/* ============================================================
   SPEEDASSU V2 - Design System
   Inspiration: Glassmorphism dark + green neon
   ============================================================ */

/* --- CSS Variables --- */
:root {
  /* Palette verte lumineuse */
  --green-50: #0d1f12;
  --green-100: #132a19;
  --green-200: #1a3d22;
  --green-300: #2a5e34;
  --green-400: #3ddc84;
  --green-500: #4ade80;
  --green-600: #22c55e;
  --green-700: #16a34a;
  --green-sage: #2a5e34;
  --green-mint: #3ddc84;
  --green-eau: #4ade80;

  /* Neutres sombres */
  --white: #FFFFFF;
  --off-white: #f0fdf4;
  --gray-50: #1a1a2e;
  --gray-100: #16213e;
  --gray-200: #2a2a4a;
  --gray-300: #6b7280;
  --gray-400: #9ca3af;
  --gray-500: #d1d5db;
  --gray-600: #e5e7eb;
  --gray-800: #f3f4f6;
  --gray-900: #0a0a1a;

  /* Semantiques glassmorphism */
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.75);
  --text-muted: rgba(255, 255, 255, 0.45);
  --bg-primary: #0a0a1a;
  --bg-secondary: #0f0f23;
  --bg-card: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.1);
  --accent: #4ade80;
  --accent-hover: #22c55e;
  --accent-light: rgba(74, 222, 128, 0.1);

  /* Glass effect */
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --glass-blur: blur(20px);

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

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.35);
  --shadow-xl: 0 16px 56px rgba(0, 0, 0, 0.4);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Glassmorphism Background --- */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(74, 222, 128, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(34, 197, 94, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(74, 222, 128, 0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.05rem;
}

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

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-5xl) 0;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 600;
  box-shadow: 0 0 20px rgba(74, 222, 128, 0.3);
}

.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(74, 222, 128, 0.5);
}

.btn--secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1.5px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
}

.btn--secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  background: rgba(74, 222, 128, 0.05);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  padding: 14px 16px;
}

.btn--ghost:hover {
  background: var(--accent-light);
}

.btn--large {
  padding: 18px 40px;
  font-size: 1.05rem;
}

.btn svg, .btn .icon {
  width: 18px;
  height: 18px;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 26, 0.7);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(10, 10, 26, 0.9);
  box-shadow: var(--shadow-md);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.nav__logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-primary);
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 0 20px rgba(74, 222, 128, 0.3);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 450;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.nav__links a:hover {
  color: var(--text-primary);
}

.nav__links a:hover::after {
  width: 100%;
}

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

.nav__phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Mobile menu */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --- Hero --- */
.hero {
  padding: calc(72px + var(--space-4xl)) 0 var(--space-4xl);
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--green-100) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.6;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}

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

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

.hero__title {
  margin-bottom: var(--space-lg);
}

.hero__title span {
  color: var(--accent);
  text-shadow: 0 0 40px rgba(74, 222, 128, 0.3);
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__visual {
  position: relative;
}

.hero__image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

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

/* Floating cards on hero */
.hero__float-card {
  position: absolute;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--glass-shadow);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  animation: float 6s ease-in-out infinite;
}

.hero__float-card--top {
  top: -20px;
  right: -20px;
}

.hero__float-card--bottom {
  bottom: 20px;
  left: -30px;
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero__float-card .number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.hero__float-card .label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Trust Bar --- */
.trust-bar {
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--border);
}

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

.trust-item {
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.trust-item:hover {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transform: translateY(-4px);
}

.trust-item__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.trust-item__label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 450;
}

/* --- Expertise Section --- */
.expertise__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

.expertise__header p {
  margin-top: var(--space-md);
}

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

.expertise-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.expertise-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.expertise-card:hover {
  border-color: rgba(74, 222, 128, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 8px 32px rgba(74, 222, 128, 0.1);
  background: rgba(255, 255, 255, 0.08);
}

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

.expertise-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.expertise-card__title {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.expertise-card__text {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.expertise-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-lg);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
  transition: gap var(--transition-fast);
}

.expertise-card:hover .expertise-card__link {
  gap: 10px;
}

/* --- Calculator Section --- */
.calculator {
  background: var(--gray-900);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl);
  position: relative;
  overflow: hidden;
}

.calculator::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--green-700) 0%, transparent 70%);
  opacity: 0.3;
  pointer-events: none;
}

.calculator__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.calculator__header h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.calculator__header p {
  color: var(--gray-300);
  font-size: 1.05rem;
}

.calc-form {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  backdrop-filter: blur(10px);
}

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

.calc-form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-300);
  margin-bottom: var(--space-sm);
}

