/* =========================================
   DRONE TOITURE RENNES - Design System
   Inspiré de livre-d-or-audio.fr
   ========================================= */

/* --- Design Tokens --- */
:root {
  /* Couleurs principales */
  --slate: #3a4a5c;
  --slate-dark: #2c3644;
  --slate-light: #5a6a7c;
  --sky: #4da8da;
  --sky-light: #7ec8f0;
  --sky-glow: rgba(77, 168, 218, 0.12);
  --green: #4caf50;
  --green-light: #81c784;
  --green-glow: rgba(76, 175, 80, 0.10);

  /* Neutres */
  --bg: #f8fafb;
  --bg-alt: #eef3f7;
  --bg-dark: #2c3644;
  --bg-darker: #1e2a36;
  --white: #ffffff;
  --text: #2c3644;
  --text-muted: #5a6a7c;
  --text-light: #94a3b3;
  --border: rgba(58, 74, 92, 0.10);

  /* Typographie */
  --font-display: 'Roboto Slab', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Tailles fluides */
  --h1: clamp(2rem, 5vw, 3.25rem);
  --h2: clamp(1.6rem, 3.5vw, 2.5rem);
  --h3: clamp(1.2rem, 2vw, 1.5rem);
  --body: clamp(0.95rem, 1.1vw, 1.05rem);
  --small: 0.875rem;

  /* Espacement */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

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

  /* Ombres */
  --shadow-sm: 0 2px 8px rgba(44, 54, 68, 0.06);
  --shadow-md: 0 4px 20px rgba(44, 54, 68, 0.08);
  --shadow-lg: 0 8px 40px rgba(44, 54, 68, 0.12);
  --shadow-hover: 0 12px 48px rgba(44, 54, 68, 0.16);

  /* Motion */
  --dur: 0.6s;
  --dur-fast: 0.3s;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
}

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

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

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

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

a {
  color: var(--sky);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

a:hover {
  color: var(--slate);
}

/* --- Grain Overlay (subtil) --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: 720px;
}

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

.section--alt {
  background: var(--bg-alt);
}

.section--dark {
  background: var(--bg-dark);
  color: var(--white);
}

.section--dark .text-muted {
  color: rgba(255, 255, 255, 0.65);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

h1 { font-size: var(--h1); }
h2 { font-size: var(--h2); margin-bottom: var(--space-md); }
h3 { font-size: var(--h3); }

.section--dark h2,
.section--dark h3 {
  color: var(--white);
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--small);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--sky);
  margin-bottom: var(--space-sm);
}

.section--dark .section-label {
  color: var(--sky-light);
}

.accent {
  color: var(--sky);
  font-style: italic;
}

.text-muted {
  color: var(--text-muted);
}

.text-center {
  text-align: center;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--small);
  font-weight: 600;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
  text-decoration: none;
  line-height: 1.4;
}

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

.btn:active {
  transform: scale(0.97);
  box-shadow: none;
}

.btn--primary {
  background: var(--slate);
  color: #ffffff !important;
}

.btn--primary:hover {
  background: var(--sky);
  color: #ffffff !important;
}

.btn--secondary {
  background: transparent;
  color: var(--slate);
  border: 2px solid var(--border);
}

.btn--secondary:hover {
  border-color: var(--sky);
  color: var(--sky);
}

.btn--dark {
  background: var(--slate-dark);
  color: var(--white);
}

.btn--dark:hover {
  background: var(--slate);
  color: var(--white);
}

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

.btn--green:hover {
  background: #43a047;
  color: var(--white);
}

.btn--lg {
  padding: 1.1rem 2.4rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

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

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 250, 251, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--dur-fast) var(--ease);
}

.header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text);
}

.header__icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--sky), var(--green));
  border-radius: var(--radius-sm);
  transform: rotate(-3deg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: white;
  font-weight: 700;
}

