/* ============================================
   Webly — Landing Page Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --color-bg: #fafbfc;
  --color-bg-alt: #f1f5f9;
  --color-bg-dark: #0f1729;
  --color-bg-card: #ffffff;
  --color-bg-terminal: #0d1117;

  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-tertiary: #94a3b8;
  --color-text-inverse: #f8fafc;
  --color-text-inverse-secondary: #94a3b8;

  --color-accent: #3b82f6;
  --color-accent-hover: #2563eb;
  --color-accent-light: #dbeafe;
  --color-accent-glow: rgba(59, 130, 246, 0.15);
  --color-accent-gradient-start: #3b82f6;
  --color-accent-gradient-end: #8b5cf6;

  --color-success: #10b981;
  --color-success-bg: rgba(16, 185, 129, 0.1);
  --color-info: #3b82f6;
  --color-info-bg: rgba(59, 130, 246, 0.1);
  --color-warning: #f59e0b;

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

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', Menlo, Consolas, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  /* 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;
  --space-32: 8rem;

  /* Borders & Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* Shadows */
  --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, 0.05);
  --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);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
  --shadow-glow-lg: 0 0 80px rgba(59, 130, 246, 0.2);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 700ms;

  /* Layout */
  --container-max: 1120px;
  --container-narrow: 720px;
  --nav-height: 64px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input {
  font-family: inherit;
  border: none;
  outline: none;
  background: none;
}

ul, ol {
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(250, 251, 252, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-normal) var(--ease-out),
              background var(--duration-normal) var(--ease-out);
}

.nav--scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(250, 251, 252, 0.95);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text);
}

.nav__logo-icon {
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__link:hover {
  color: var(--color-text);
}

.nav__link--cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  transition: opacity var(--duration-fast) var(--ease-out);
}

.nav__link--cta:hover {
  opacity: 0.85;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
}

.nav__toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(250, 251, 252, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6);
  transform: translateY(-10px);
  opacity: 0;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu.active {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.mobile-menu__link:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: calc(var(--nav-height) + var(--space-16)) var(--space-6) var(--space-12);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: orbFloat 20s ease-in-out infinite;
}

.hero__gradient-orb--1 {
  width: 600px;
  height: 600px;
  top: -200px;
  right: -100px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent 70%);
  animation-delay: 0s;
}

.hero__gradient-orb--2 {
  width: 500px;
  height: 500px;
  bottom: -150px;
  left: -100px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15), transparent 70%);
  animation-delay: -7s;
}

.hero__gradient-orb--3 {
  width: 300px;
  height: 300px;
  top: 40%;
  left: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1), transparent 70%);
  animation-delay: -14s;
}

@keyframes orbFloat {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(30px, -40px) scale(1.05);
  }
  50% {
    transform: translate(-20px, 20px) scale(0.95);
  }
  75% {
    transform: translate(15px, 30px) scale(1.02);
  }
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 80%);
}

.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 720px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-8);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.hero__title {
  font-size: clamp(var(--text-4xl), 7vw, var(--text-7xl));
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  color: var(--color-bg-dark);
  margin-bottom: var(--space-6);
}

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

.hero__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-lg));
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 540px;
  margin-bottom: var(--space-10);
}

.hero__input-group {
  width: 100%;
  max-width: 520px;
  margin-bottom: var(--space-12);
}

.hero__input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transition: border-color var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.hero__input-wrapper:focus-within {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-xl), var(--shadow-glow-lg);
}

.hero__input-icon {
  flex-shrink: 0;
  margin-left: var(--space-3);
  color: var(--color-text-tertiary);
}

.hero__input {
  flex: 1;
  height: 48px;
  padding: 0 var(--space-2);
  font-size: var(--text-base);
  color: var(--color-text);
}

.hero__input::placeholder {
  color: var(--color-text-tertiary);
}

.hero__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-6);
  height: 44px;
  background: linear-gradient(135deg, var(--color-accent-gradient-start), var(--color-accent-gradient-end));
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-lg);
  white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.hero__btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.hero__btn:active {
  transform: scale(0.98);
}

.hero__input-hint {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  height: 1.5em;
}

.typewriter-cursor {
  animation: blink 1s step-end infinite;
  color: var(--color-accent);
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-bg-dark);
  font-variant-numeric: tabular-nums;
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--weight-medium);
  margin-top: var(--space-1);
}

.hero__stat-divider {
  width: 1px;
  height: 32px;
  background: var(--color-border);
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
  animation: bobUpDown 2s ease-in-out infinite;
}

@keyframes bobUpDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* --- Section Base --- */
.section {
  padding: var(--space-24) 0;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.section__title {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: -0.025em;
  color: var(--color-bg-dark);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: clamp(var(--text-base), 1.5vw, var(--text-lg));
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

/* --- How It Works / Steps --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.step {
  position: relative;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-2xl);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

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

.step__connector {
  display: none;
}

.step__number {
  font-size: var(--text-6xl);
  font-weight: var(--weight-extrabold);
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.08), rgba(59, 130, 246, 0.02));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-6);
  user-select: none;
}

.step__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-accent-light), rgba(219, 234, 254, 0.3));
  border-radius: var(--radius-xl);
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.step__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-bg-dark);
  margin-bottom: var(--space-3);
}

.step__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* --- Features Grid --- */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  color: var(--color-accent);
  margin-bottom: var(--space-5);
  transition: background var(--duration-normal) var(--ease-out),
              color var(--duration-normal) var(--ease-out);
}

.feature-card:hover .feature-card__icon {
  background: var(--color-accent);
  color: white;
}

.feature-card__title {
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  color: var(--color-bg-dark);
  margin-bottom: var(--space-2);
}

.feature-card__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* --- Terminal / Code Preview --- */
.terminal {
  background: var(--color-bg-terminal);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  margin-bottom: var(--space-8);
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal__dots {
  display: flex;
  gap: var(--space-2);
}

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

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

.terminal__title {
  flex: 1;
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-inverse-secondary);
  font-weight: var(--weight-medium);
}

.terminal__action {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-inverse-secondary);
  transition: background var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.terminal__action:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.terminal__body {
  padding: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.8;
  overflow-x: auto;
}

.terminal__line {
  opacity: 0;
  transform: translateY(6px);
  white-space: nowrap;
  transition: opacity var(--duration-normal) var(--ease-out),
              transform var(--duration-normal) var(--ease-out);
}

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

.terminal__line--highlight {
  background: rgba(59, 130, 246, 0.08);
  margin: var(--space-2) calc(var(--space-6) * -1);
  padding: var(--space-1) var(--space-6);
  border-left: 3px solid var(--color-accent);
}

.terminal__prompt {
  color: var(--color-success);
  margin-right: var(--space-2);
  user-select: none;
}

.terminal__command {
  color: var(--color-text-inverse);
}

.terminal__output {
  color: var(--color-text-inverse-secondary);
  margin-right: var(--space-2);
}

.terminal__output--info { color: var(--color-info); }
.terminal__output--success { color: var(--color-success); }
.terminal__output--bold { color: var(--color-text-inverse); font-weight: var(--weight-semibold); }
.terminal__output--link {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.terminal__output--muted { color: rgba(148, 163, 184, 0.5); font-size: var(--text-xs); }

/* Code Card */
.code-card {
  background: var(--color-bg-terminal);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.code-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.code-card__lang {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.code-card__filename {
  font-size: var(--text-xs);
  color: var(--color-text-inverse-secondary);
  font-family: var(--font-mono);
}

.code-card__body {
  padding: var(--space-5) var(--space-6);
  overflow-x: auto;
}

.code-card__body code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-inverse-secondary);
}

/* --- CTA Section --- */
.cta__inner {
  position: relative;
  text-align: center;
  padding: var(--space-16) var(--space-8);
  background: var(--color-bg-dark);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.cta__bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.cta__title {
  position: relative;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: -0.025em;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
}

.cta__subtitle {
  position: relative;
  font-size: clamp(var(--text-base), 1.5vw, var(--text-lg));
  color: var(--color-text-inverse-secondary);
  margin-bottom: var(--space-10);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-relaxed);
}

.cta__input-group {
  position: relative;
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.cta__input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.cta__input-wrapper:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.cta__input {
  flex: 1;
  height: 48px;
  padding: 0 var(--space-4);
  font-size: var(--text-base);
  color: white;
}

.cta__input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.cta__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-6);
  height: 44px;
  background: linear-gradient(135deg, var(--color-accent-gradient-start), var(--color-accent-gradient-end));
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-lg);
  white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.cta__btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.cta__btn:active {
  transform: scale(0.98);
}

.cta__trust {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(148, 163, 184, 0.7);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.footer__brand {
  max-width: 260px;
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: var(--leading-normal);
}

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

.footer__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.footer__domain {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* --- Modal --- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 41, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal__content {
  position: relative;
  background: var(--color-bg-card);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  max-width: 440px;
  width: calc(100% - var(--space-8));
  text-align: center;
  box-shadow: var(--shadow-2xl);
  transform: translateY(20px) scale(0.96);
  transition: transform var(--duration-slow) var(--ease-out);
}

.modal.active .modal__content {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-tertiary);
  transition: background var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.modal__close:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.modal__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal__icon--loading {
  background: var(--color-accent-light);
}

.modal__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-accent-light);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.modal__check {
  display: none;
  color: var(--color-success);
}

.modal__icon--success {
  background: var(--color-success-bg);
}

.modal__icon--success .modal__spinner { display: none; }
.modal__icon--success .modal__check { display: block; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

.modal__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-bg-dark);
  margin-bottom: var(--space-2);
}

.modal__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  line-height: var(--leading-relaxed);
}

.modal__url {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  word-break: break-all;
}

.modal__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: linear-gradient(135deg, var(--color-accent-gradient-start), var(--color-accent-gradient-end));
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-lg);
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.modal__link:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

/* --- Scroll Animations --- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slower) var(--ease-out),
              transform var(--duration-slower) var(--ease-out);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s var(--ease-out) forwards;
}

.animate-fade-in:nth-child(1) { animation-delay: 0.1s; }
.animate-fade-in:nth-child(2) { animation-delay: 0.2s; }
.animate-fade-in:nth-child(3) { animation-delay: 0.3s; }
.animate-fade-in:nth-child(4) { animation-delay: 0.4s; }
.animate-fade-in:nth-child(5) { animation-delay: 0.5s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-12));
    padding-bottom: var(--space-16);
  }

  .hero__title {
    font-size: clamp(var(--text-3xl), 10vw, var(--text-5xl));
  }

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

  .hero__stat-value {
    font-size: var(--text-xl);
  }

  .hero__scroll-hint {
    display: none;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

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

  .step__number {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
  }

  .step__icon {
    width: 52px;
    height: 52px;
    margin-bottom: var(--space-4);
  }

  .features__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .feature-card {
    padding: var(--space-6);
  }

  .section {
    padding: var(--space-16) 0;
  }

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

  .terminal__body {
    padding: var(--space-4);
    font-size: var(--text-xs);
  }

  .terminal__line {
    white-space: normal;
  }

  .cta__inner {
    padding: var(--space-10) var(--space-5);
  }

  .cta__input-wrapper {
    flex-direction: column;
    padding: var(--space-3);
    gap: var(--space-3);
  }

  .cta__input {
    height: 40px;
    padding: 0 var(--space-2);
  }

  .cta__btn {
    width: 100%;
    justify-content: center;
    height: 44px;
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-6);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__input-wrapper {
    flex-direction: column;
    padding: var(--space-3);
    gap: var(--space-3);
  }

  .hero__input {
    height: 40px;
    width: 100%;
    padding: 0 var(--space-2);
  }

  .hero__input-icon {
    display: none;
  }

  .hero__btn {
    width: 100%;
    justify-content: center;
    height: 44px;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-4);
  }

  .hero__stat-divider {
    width: 32px;
    height: 1px;
  }

  .hero__stat {
    flex-direction: row;
    gap: var(--space-3);
  }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }

  .animate-fade-in {
    opacity: 1;
    transform: none;
  }
}

/* --- Language Switcher --- */
.lang-switcher {
  display: flex;
  gap: 2px;
  background: var(--color-bg-alt);
  border-radius: 8px;
  padding: 3px;
  margin-right: 16px;
}

.lang-switcher--mobile {
  margin: 0 24px 16px;
  justify-content: center;
}

.lang-btn {
  background: transparent;
  border: none;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.5px;
}

.lang-btn:hover {
  color: var(--color-text);
  background: rgba(59, 130, 246, 0.08);
}

.lang-btn.active {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(59, 130, 246, 0.3);
}

@media (max-width: 768px) {
  .lang-switcher {
    margin-right: 0;
    margin-left: auto;
  }

  .nav__inner {
    flex-wrap: wrap;
  }
}

/* --- Hero Email Input --- */
.hero__email-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 0 4px;
}

.hero__email-group .hero__input-icon {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.hero__email-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 14px;
  color: var(--color-text-secondary);
  padding: 8px 0;
  font-family: inherit;
}

.hero__email-input::placeholder {
  color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .hero__email-group {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .hero__email-group .hero__input-icon {
    display: none;
  }
}