.calc-form__input,
.calc-form__select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
  -webkit-appearance: none;
}

.calc-form__input:focus,
.calc-form__select:focus {
  outline: none;
  border-color: var(--accent);
}

.calc-form__select option {
  background: var(--gray-900);
  color: var(--white);
}

.calc-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.calc-result {
  display: none;
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: rgba(123, 174, 127, 0.15);
  border: 1px solid rgba(123, 174, 127, 0.3);
  border-radius: var(--radius-md);
  text-align: center;
}

.calc-result.visible {
  display: block;
  animation: fadeUp 0.4s ease-out;
}

.calc-result__coef {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
}

.calc-result__label {
  font-size: 0.85rem;
  color: var(--gray-300);
  margin-top: var(--space-xs);
}

.calc-result__estimate {
  margin-top: var(--space-md);
  font-size: 0.95rem;
  color: var(--gray-200);
}

/* --- Team Section --- */
.team__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

.team__header p {
  margin-top: var(--space-md);
}

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

.team-card {
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.team-card:hover {
  background: var(--bg-secondary);
  transform: translateY(-4px);
}

.team-card__photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--space-md);
  border: 3px solid var(--border);
  transition: border-color var(--transition-base);
}

.team-card:hover .team-card__photo {
  border-color: var(--accent);
}

.team-card__name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.team-card__role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Reviews Section --- */
.reviews__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

.reviews__header p {
  margin-top: var(--space-md);
}

.reviews__google-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: var(--space-2xl);
}

.reviews__google-badge .stars {
  color: #FBBC04;
  letter-spacing: 2px;
}

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

.review-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  backdrop-filter: var(--glass-blur);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.2);
}

.review-card__stars {
  color: #FBBC04;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.review-card__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--accent-hover);
  font-size: 0.85rem;
}

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

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

.reviews__cta {
  text-align: center;
  margin-top: var(--space-2xl);
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: var(--space-5xl) 0;
}

.cta-section__inner {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl);
  position: relative;
  overflow: hidden;
}

.cta-section__inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(74, 222, 128, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

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

.cta-section p {
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  color: var(--text-secondary);
}

/* --- Footer --- */
.footer {
  background: rgba(5, 5, 15, 0.9);
  border-top: 1px solid var(--glass-border);
  color: rgba(255, 255, 255, 0.5);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand {
  max-width: 280px;
}

.footer__brand .nav__logo {
  margin-bottom: var(--space-md);
}

.footer__brand .nav__logo .logo-icon {
  background: var(--accent);
}

.footer__brand p {
  font-size: 0.88rem;
  color: var(--gray-400);
  line-height: 1.6;
}

.footer__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__links a {
  font-size: 0.88rem;
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__bottom p {
  font-size: 0.8rem;
  color: var(--gray-500);
}

.footer__legal {
  display: flex;
  gap: var(--space-lg);
}

.footer__legal a {
  font-size: 0.8rem;
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

.footer__legal a:hover {
  color: var(--gray-300);
}

/* --- Document Upload Section --- */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
  background: var(--bg-secondary);
}

.upload-zone:hover,
.upload-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}

.upload-zone__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.upload-zone__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.upload-zone__text strong {
  color: var(--accent);
}

.upload-zone__formats {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

.file-list {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.file-item__name {
  font-size: 0.9rem;
  font-weight: 500;
}

.file-item__remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  transition: color var(--transition-fast);
}

.file-item__remove:hover {
  color: #e74c3c;
}

/* --- Forms --- */
.form__group {
  margin-bottom: var(--space-lg);
}

.form__label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.15);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form__checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.form__checkbox input[type="checkbox"] {
  margin-top: 4px;
  accent-color: var(--accent);
}

.form__checkbox label {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Success message --- */
.success-message {
  display: none;
  text-align: center;
  padding: var(--space-3xl);
  animation: fadeUp 0.5s ease-out;
}

.success-message.visible {
  display: block;
}

.success-message__icon {
  width: 72px;
  height: 72px;
  background: var(--accent-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 2rem;
}

/* --- Animations --- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .hero__visual {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }

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

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

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

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

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

  .nav__burger {
    display: flex;
  }

  /* Mobile menu */
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }

  .hero {
    min-height: auto;
    padding: calc(72px + var(--space-2xl)) 0 var(--space-2xl);
  }

  .trust-bar__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

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

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

  .calculator {
    padding: var(--space-2xl);
  }

  .calc-form__row {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .container {
    padding: 0 var(--space-md);
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .trust-bar__grid {
    grid-template-columns: 1fr 1fr;
  }

  .trust-item {
    padding: var(--space-md);
  }

  .trust-item__number {
    font-size: 2rem;
  }
}