.header__logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.header__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.header__name span {
  color: var(--sky);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.header__nav a {
  font-size: var(--small);
  color: var(--text-muted);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: all var(--dur-fast) var(--ease);
}

.header__nav a:not(.btn):hover,
.header__nav a:not(.btn).active {
  color: var(--text);
  background: var(--sky-glow);
}

.header__cta {
  margin-left: 0.75rem;
}

/* Mobile Menu */
.header__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text);
}

.header__toggle svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .header__nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--dur-fast) var(--ease);
    z-index: 999;
  }

  .header__nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .header__nav a {
    width: 100%;
    padding: 0.8rem 1rem;
    font-size: 1rem;
  }

  .header__cta {
    margin: var(--space-sm) 0 0;
    width: 100%;
  }

  .header__cta .btn {
    width: 100%;
  }

  .header__toggle {
    display: block;
  }
}

/* --- Hero Section --- */
.hero {
  padding-top: calc(72px + var(--space-xl));
  padding-bottom: var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--sky-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -150px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
  pointer-events: none;
}

/* Hero with background image */
.hero--bg {
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero--bg::before,
.hero--bg::after {
  display: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(44, 54, 68, 0.55) 0%,
    rgba(44, 54, 68, 0.70) 100%
  );
  z-index: 1;
}

.hero--bg .container {
  position: relative;
  z-index: 2;
}

.hero--bg h1 {
  color: var(--white);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

.hero--bg .accent {
  color: var(--sky-light);
}

.hero--bg .hero__subtitle {
  color: rgba(255, 255, 255, 0.85);
}

.hero--bg .btn--secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}

.hero--bg .btn--secondary:hover {
  border-color: var(--white);
  color: var(--white);
}

.hero--bg .hero__badge {
  position: relative;
  bottom: auto;
  right: auto;
  display: inline-flex;
  margin-top: var(--space-md);
}

.hero h1 {
  max-width: 800px;
  margin: 0 auto var(--space-md);
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto var(--space-lg);
  line-height: 1.8;
}

.hero__ctas {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.hero__image {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__image img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.hero__badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: var(--small);
  font-weight: 600;
  color: var(--slate);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-md);
}

.hero__badge .dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* --- Reassurance Bar (bandeau) --- */
.section--reassurance {
  background: var(--slate-dark);
  padding: 0;
}

.reassurance {
  display: flex;
  justify-content: center;
  gap: 0;
}

.reassurance__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  position: relative;
}

.reassurance__item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 25%;
  height: 50%;
  width: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.reassurance__icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.reassurance__text h3 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0;
}

.reassurance__text p {
  display: none;
}

@media (max-width: 768px) {
  .reassurance {
    flex-direction: column;
    gap: 0;
  }

  .reassurance__item {
    padding: 0.75rem 1.5rem;
    justify-content: center;
  }

  .reassurance__item:not(:last-child)::after {
    display: none;
  }
}

/* --- Feature Cards --- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.feature-card {
  padding: var(--space-lg) var(--space-md);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--dur-fast) var(--ease);
  display: flex;
  flex-direction: column;
}

.feature-card .btn {
  margin-top: auto;
  align-self: center;
}

.feature-card h3,
.feature-card p {
  text-align: center;
}

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

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: var(--sky-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.feature-card__icon--green {
  background: var(--green-glow);
}

.feature-card__img {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-sm);
  object-fit: cover;
  margin: 0 0 var(--space-md);
  display: block;
}

.feature-card h3 {
  margin-bottom: var(--space-xs);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .features {
    grid-template-columns: 1fr;
  }
}

/* --- Steps / Timeline --- */
.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg) var(--space-xl);
  counter-reset: step;
}

.step {
  display: flex;
  gap: var(--space-md);
  counter-increment: step;
}

.step__number {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: var(--sky);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  transition: all var(--dur-fast) var(--ease);
}

.step:hover .step__number {
  transform: rotate(-3deg) scale(1.05);
  background: var(--green);
}

