/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange:        #FF6B2B;
  --orange-dark:   #E55520;
  --orange-light:  #FF8C55;
  --orange-glow:   rgba(255, 107, 43, 0.3);
  --black:         #0A0A0A;
  --black-2:       #111111;
  --black-3:       #1A1A1A;
  --black-4:       #222222;
  --gray-1:        #2A2A2A;
  --gray-2:        #3A3A3A;
  --gray-3:        #666666;
  --gray-4:        #999999;
  --white:         #FFFFFF;
  --white-dim:     rgba(255,255,255,0.7);
  --border:        rgba(255,255,255,0.08);
  --border-orange: rgba(255,107,43,0.3);
  --radius:        12px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --shadow:        0 8px 32px rgba(0,0,0,0.4);
  --shadow-orange: 0 8px 32px rgba(255,107,43,0.25);
  --transition:    all 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-main:     'Montserrat', sans-serif;
  --font-display:  'Playfair Display', serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-main);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ═══════════════════════════════════════════
   TYPOGRAPHY
═══════════════════════════════════════════ */
.gradient-text {
  background: linear-gradient(135deg, var(--orange) 0%, #FFB347 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ═══════════════════════════════════════════
   SCROLLBAR
═══════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black-2); }
::-webkit-scrollbar-thumb { background: var(--orange); border-radius: 3px; }

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 2rem;
  height: 70px;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,10,10,0.98);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}
.nav-inner {
  max-width: 1300px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.5px;
}
.logo-topo { color: var(--white); }
.logo-memo { color: var(--orange); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links li a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-4);
  transition: var(--transition);
  letter-spacing: 0.3px;
}
.nav-links li a:hover { color: var(--white); }
.btn-nav-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}
.btn-nav-cta:hover {
  background: var(--orange-dark) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-orange);
}
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-burger span {
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: var(--white);
  padding: 0.9rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  transition: var(--transition);
  box-shadow: 0 4px 20px var(--orange-glow);
  border: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,43,0.45);
}
.btn-primary.full { width: 100%; justify-content: center; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--white);
  padding: 0.9rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.btn-secondary:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.btn-outline-sm {
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-orange);
  color: var(--orange);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition);
  background: transparent;
}
.btn-outline-sm:hover {
  background: var(--orange);
  color: var(--white);
}

.btn-small-outline {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--gray-2);
  color: var(--gray-4);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 500;
  transition: var(--transition);
  background: transparent;
  white-space: nowrap;
}
.btn-small-outline:hover {
  border-color: #FF3333;
  color: #FF3333;
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 70px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
#heroCanvas {
  width: 100%;
  height: 100%;
  opacity: 0.15;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,107,43,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(255,107,43,0.06) 0%, transparent 50%);
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  padding: 2rem;
}
.hero-badge {
  display: inline-block;
  background: rgba(255,107,43,0.15);
  border: 1px solid var(--border-orange);
  color: var(--orange);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--white-dim);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--orange);
}
.stat-label {
  font-size: 0.75rem;
  color: var(--gray-4);
  letter-spacing: 0.5px;
}
.stat-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
}
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--gray-3);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--orange), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ═══════════════════════════════════════════
   HOW IT WORKS
═══════════════════════════════════════════ */
.how-it-works {
  padding: 6rem 2rem;
  background: var(--black-2);
}
.container {
  max-width: 1100px;
  margin: 0 auto;
}
.container-wide {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 2rem;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-tag {
  display: inline-block;
  background: rgba(255,107,43,0.12);
  color: var(--orange);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.section-header p {
  color: var(--gray-4);
  font-size: 1.05rem;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}
.step-card {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}
.step-card:hover {
  border-color: var(--border-orange);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.step-number {
  font-size: 4rem;
  font-weight: 900;
  color: rgba(255,107,43,0.08);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  line-height: 1;
  font-family: var(--font-display);
}
.step-icon {
  width: 56px;
  height: 56px;
  background: rgba(255,107,43,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.step-card p {
  color: var(--gray-4);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   CONFIGURATEUR
═══════════════════════════════════════════ */
.configurateur {
  padding: 6rem 0;
  background: var(--black);
}
.config-layout {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}

/* Controls */
.config-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.config-step {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
}
.config-step:hover { border-color: rgba(255,107,43,0.15); }

.step-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.step-badge {
  width: 32px; height: 32px;
  background: var(--orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  flex-shrink: 0;
}
.step-header h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

