-header__label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
}

.section-header__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
}

.section-header__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.8;
}


/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn--white:hover {
  background: var(--color-primary-50);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  color: var(--color-primary);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--font-size-sm);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--font-size-lg);
}

.btn--full {
  width: 100%;
}


/* ==========================================
   Navbar
   ========================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
  height: var(--navbar-height);
}

.navbar--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-secondary);
  text-decoration: none;
}

.navbar__logo:hover {
  color: var(--color-secondary);
}

.navbar__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar__menu li a {
  display: inline-block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  border-radius: var(--radius-md);
}

.navbar__menu li a:hover {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

.navbar__menu li:last-child a {
  margin-left: var(--space-2);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  z-index: 1001;
}

.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-secondary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.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);
}


/* ==========================================
   Hero
   ========================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--navbar-height) + var(--space-12)) 0 var(--space-16);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-primary-50) 50%, var(--color-bg) 100%);
}

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

.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
}

.hero__shape--1 {
  width: 600px;
  height: 600px;
  background: var(--color-primary);
  top: -200px;
  right: -100px;
  animation: floatShape 20s ease-in-out infinite;
}

.hero__shape--2 {
  width: 400px;
  height: 400px;
  background: var(--color-accent);
  bottom: -100px;
  left: -100px;
  animation: floatShape 15s ease-in-out infinite reverse;
}

.hero__shape--3 {
  width: 200px;
  height: 200px;
  background: var(--color-primary-light);
  top: 50%;
  left: 50%;
  animation: floatShape 10s ease-in-out infinite;
}

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(20px, -20px) scale(1.05); }
  50% { transform: translate(-10px, 15px) scale(0.95); }
  75% { transform: translate(15px, 10px) scale(1.02); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.hero__title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-secondary);
  margin-bottom: var(--space-6);
}

.hero__title-accent {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.hero__trust-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-lighter);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.hero__trust-logos {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__trust-item {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-muted);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
  font-weight: 500;
}

/* Mockup */
.hero__mockup {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.mockup__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-muted);
  border-bottom: 1px solid var(--color-border);
}

.mockup__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.mockup__dot--red { background: #ff5f57; }
.mockup__dot--yellow { background: #febc2e; }
.mockup__dot--green { background: #28c840; }

.mockup__title {
  margin-left: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-light);
}

.mockup__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.mockup__line {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
  opacity: 0;
  transform: translateX(-10px);
}

.mockup__line.is-visible {
  animation: mockupLineIn 0.5s ease forwards;
}

@keyframes mockupLineIn {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.mockup__icon {
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}

.mockup__text {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.6;
}

/* Scroll Hint */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-lighter);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: var(--color-text-lighter);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 100%; }
  100% { top: 100%; }
}


/* ==========================================
   Stats Bar
   ========================================== */
.stats {
  padding: var(--space-16) 0;
  background: var(--color-secondary);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.stats__item {
  text-align: center;
}

.stats__number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.stats__unit {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-primary-light);
}

.stats__label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
}


/* ==========================================
   Problems
   ========================================== */
.problems {
  padding: var(--space-24) 0;
  background: var(--color-bg-soft);
}

.problems__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.problems__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.problems__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-danger), var(--color-warning));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.problems__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.problems__card:hover::before {
  opacity: 1;
}

.problems__icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #fef2f2, #fef9c3);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-2xl);
  color: var(--color-danger);
  margin-bottom: var(--space-6);
}

.problems__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.problems__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
}


/* ==========================================
   Solution
   ========================================== */
.solution {
  padding: var(--space-24) 0;
}

.solution__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.solution__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
}

.solution__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-200);
}

.solution__number {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--color-primary-100);
  line-height: 1;
}

.solution__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-xl);
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.solution__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.solution__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
}


/* ==========================================
   CTA Mid
   ========================================== */
.cta-mid {
  padding: var(--space-16) 0;
}

.cta-mid__inner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-mid__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3Cpattern id='a' width='60' height='60' patternUnits='userSpaceOnUse'%3E%3Ccircle cx='30' cy='30' r='1.5' fill='%23fff' fill-opacity='.08'/%3E%3C/pattern%3E%3C/defs%3E%3Crect fill='url(%23a)' width='60' height='60'/%3E%3C/svg%3E");
}

.cta-mid__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  position: relative;
}

.cta-mid__desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-8);
  position: relative;
}


/* ==========================================
   Features
   ========================================== */
.features {
  padding: var(--space-24) 0;
  background: var(--color-bg-soft);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.features__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.features__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-200);
}

.features__icon-bg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  transition: all var(--transition-base);
}

.features__card:hover .features__icon-bg {
  background: var(--color-primary);
  color: var(--color-white);
}

.features__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.features__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-5);
}

.features__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.features__list li {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  padding-left: var(--space-5);
  position: relative;
}

.features__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}


/* ==========================================
   Steps
   ========================================== */
.steps {
  padding: var(--space-24) 0;
}

.steps__timeline {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}

.steps__timeline::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary-200);
}

.steps__item {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  position: relative;
}

.steps__item:last-child {
  margin-bottom: 0;
}

.steps__number {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 8px var(--color-white);
}

.steps__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.steps__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
}


/* ==========================================
   Pricing
   ========================================== */
.pricing {
  padding: var(--space-24) 0;
  background: var(--color-bg-soft);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  align-items: start;
}

.pricing__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  border: 2px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
}

.pricing__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.pricing__card--popular {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
  transform: scale(1.03);
}

.pricing__card--popular:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-1) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  white-space: nowrap;
}

.pricing__header {
  margin-bottom: var(--space-6);
}

.pricing__plan-name {
  display: block;
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.pricing__plan-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.pricing__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.pricing__currency {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-secondary);
}

.pricing__amount {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
}

.pricing__amount--custom {
  font-size: var(--font-size-2xl);
}

.pricing__period {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.pricing__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.pricing__features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.pricing__features li i {
  font-size: var(--font-size-sm);
  color: var(--color-success);
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.pricing__features--disabled {
  opacity: 0.45;
}

.pricing__features--disabled i {
  color: var(--color-text-lighter) !important;
}


/* ==========================================
   Cases
   ========================================== */
.cases {
  padding: var(--space-24) 0;
}

.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.cases__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.cases__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.cases__tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.cases__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.cases__quote {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary-200);
}

.cases__result {
  display: flex;
  gap: var(--space-6);
}

.cases__metric {
  display: flex;
  flex-direction: column;
}

.cases__metric-value {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-primary);
}

.cases__metric-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}


/* ==========================================
   FAQ
   ========================================== */
.faq {
  padding: var(--space-24) 0;
  background: var(--color-bg-soft);
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq__item:hover {
  border-color: var(--color-primary-200);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-secondary);
  text-align: left;
  gap: var(--space-4);
}

.faq__icon {
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq__item.is-open .faq__icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq__answer p {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.9;
}


/* ==========================================
   Contact
   ========================================== */
.contact {
  padding: var(--space-24) 0;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.contact__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.4;
}

.contact__desc {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  margin-bottom: var(--space-8);
  line-height: 1.8;
}

.contact__benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.contact__benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.contact__benefits li i {
  color: var(--color-success);
  font-size: var(--font-size-base);
}

.contact__response {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-primary-50);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

/* Form */
.contact__form-wrap {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.form__group {
  margin-bottom: var(--space-5);
}

.form__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--space-2);
}

.form__required {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  font-weight: 600;
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  transition: all var(--transition-fast);
  outline: none;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-100);
}

.form__input.is-error,
.form__textarea.is-error,
.form__select.is-error {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L2 5h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form__error {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
  min-height: 1.2em;
}

.form__group--privacy {
  margin-top: var(--space-6);
}

.form__checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.form__checkbox-label input {
  display: none;
}

.form__checkbox-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.form__checkbox-label input:checked + .form__checkbox-custom {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form__checkbox-label input:checked + .form__checkbox-custom::after {
  content: '✓';
  color: var(--color-white);
  font-size: 12px;
  font-weight: 700;
}

.form__link {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Success Message */
.contact__success {
  text-align: center;
  padding: var(--space-12);
}

.contact__success-icon {
  font-size: 3.5rem;
  color: var(--color-success);
  margin-bottom: var(--space-4);
}

.contact__success h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: var(--space-2);
}

.contact__success p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}


/* ==========================================
   Footer
   ========================================== */
.footer {
  background: var(--color-secondary);
  padding: var(--space-16) 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-white);
  text-decoration: none;
  font-weight: 700;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

.footer__logo:hover {
  color: var(--color-white);
}

.footer__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
}

.footer__brand-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
  line-height: 1.8;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer__col ul li {
  margin-bottom: var(--space-2);
}

.footer__col ul li a {
  font-size: var(--font-size-sm);
  color: var(--color-text-lighter);
  transition: color var(--transition-fast);
}

.footer__col ul li a:hover {
  color: var(--color-white);
}

.footer__bottom {
  padding: var(--space-6) 0;
  text-align: center;
}

.footer__bottom p {
  font-size: var(--font-size-xs);
  color: var(--color-text-lighter);
}


/* ==========================================
   Scroll to Top
   ========================================== */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: var(--font-size-base);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

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

.scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}


/* ==========================================
   Animations
   ========================================== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-left"] {
  transform: translateX(30px);
}

[data-animate="fade-right"] {
  transform: translateX(-30px);
}

[data-animate].is-animated {
  opacity: 1;
  transform: translate(0, 0);
}


/* ==========================================
   Responsive
   ========================================== */

/* Tablet */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__trust {
    justify-content: center;
    flex-direction: column;
  }

  .hero__visual {
    max-width: 520px;
    margin: 0 auto;
  }

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

  .features__grid .features__card:last-child {
    grid-column: span 2;
    max-width: 50%;
    justify-self: center;
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

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

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --navbar-height: 64px;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--navbar-height) + var(--space-6)) var(--space-6) var(--space-6);
    gap: 0;
    box-shadow: var(--shadow-2xl);
    transition: right var(--transition-slow);
    overflow-y: auto;
  }

  .navbar__menu.is-open {
    right: 0;
  }

  .navbar__menu li {
    width: 100%;
  }

  .navbar__menu li a {
    display: block;
    padding: var(--space-4) var(--space-3);
    font-size: var(--font-size-base);
    border-bottom: 1px solid var(--color-border-light);
  }

  .navbar__menu li:last-child a {
    margin-left: 0;
    margin-top: var(--space-4);
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--navbar-height) + var(--space-10)) 0 var(--space-12);
  }

  .hero__title {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }

  .hero__scroll-hint {
    display: none;
  }

  .section-header {
    margin-bottom: var(--space-10);
  }

  .section-header__title {
    font-size: var(--font-size-2xl);
  }

  .problems,
  .solution,
  .features,
  .steps,
  .pricing,
  .cases,
  .faq,
  .contact {
    padding: var(--space-16) 0;
  }

  .problems__grid,
  .solution__grid,
  .features__grid,
  .pricing__grid,
  .cases__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .features__grid .features__card:last-child {
    grid-column: span 1;
    max-width: 100%;
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .stats__number {
    font-size: var(--font-size-2xl);
  }

  .pricing__card--popular {
    transform: none;
  }

  .pricing__card--popular:hover {
    transform: translateY(-4px);
  }

  .steps__timeline::before {
    left: 27px;
  }

  .steps__number {
    width: 54px;
    height: 54px;
    font-size: var(--font-size-xl);
  }

  .steps__item {
    gap: var(--space-5);
  }

  .cta-mid__inner {
    padding: var(--space-10) var(--space-6);
  }

  .cta-mid__title {
    font-size: var(--font-size-2xl);
  }

  .contact__title {
    font-size: var(--font-size-2xl);
  }

  .contact__form-wrap {
    padding: var(--space-6);
  }

  .footer__links {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .scroll-top {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 42px;
    height: 42px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

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

  .cases__result {
    flex-direction: column;
    gap: var(--space-3);
  }

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