.step h3 {
  margin-bottom: 0.3rem;
}

.step p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* --- Before/After --- */
.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.before-after__panel {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.before-after__panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.before-after__label {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  font-size: var(--small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.before-after__label--before {
  background: rgba(220, 53, 69, 0.9);
  color: white;
}

.before-after__label--after {
  background: rgba(76, 175, 80, 0.9);
  color: white;
}

.before-after__caption {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: var(--space-sm);
}

@media (max-width: 600px) {
  .before-after {
    grid-template-columns: 1fr;
  }
}

/* --- Testimonials --- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.testimonial {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-md) var(--space-md);
  border: 1px solid var(--border);
  border-left: 3px solid var(--sky);
  transition: all var(--dur-fast) var(--ease);
  display: flex;
  flex-direction: column;
}

.testimonial:hover {
  box-shadow: var(--shadow-md);
  border-left-color: var(--green);
}

.testimonial__stars {
  color: var(--sky);
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
  letter-spacing: 1px;
}

.testimonial__text {
  flex: 1;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  position: relative;
  padding-left: 1rem;
  border-left: none;
}

.testimonial__text::before {
  content: '\201C';
  position: absolute;
  left: -0.1rem;
  top: -0.3rem;
  font-size: 1.8rem;
  color: var(--sky);
  font-family: var(--font-display);
  line-height: 1;
  opacity: 0.4;
}

.testimonial__footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.testimonial__author {
  font-size: var(--small);
  font-weight: 700;
  color: var(--text);
}

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

@media (max-width: 768px) {
  .testimonials {
    grid-template-columns: 1fr;
  }

  .testimonial:nth-child(n) {
    transform: none;
  }
}

/* --- FAQ --- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item__question {
  width: 100%;
  background: none;
  border: none;
  padding: var(--space-md) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  min-height: 44px;
  transition: color var(--dur-fast) var(--ease);
}

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

.faq-item__chevron {
  width: 20px;
  height: 20px;
  min-width: 20px;
  transition: transform var(--dur-fast) var(--ease);
  color: var(--text-muted);
}

.faq-item.open .faq-item__chevron {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.faq-item.open .faq-item__answer {
  max-height: 500px;
}

.faq-item__answer p {
  padding-bottom: var(--space-md);
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 0.95rem;
}

/* --- Zone Grid (villes) --- */
.zone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.zone-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: all var(--dur-fast) var(--ease);
}

.zone-card:hover {
  border-color: var(--sky);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: inherit;
}

.zone-card__pin {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--sky-glow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sky);
  transition: all var(--dur-fast) var(--ease);
}

.zone-card:hover .zone-card__pin {
  background: var(--sky);
  color: var(--white);
}

.zone-card__name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.zone-card__desc {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.zone-card__arrow {
  margin-left: auto;
  color: var(--text-light);
  min-width: 16px;
  transition: all var(--dur-fast) var(--ease);
}

.zone-card:hover .zone-card__arrow {
  color: var(--sky);
  transform: translateX(3px);
}

@media (max-width: 768px) {
  .zone-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Dark Form Section --- */
.form-section {
  background: var(--bg-dark);
  padding: var(--space-xl) 0;
}

.form-section h2 {
  color: var(--white);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  max-width: 640px;
  margin: 0 auto;
}

.form-grid .form-group--full {
  grid-column: 1 / -1;
}

.form-group label {
  display: block;
  font-size: var(--small);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px; /* prevent iOS zoom */
  transition: border-color var(--dur-fast) var(--ease);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: 0 0 0 3px var(--sky-glow);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select option {
  background: var(--bg-dark);
  color: var(--white);
}

.form__note {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  margin-top: var(--space-sm);
}

@media (max-width: 600px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Light Form (contact page) --- */
.form-section--light {
  background: var(--white);
  padding: var(--space-xl) 0;
}

.form-section--light h2 {
  color: var(--text);
}

.form-section--light .form-group label {
  color: var(--text);
}

.form-section--light .form-group input,
.form-section--light .form-group textarea,
.form-section--light .form-group select {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
}