/* Import tabs */
.import-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  background: var(--black-4);
  border-radius: var(--radius);
  padding: 0.25rem;
}
.import-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem;
  border-radius: calc(var(--radius) - 2px);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-4);
  transition: var(--transition);
}
.import-tab.active {
  background: var(--black-3);
  color: var(--orange);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.import-tab svg { flex-shrink: 0; }

.import-content { display: none; }
.import-content.active { display: block; }

.import-desc {
  color: var(--gray-4);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* Strava button */
.btn-strava {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #FC4C02;
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  border: none;
  width: 100%;
  justify-content: center;
}
.btn-strava:hover {
  background: #E04500;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(252,76,2,0.35);
}

/* Athlete badge */
.athlete-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--black-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.athlete-avatar-wrap {
  width: 36px; height: 36px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--orange);
  flex-shrink: 0;
  background: var(--gray-2);
}
.athlete-avatar-wrap img { width: 100%; height: 100%; object-fit: cover; }
.athlete-badge > div:nth-child(2) { flex: 1; }
.athlete-badge strong { display: block; font-size: 0.875rem; }
.connected-label {
  font-size: 0.75rem;
  color: #4CAF50;
}

/* Activities list */
.activities-select-wrap label {
  display: block;
  font-size: 0.8rem;
  color: var(--gray-4);
  margin-bottom: 0.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.activities-list {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.activity-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--black-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.85rem;
}
.activity-item:hover,
.activity-item.selected {
  border-color: var(--orange);
  background: rgba(255,107,43,0.08);
}
.activity-item.selected { box-shadow: 0 0 0 2px var(--orange-glow); }
.activity-type-icon {
  width: 32px; height: 32px;
  background: rgba(255,107,43,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.activity-details { flex: 1; min-width: 0; }
.activity-name {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.activity-meta {
  font-size: 0.75rem;
  color: var(--gray-4);
}
.activity-selected-badge {
  width: 20px; height: 20px;
  background: var(--orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Loading */
.loading-acts {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  color: var(--gray-4);
  font-size: 0.875rem;
}
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--gray-2);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* GPX Dropzone */
.gpx-dropzone {
  border: 2px dashed var(--gray-2);
  border-radius: var(--radius-lg);
  padding: 2rem 1rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}
.gpx-dropzone:hover,
.gpx-dropzone.drag-over {
  border-color: var(--orange);
  background: rgba(255,107,43,0.05);
}
.dropzone-inner { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.dropzone-inner p { font-size: 0.9rem; color: var(--gray-4); }
.dropzone-inner strong { color: var(--white); }
.dropzone-inner span { font-size: 0.8rem; color: var(--gray-3); }

.gpx-info { margin-top: 0.75rem; }
.gpx-info-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,107,43,0.1);
  border: 1px solid var(--border-orange);
  border-radius: var(--radius);
  padding: 0.6rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
}
.gpx-info-inner span { flex: 1; }
.btn-remove {
  color: var(--gray-4);
  font-size: 0.75rem;
  transition: var(--transition);
  padding: 0.2rem 0.4rem;
}
.btn-remove:hover { color: #FF3333; }
.gpx-stats {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--gray-4);
  flex-wrap: wrap;
}
.gpx-stat { display: flex; align-items: center; gap: 0.3rem; }
.gpx-stat span:first-child { color: var(--orange); font-weight: 700; }

/* Form groups */
.form-group {
  margin-bottom: 1rem;
}
.form-group label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-4);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.optional {
  font-weight: 400;
  color: var(--gray-3);
  text-transform: none;
  letter-spacing: 0;
}
.char-count {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--gray-3);
  font-weight: 400;
}
.form-group input,
.form-group select {
  width: 100%;
  background: var(--black-4);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius);
  padding: 0.7rem 1rem;
  color: var(--white);
  font-size: 0.9rem;
  transition: var(--transition);
  appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%23666' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--orange);
  background: var(--black-3);
  box-shadow: 0 0 0 3px var(--orange-glow);
}
.form-group input::placeholder { color: var(--gray-3); }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* Tooltip */
.tooltip-wrap { position: relative; display: inline-flex; }
.tooltip-icon {
  width: 16px; height: 16px;
  background: var(--gray-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  cursor: help;
}
.tooltip-box {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.875rem;
  font-size: 0.75rem;
  color: var(--white-dim);
  width: 220px;
  text-align: left;
  white-space: normal;
  pointer-events: none;
  opacity: 0;
  transition: var(--transition);
  z-index: 10;
  line-height: 1.5;
  letter-spacing: 0;
  font-weight: 400;
  text-transform: none;
}
.tooltip-wrap:hover .tooltip-box { opacity: 1; }

/* Color swatches */
.color-options { margin-top: 0.25rem; }
.color-options label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-4);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.color-swatches {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.swatch {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  flex-shrink: 0;
}
.swatch:hover { transform: scale(1.2); }
.swatch.active { border-color: var(--white); box-shadow: 0 0 0 3px rgba(255,255,255,0.2); }
.swatch-custom {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px dashed var(--gray-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--gray-4);
  transition: var(--transition);
  flex-shrink: 0;
}
.swatch-custom:hover { border-color: var(--orange); color: var(--orange); }
.swatch-custom input { display: none; }

/* Order recap */
.order-recap {
  background: var(--black-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.recap-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--gray-4);
  border-bottom: 1px solid var(--border);
}
.recap-line:last-child { border-bottom: none; }
.recap-line .free { color: #4CAF50; font-weight: 600; }
.recap-line.total {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
  padding-top: 0.75rem;
  margin-top: 0.25rem;
}
.recap-line.total span:last-child { color: var(--orange); }

/* Pay button */
.btn-pay {
  width: 100%;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: var(--white);
  border: none;
  border-radius: var(--radius-lg);
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  min-height: 56px;
}
.btn-pay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition);
}
.btn-pay:hover::before { opacity: 1; }
.btn-pay:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(255,107,43,0.5);
}
.btn-pay:active { transform: translateY(0); }
.btn-pay:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.btn-pay-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}
.btn-pay-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}
.spinner-white {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.pay-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  font-size: 0.72rem;
  color: var(--gray-3);
}

.pay-error {
  background: rgba(255,51,51,0.1);
  border: 1px solid rgba(255,51,51,0.3);
  color: #FF6666;
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  margin-top: 0.75rem;
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   PREVIEW 3D
═══════════════════════════════════════════ */
.config-preview {}

.preview-sticky {
  position: sticky;
  top: 90px;
}

.preview-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--gray-3);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.preview-frame {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 1 / 1.1;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.preview-canvas-wrap {
  width: 100%;
  height: 85%;
  position: relative;
}

#preview3d {
  width: 100%;
  height: 100%;
  display: block;
}

.preview-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--gray-3);
  font-size: 0.875rem;
  text-align: center;
  line-height: 1.6;
}

.preview-texts {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 15%;
  background: linear-gradient(to top, var(--black) 0%, transparent 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 1rem;
  gap: 0.25rem;
}

.preview-title-text {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.preview-subtitle-text {
  font-size: 0.72rem;
  color: var(--gray-4);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.preview-nfc {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255,107,43,0.15);
  border: 1px solid var(--border-orange);
  border-radius: 50px;
  padding: 0.3rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--orange);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.preview-controls {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  justify-content: center;
}

.preview-btn {
  padding: 0.4rem 0.875rem;
  background: var(--black-4);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--gray-4);
  font-size: 0.78rem;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.preview-btn:hover,
.preview-btn.active {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

.preview-size-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--gray-3);
  justify-content: center;
  text-align: center;
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   TARIFS
═══════════════════════════════════════════ */
.tarifs {
  padding: 6rem 2rem;
  background: var(--black-2);
}

.pricing-card {
  max-width: 520px;
  margin: 0 auto;
  background: var(--black-3);
  border: 1px solid var(--border-orange);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  position: relative;
  box-shadow: 0 0 60px rgba(255,107,43,0.1);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: var(--white);
  padding: 0.3rem 1.25rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.pricing-top {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.pricing-top h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.pricing-price {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
}

.price-amount {
  font-size: 5rem;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
  font-family: var(--font-display);
}

.price-right {
  display: flex;
  flex-direction: column;
  padding-top: 0.75rem;
}

.price-cents {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--orange);
}

.price-period {
  font-size: 0.8rem;
  color: var(--gray-4);
}

.pricing-top > p { color: var(--gray-4); font-size: 0.875rem; }

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--white-dim);
}

.pricing-features li:first-child { color: var(--white); }

/* ═══════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════ */
.testimonials {
  padding: 6rem 2rem;
  background: var(--black);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border-orange);
  transform: translateY(-2px);
}

.testimonial-stars {
  color: var(--orange);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  letter-spacing: 2px;
}

.testimonial-card p {
  color: var(--white-dim);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.author-info strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
}

.author-info span {
  font-size: 0.75rem;
  color: var(--gray-4);
}

/* ═══════════════════════════════════════════
   FAQ
═══════════════════════════════════════════ */
.faq {
  padding: 6rem 2rem;
  background: var(--black-2);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open { border-color: var(--border-orange); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  gap: 1rem;
  transition: var(--transition);
}

.faq-question:hover { color: var(--orange); }

.faq-icon {
  width: 24px; height: 24px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
  color: var(--gray-4);
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}

.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--gray-4);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 0.75rem;
  display: block;
}

.footer-brand p {
  color: var(--gray-4);
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 240px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-3);
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--gray-4);
  transition: var(--transition);
}

.footer-col ul li a:hover { color: var(--orange); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--gray-3);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 0.8rem;
  color: var(--gray-3);
  transition: var(--transition);
}

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

/* ═══════════════════════════════════════════
   TOAST
═══════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  color: var(--white);
  box-shadow: var(--shadow);
  z-index: 9999;
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
  max-width: 320px;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success { border-color: #4CAF50; }
.toast.error { border-color: #FF3333; }

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 1100px) {
  .config-layout {
    grid-template-columns: 1fr;
  }
  .config-preview {
    order: -1;
  }
  .preview-sticky {
    position: static;
  }
  .preview-frame {
    max-width: 400px;
    margin: 0 auto;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--black-2);
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    gap: 1.25rem;
    z-index: 999;
  }
  .nav-burger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-stats { gap: 1rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .configurateur { padding: 4rem 0; }
  .container-wide { padding: 0 1rem; }
  .config-step { padding: 1.25rem; }
  .pricing-card { padding: 1.75rem; }
  .price-amount { font-size: 3.5rem; }
}

/* ═══════════════════════════════════════════
   PAIEMENT STRIPE
═══════════════════════════════════════════ */
.stripe-payment-section {
  background: var(--black-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-top: 1rem;
}

.payment-header {
  margin-bottom: 1.5rem;
  text-align: center;
}

.payment-header h4 {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.payment-header p {
  color: var(--gray-4);
  font-size: 0.85rem;
  line-height: 1.4;
}

.stripe-element-wrapper {
  margin-bottom: 1.5rem;
}

.stripe-label {
  display: block;
  color: var(--gray-3);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

#stripe-card-element {
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  transition: all 0.2s ease;
  min-height: 50px;
}

#stripe-card-element.StripeElement--focus {
  border-color: var(--orange);
  background: rgba(255, 107, 43, 0.05);
  box-shadow: 0 0 0 2px rgba(255, 107, 43, 0.1);
}

#stripe-card-element.StripeElement--invalid {
  border-color: var(--red);
  background: rgba(255, 68, 68, 0.05);
}

#stripe-card-element.StripeElement--complete {
  border-color: var(--green);
  background: rgba(76, 175, 80, 0.05);
}

.stripe-errors,
#stripe-card-errors {
  color: var(--red);
  font-size: 0.8rem;
  margin-top: 0.5rem;
  min-height: 20px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stripe-errors:before,
#stripe-card-errors:not(:empty):before {
  content: "⚠️";
}

.btn-pay,
#btnPay {
  width: 100%;
  background: linear-gradient(135deg, var(--orange) 0%, #ff8a4a 100%);
  border: none;
  border-radius: var(--radius-lg);
  padding: 14px 24px;
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  cursor: pointer;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
}

.btn-pay:hover,
#btnPay:hover {
  background: linear-gradient(135deg, #ff8a4a 0%, var(--orange) 100%);
  transform: translateY(-1px);
  box-shadow: 0 8px 25px rgba(255, 107, 43, 0.3);
}

.btn-pay:active,
#btnPay:active {
  transform: translateY(0);
}

.btn-pay:disabled,
#btnPay:disabled {
  background: var(--gray-5);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-pay-icon {
  font-size: 1.1rem;
}

.btn-pay-text {
  font-weight: 700;
}

.pay-error {
  color: var(--red);
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid rgba(255, 68, 68, 0.2);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  display: none;
}

.pay-error:not(:empty) {
  display: block;
}

.pay-badges {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--gray-4);
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-item:first-child {
  margin-bottom: 0.25rem;
}

/* Animation de chargement pour le bouton */
.btn-pay.loading,
#btnPay.loading {
  pointer-events: none;
}

.btn-pay.loading:after,
#btnPay.loading:after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  margin: auto;
  border: 2px solid transparent;
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Style mobile pour le paiement */
@media (max-width: 768px) {
  .stripe-payment-section {
    padding: 1.25rem;
    margin: 1rem -1rem 0;
    border-radius: var(--radius-lg);
  }
  
  .payment-header h4 {
    font-size: 1rem;
  }
  
  .btn-pay,
  #btnPay {
    font-size: 0.95rem;
    padding: 16px 24px;
  }
  
  .pay-badges {
    flex-direction: column;
    text-align: center;
  }
}