.form-section--light .form-group input::placeholder,
.form-section--light .form-group textarea::placeholder {
  color: var(--text-light);
}

.form-section--light .form-group input:focus,
.form-section--light .form-group textarea:focus,
.form-section--light .form-group select:focus {
  border-color: var(--sky);
  box-shadow: 0 0 0 3px var(--sky-glow);
}

.form-section--light .form__note {
  color: var(--text-muted);
}

/* --- Footer --- */
.footer {
  background: var(--bg-darker);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--space-sm);
  color: var(--white);
  text-decoration: none;
}

.footer__brand .header__icon {
  width: 36px;
  height: 36px;
}

.footer__brand .header__name {
  font-size: 1.05rem;
}

.footer__desc {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: var(--space-md);
  max-width: 320px;
}

.footer h4 {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer ul {
  list-style: none;
}

.footer ul li {
  margin-bottom: 0.4rem;
}

.footer ul a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--dur-fast) var(--ease);
}

.footer ul a:hover {
  color: var(--sky-light);
}

.footer__bottom {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

/* --- Sticky CTA Mobile --- */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 0.75rem var(--space-md);
  background: rgba(248, 250, 251, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.sticky-cta .btn {
  width: 100%;
  font-size: 1rem;
  padding: 1rem;
}

@media (max-width: 768px) {
  .sticky-cta {
    display: block;
  }

  body {
    padding-bottom: 80px;
  }
}

/* --- Scroll Reveal --- */
[data-r] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

[data-r].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
[data-r="1"] { transition-delay: 0.08s; }
[data-r="2"] { transition-delay: 0.16s; }
[data-r="3"] { transition-delay: 0.24s; }
[data-r="4"] { transition-delay: 0.32s; }

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.comparison-table th,
.comparison-table td {
  padding: 0.85rem 1.2rem;
  text-align: left;
  font-size: 0.92rem;
}

.comparison-table thead th {
  background: var(--slate);
  color: var(--white);
  font-weight: 600;
  font-size: var(--small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison-table tbody tr {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.comparison-table tbody tr:nth-child(even) {
  background: var(--bg);
}

.comparison-table tbody tr:hover {
  background: var(--sky-glow);
}

/* --- Checklist --- */
.checklist {
  list-style: none;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.5rem 0;
  font-size: 0.95rem;
}

.checklist li::before {
  content: '✅';
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.checklist li.con::before {
  content: '❌';
}

/* --- Page Header (inner pages) --- */
.page-header {
  padding-top: calc(72px + var(--space-lg));
  padding-bottom: var(--space-lg);
  background: var(--bg-alt);
  text-align: center;
}

.page-header h1 {
  margin-bottom: var(--space-sm);
}

.page-header p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Content Sections (inner pages) --- */
.content-section {
  padding: var(--space-xl) 0;
}

.content-section h2 {
  margin-bottom: var(--space-md);
}

.content-section p {
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.content-section ul {
  margin: var(--space-sm) 0 var(--space-md) var(--space-md);
}

.content-section li {
  margin-bottom: 0.4rem;
  line-height: 1.7;
}

/* --- Two Column Layout --- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.two-col--reverse {
  direction: rtl;
}

.two-col--reverse > * {
  direction: ltr;
}

.two-col__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.two-col__image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

@media (max-width: 768px) {
  .two-col {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .two-col--reverse {
    direction: ltr;
  }
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  text-align: center;
}

.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--sky);
  line-height: 1;
}

.section--dark .stat__number {
  color: var(--sky-light);
}

.stat__label {
  font-size: var(--small);
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.section--dark .stat__label {
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 600px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }
}

/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: linear-gradient(135deg, var(--sky-glow), var(--green-glow));
  border-radius: var(--radius-xl);
  margin: var(--space-lg) 0;
}

.cta-banner h2 {
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Utility --- */
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }