/* ===========================
   FENÊTRES ROUMANIE - CSS
   =========================== */

:root {
  --primary: #1a3a5c;
  --primary-dark: #0d2238;
  --primary-light: #2a5a8c;
  --accent: #e8a020;
  --accent-dark: #c4841a;
  --white: #ffffff;
  --light: #f4f7fb;
  --grey: #6b7280;
  --grey-light: #e5e9f0;
  --text: #1e293b;
  --shadow: 0 4px 24px rgba(26,58,92,0.12);
  --shadow-lg: 0 12px 48px rgba(26,58,92,0.18);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

/* ========== TYPOGRAPHY ========== */
h1 { font-size: clamp(2rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.1; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); font-weight: 600; }
p { font-size: 1.05rem; }

/* ========== UTILITIES ========== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary); }
.text-center { text-align: center; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-weight: 700;
  font-size: 1rem; cursor: pointer; border: none; transition: var(--transition);
  letter-spacing: 0.3px; text-transform: uppercase; font-size: 0.9rem;
}
.btn-primary {
  background: var(--accent); color: var(--white);
  box-shadow: 0 4px 20px rgba(232,160,32,0.4);
}
.btn-primary:hover {
  background: var(--accent-dark); transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,160,32,0.5);
}
.btn-secondary {
  background: transparent; color: var(--white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.12); transform: translateY(-2px);
  border-color: var(--white);
}
.btn-dark {
  background: var(--primary); color: var(--white);
  box-shadow: 0 4px 20px rgba(26,58,92,0.3);
}
.btn-dark:hover {
  background: var(--primary-dark); transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(26,58,92,0.4);
}

.section-label {
  display: inline-block; background: rgba(26,58,92,0.08);
  color: var(--primary); font-size: 0.8rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px;
}
.section-label-white {
  background: rgba(255,255,255,0.15); color: var(--white);
}

.section-title { margin-bottom: 16px; }
.section-subtitle {
  font-size: 1.1rem; color: var(--grey); max-width: 600px; margin: 0 auto 48px;
}

/* ========== HEADER / NAV ========== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: var(--transition);
  padding: 0;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0;
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(13,34,56,0.97); backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.2);
}
.header.scrolled .header-inner { padding: 12px 0; }

.logo {
  display: flex; align-items: center; gap: 12px;
}
.logo-icon {
  width: 46px; height: 46px; background: var(--accent);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
}
.logo-icon svg { width: 28px; height: 28px; fill: white; }
.logo-text { line-height: 1; }
.logo-name {
  font-size: 1.3rem; font-weight: 800; color: var(--white);
  letter-spacing: -0.5px;
}
.logo-tagline {
  font-size: 0.7rem; color: var(--accent); font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase;
}

nav { display: flex; align-items: center; gap: 8px; }
nav a {
  color: rgba(255,255,255,0.85); font-weight: 500; font-size: 0.95rem;
  padding: 8px 16px; border-radius: 8px; transition: var(--transition);
}
nav a:hover { color: var(--white); background: rgba(255,255,255,0.1); }
.nav-affiliation {
  background: linear-gradient(135deg, rgba(232,160,32,0.18), rgba(232,160,32,0.08)) !important;
  color: var(--accent) !important; border: 1px solid rgba(232,160,32,0.35) !important;
  padding: 8px 16px !important; border-radius: 50px !important; font-weight: 700 !important;
  font-size: 0.85rem !important; margin-right: 4px;
  animation: navGlow 3s ease-in-out infinite;
}
.nav-affiliation:hover {
  background: rgba(232,160,32,0.25) !important; transform: translateY(-1px);
}
@keyframes navGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,160,32,0); }
  50% { box-shadow: 0 0 12px 2px rgba(232,160,32,0.25); }
}
.nav-cta {
  background: var(--accent) !important; color: var(--white) !important;
  padding: 10px 24px !important; border-radius: 50px !important;
  font-weight: 700 !important; margin-left: 8px;
  box-shadow: 0 4px 16px rgba(232,160,32,0.4);
}
.nav-cta:hover {
  background: var(--accent-dark) !important; transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232,160,32,0.5);
}
.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 8px;
}
.menu-toggle span {
  display: block; width: 26px; height: 2px; background: var(--white);
  border-radius: 2px; transition: var(--transition);
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh; position: relative;
  display: flex; align-items: center;
  background: #04101e;
  overflow: hidden;
}

/* ---- Canvas particules ---- */
#heroCanvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
}

/* ---- Rayons de lumière ---- */
.hero-light-ray {
  position: absolute; pointer-events: none;
  transform-origin: top center;
}
.ray-1 {
  top: -20%; right: 5%;
  width: 2px; height: 120vh;
  background: linear-gradient(180deg, rgba(232,160,32,0.55) 0%, rgba(232,160,32,0.08) 50%, transparent 100%);
  transform: rotate(18deg);
  filter: blur(1px);
  animation: rayPulse 5s ease-in-out infinite;
}
.ray-2 {
  top: -20%; right: 12%;
  width: 1px; height: 110vh;
  background: linear-gradient(180deg, rgba(232,160,32,0.3) 0%, rgba(232,160,32,0.04) 60%, transparent 100%);
  transform: rotate(22deg);
  filter: blur(0.5px);
  animation: rayPulse 5s ease-in-out infinite 0.8s;
}
.ray-3 {
  top: -20%; right: 20%;
  width: 80px; height: 130vh;
  background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 40%, transparent 100%);
  transform: rotate(14deg);
  filter: blur(8px);
  animation: rayPulse 7s ease-in-out infinite 1.5s;
}
@keyframes rayPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ---- Bruit/grain ---- */
.hero-noise {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
}

/* ---- Silhouette grande fenêtre droite ---- */
.hero-window-silhouette {
  position: absolute; right: -80px; top: 50%;
  transform: translateY(-50%);
  width: 520px; height: 640px;
  opacity: 0.045;
  pointer-events: none;
}
.hws-frame {
  width: 100%; height: 100%;
  border: 8px solid white;
  border-radius: 4px;
  position: relative;
}
.hws-bar-h {
  position: absolute; top: 50%; left: 0; right: 0; height: 8px;
  background: white; transform: translateY(-50%);
}
.hws-bar-v {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 8px;
  background: white; transform: translateX(-50%);
}
.hws-pane {
  position: absolute;
  background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
}
.hws-pane.p1 { top: 4px; left: 4px; right: calc(50% + 4px); bottom: calc(50% + 4px); }
.hws-pane.p2 { top: 4px; left: calc(50% + 4px); right: 4px; bottom: calc(50% + 4px); }
.hws-pane.p3 { top: calc(50% + 4px); left: 4px; right: calc(50% + 4px); bottom: 4px; }
.hws-pane.p4 { top: calc(50% + 4px); left: calc(50% + 4px); right: 4px; bottom: 4px; }

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.02); }
}

.hero-content {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.4fr 0.6fr;
  gap: 60px; align-items: center; padding: 120px 0 80px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,160,32,0.15); border: 1px solid rgba(232,160,32,0.3);
  color: var(--accent); padding: 8px 18px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600; margin-bottom: 24px;
  animation: fadeInUp 0.6s ease both;
}
.badge-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero-title {
  color: var(--white); margin-bottom: 24px;
  animation: fadeInUp 0.6s ease 0.1s both;
}
.hero-title span { color: var(--accent); position: relative; display: inline-block; }
.hero-title span::after {
  content: ''; position: absolute; bottom: 4px; left: 0; right: 0;
  height: 4px; background: var(--accent); border-radius: 2px; opacity: 0.4;
}

.hero-desc {
  color: rgba(255,255,255,0.75); font-size: 1.15rem; margin-bottom: 36px; max-width: 520px;
  animation: fadeInUp 0.6s ease 0.2s both;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px;
  animation: fadeInUp 0.6s ease 0.3s both;
}
.hero-stats {
  display: flex; gap: 32px; animation: fadeInUp 0.6s ease 0.4s both;
}
.stat { }
.stat-number {
  font-size: 1.8rem; font-weight: 800; color: var(--white); line-height: 1;
}
.stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.55); margin-top: 4px; text-transform: uppercase; letter-spacing: 1px; }
.stat-divider { width: 1px; background: rgba(255,255,255,0.15); }

/* Hero visual */
.hero-visual { animation: fadeInRight 0.8s ease 0.3s both; }

/* ========== DIAPORAMA PROFILS ========== */
.profile-diaporama {
  position: relative; width: 100%;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(100,180,255,0.08);
}
.pd-track {
  display: flex; transition: transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
.pd-slide {
  min-width: 100%; padding: 28px 32px 20px;
  display: flex; flex-direction: column; align-items: center;
  box-sizing: border-box;
}
.pd-logo {
  margin-bottom: 12px; height: 32px; display: flex; align-items: center;
}
.pd-logo img {
  height: 32px; width: auto; border-radius: 4px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.4));
}
.pd-model {
  font-size: 1.15rem; font-weight: 800; color: var(--white);
  letter-spacing: 0.5px; margin-bottom: 4px; text-align: center;
}
.pd-specs {
  font-size: 0.78rem; color: rgba(255,255,255,0.45);
  margin-bottom: 18px; text-align: center; letter-spacing: 0.5px;
}
.pd-coupe {
  width: 100%; border-radius: 10px; overflow: hidden;
  background: rgba(4,16,30,0.7);
  border: 1px solid rgba(100,170,255,0.1);
}
.pd-coupe svg { width: 100%; height: auto; display: block; }

/* Boutons nav */
.pd-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18);
  color: white; font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition); z-index: 10; backdrop-filter: blur(8px);
}
.pd-btn:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-50%) scale(1.1); }
.pd-prev { left: 10px; }
.pd-next { right: 10px; }

/* Points indicateurs */
.pd-dots {
  display: flex; justify-content: center; gap: 6px;
  padding: 14px 0 16px;
}
.pd-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(255,255,255,0.25); transition: var(--transition); cursor: pointer;
}
.pd-dot.active { background: var(--accent); width: 20px; border-radius: 3px; }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.window-showcase {
  position: relative;
  background: rgba(255,255,255,0.05); backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-lg);
  padding: 40px; box-shadow: var(--shadow-lg);
}
.window-frame {
  position: relative; border: 3px solid rgba(255,255,255,0.15);
  border-radius: 8px; overflow: hidden; margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(42,90,140,0.3), rgba(26,58,92,0.5));
  aspect-ratio: 4/3;
  display: flex; flex-direction: column;
}
.window-top {
  height: 28px; background: rgba(255,255,255,0.06);
  display: flex; align-items: center; padding: 0 12px; gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.wt-dot { width: 10px; height: 10px; border-radius: 50%; }
.wt-dot:nth-child(1) { background: rgba(255,100,100,0.6); }
.wt-dot:nth-child(2) { background: rgba(255,200,60,0.6); }
.wt-dot:nth-child(3) { background: rgba(60,200,100,0.6); }
.window-body {
  flex: 1; display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr; gap: 2px; padding: 2px;
}
.window-pane {
  background: linear-gradient(135deg, rgba(100,160,240,0.3), rgba(60,120,200,0.15));
  border-radius: 2px; position: relative; overflow: hidden;
}
.window-pane::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
}
.window-frame-bar {
  position: absolute; top: 50%; left: 0; right: 0; height: 4px;
  background: rgba(255,255,255,0.12); transform: translateY(-50%);
}
.window-frame-bar-v {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 4px;
  background: rgba(255,255,255,0.12); transform: translateX(-50%);
}

.showcase-brands {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}
.showcase-brand {
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px; padding: 12px; text-align: center;
  transition: var(--transition);
}
.showcase-brand:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }
.sb-name { color: var(--accent); font-weight: 800; font-size: 0.9rem; letter-spacing: 0.5px; }
.sb-models { color: rgba(255,255,255,0.5); font-size: 0.72rem; margin-top: 2px; }

.showcase-badge {
  position: absolute; top: -12px; right: 20px;
  background: var(--accent); color: var(--white);
  padding: 6px 16px; border-radius: 50px; font-size: 0.8rem; font-weight: 700;
  box-shadow: 0 4px 16px rgba(232,160,32,0.4);
  white-space: nowrap;
}

/* ========== FEATURES ========== */
.features { padding: 100px 0; background: var(--light); }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  margin-top: 56px;
}
.feature-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 36px 32px; box-shadow: var(--shadow);
  border: 1px solid var(--grey-light); transition: var(--transition);
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px; font-size: 1.6rem;
}
.feature-title { font-size: 1.2rem; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.feature-desc { color: var(--grey); font-size: 0.95rem; line-height: 1.7; }

/* ========== BRANDS ========== */
.brands { padding: 100px 0; background: var(--white); }
.brands-tabs {
  display: flex; justify-content: center; gap: 12px; margin-bottom: 48px; flex-wrap: wrap;
}
.brand-tab {
  padding: 10px 28px; border-radius: 50px; font-weight: 700; font-size: 0.9rem;
  cursor: pointer; transition: var(--transition); border: 2px solid var(--grey-light);
  background: var(--white); color: var(--grey); letter-spacing: 0.5px;
}
.brand-tab.active, .brand-tab:hover {
  background: var(--primary); color: var(--white); border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(26,58,92,0.25);
}

.brand-content { display: none; }
.brand-content.active { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }

.brand-info { }
.brand-logo-large {
  font-size: 2.5rem; font-weight: 900; color: var(--primary);
  letter-spacing: -1px; margin-bottom: 8px;
}
.brand-origin {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--light); padding: 4px 12px; border-radius: 20px;
  font-size: 0.8rem; color: var(--grey); font-weight: 600; margin-bottom: 24px;
}
.brand-desc { color: var(--grey); font-size: 1rem; line-height: 1.8; margin-bottom: 32px; }
.brand-models-title {
  font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px;
  color: var(--grey); font-weight: 700; margin-bottom: 16px;
}
.brand-models-grid { display: flex; flex-direction: column; gap: 12px; }
.model-card {
  background: var(--light); border-radius: var(--radius); padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid transparent; transition: var(--transition);
  cursor: pointer;
}
.model-card:hover { border-color: var(--primary); background: rgba(26,58,92,0.04); }
.model-name { font-weight: 700; color: var(--primary); font-size: 1rem; }
.model-specs { display: flex; gap: 12px; margin-top: 4px; }
.model-spec {
  font-size: 0.78rem; color: var(--grey);
  background: rgba(26,58,92,0.08); padding: 2px 8px; border-radius: 20px;
}
.model-badge {
  background: linear-gradient(135deg, var(--accent), #f5b840);
  color: var(--white); font-size: 0.75rem; font-weight: 700;
  padding: 4px 12px; border-radius: 20px; white-space: nowrap;
}
.brand-visual {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  min-height: 420px; display: flex; align-items: center; justify-content: center;
}
.brand-window-display {
  position: relative; width: 100%; height: 100%; min-height: 420px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px;
}
.big-window {
  width: 220px; height: 280px; border: 4px solid rgba(255,255,255,0.25);
  border-radius: 4px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(100,160,240,0.4), rgba(60,120,200,0.2));
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.big-window-cross-h {
  position: absolute; top: 50%; left: 0; right: 0; height: 5px;
  background: rgba(255,255,255,0.25); transform: translateY(-50%);
}
.big-window-cross-v {
  position: absolute; left: 50%; top: 0; bottom: 0; width: 5px;
  background: rgba(255,255,255,0.25); transform: translateX(-50%);
}
.big-window::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent 60%);
}
.window-label {
  margin-top: 20px; color: rgba(255,255,255,0.7);
  font-size: 0.85rem; text-align: center; font-weight: 600; letter-spacing: 1px; text-transform: uppercase;
}
.window-specs-floating {
  position: absolute; background: rgba(255,255,255,0.1); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2); border-radius: 10px;
  padding: 10px 16px; font-size: 0.8rem; color: var(--white); font-weight: 600;
}
.window-specs-floating:nth-child(3) { top: 40px; right: 30px; }
.window-specs-floating:nth-child(4) { bottom: 60px; left: 20px; }

/* ========== VOLETS ========== */
.volets {
  padding: 100px 0;
  background: linear-gradient(135deg, #0a1f38 0%, #1a3a5c 100%);
  position: relative; overflow: hidden;
}
.volets::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(ellipse at 80% 50%, rgba(232,160,32,0.1), transparent 60%);
}
.volets-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.volets-info { position: relative; z-index: 1; }
.volets-title { color: var(--white); margin-bottom: 20px; }
.volets-desc { color: rgba(255,255,255,0.7); font-size: 1.05rem; line-height: 1.8; margin-bottom: 32px; }
.volets-features { list-style: none; display: flex; flex-direction: column; gap: 14px; margin-bottom: 36px; }
.volets-features li {
  display: flex; align-items: center; gap: 12px;
  color: rgba(255,255,255,0.85); font-size: 0.95rem;
}
.volets-features li::before {
  content: '✓'; width: 24px; height: 24px; background: var(--accent);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 800; flex-shrink: 0;
  text-align: center; line-height: 24px;
}
.aluprof-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(232,160,32,0.15); border: 1px solid rgba(232,160,32,0.35);
  border-radius: 50px; padding: 8px 20px; margin-bottom: 20px;
}
.aluprof-badge-text { color: var(--accent); font-weight: 800; font-size: 0.85rem; letter-spacing: 1px; text-transform: uppercase; }

.volets-visual { position: relative; z-index: 1; }
.volet-display {
  background: rgba(255,255,255,0.06); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.volet-top-bar {
  height: 50px; background: rgba(232,160,32,0.15);
  border-bottom: 1px solid rgba(232,160,32,0.2);
  display: flex; align-items: center; justify-content: space-between; padding: 0 20px;
}
.volet-brand-text { color: var(--accent); font-weight: 800; font-size: 0.85rem; letter-spacing: 2px; }
.volet-body { padding: 24px; }
.volet-slats { display: flex; flex-direction: column; gap: 4px; margin-bottom: 20px; }
.volet-slat {
  height: 18px; border-radius: 3px; position: relative; overflow: hidden;
}
.volet-slat:nth-child(odd) { background: rgba(255,255,255,0.08); }
.volet-slat:nth-child(even) { background: rgba(255,255,255,0.05); }
.volet-slat::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: rgba(255,255,255,0.06);
}
.volet-features-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.volet-feat {
  background: rgba(255,255,255,0.05); border-radius: 10px; padding: 14px;
  text-align: center; border: 1px solid rgba(255,255,255,0.08);
}
.volet-feat-icon { font-size: 1.5rem; margin-bottom: 6px; }
.volet-feat-text { color: rgba(255,255,255,0.7); font-size: 0.78rem; line-height: 1.4; }

/* ========== PROCESS ========== */
.process { padding: 100px 0; background: var(--light); }
.process-steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin-top: 56px;
  position: relative;
}
.process-steps::before {
  content: ''; position: absolute; top: 36px; left: calc(12.5% + 20px);
  right: calc(12.5% + 20px); height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 0;
}
.step { position: relative; z-index: 1; text-align: center; }
.step-number {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white); font-size: 1.4rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px; box-shadow: 0 8px 24px rgba(26,58,92,0.3);
  border: 4px solid var(--light);
}
.step-title { font-size: 1.05rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.step-desc { font-size: 0.88rem; color: var(--grey); line-height: 1.6; }

/* ========== TESTIMONIALS ========== */
.testimonials { padding: 100px 0; background: var(--white); }
.testimonials-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 56px;
}
.testimonial-card {
  background: var(--light); border-radius: var(--radius-lg); padding: 32px;
  border: 1px solid var(--grey-light); transition: var(--transition);
  position: relative;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.testimonial-quote {
  font-size: 3rem; color: var(--accent); line-height: 1; margin-bottom: 12px; font-family: Georgia, serif;
}
.testimonial-text { color: var(--text); font-size: 0.97rem; line-height: 1.7; margin-bottom: 24px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: var(--white); font-size: 1rem; flex-shrink: 0;
}
.author-name { font-weight: 700; font-size: 0.95rem; color: var(--primary); }
.author-location { font-size: 0.8rem; color: var(--grey); }
.stars { color: var(--accent); font-size: 0.85rem; margin-bottom: 16px; letter-spacing: 2px; }

/* ========== CTA BAND ========== */
.cta-band {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #1e5080 100%);
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-inner {
  position: relative; z-index: 1; text-align: center;
}
.cta-inner h2 { color: var(--white); margin-bottom: 16px; }
.cta-inner p { color: rgba(255,255,255,0.75); font-size: 1.1rem; max-width: 550px; margin: 0 auto 36px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-phone {
  display: flex; align-items: center; gap: 10px;
  color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-top: 20px; justify-content: center;
}
.cta-phone a { color: var(--accent); font-weight: 700; }

/* ========== FOOTER ========== */
.footer {
  background: var(--primary-dark); color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin: 16px 0 24px; color: rgba(255,255,255,0.55); }
.footer-social { display: flex; gap: 10px; }
.social-link {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.07); display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6); font-size: 0.85rem; transition: var(--transition);
}
.social-link:hover { background: var(--accent); color: var(--white); }

.footer-title {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 2px; color: var(--white); margin-bottom: 20px;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.9rem; color: rgba(255,255,255,0.55);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }

.footer-contact { display: flex; flex-direction: column; gap: 14px; }
.contact-item { display: flex; align-items: flex-start; gap: 12px; }
.contact-icon {
  width: 32px; height: 32px; background: rgba(232,160,32,0.15);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; flex-shrink: 0;
}
.contact-text { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.5; }
.contact-text strong { color: var(--white); display: block; font-size: 0.82rem; margin-bottom: 2px; }

.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; flex-wrap: wrap; gap: 12px;
}
.footer-copyright { font-size: 0.82rem; color: rgba(255,255,255,0.35); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.82rem; color: rgba(255,255,255,0.35); transition: var(--transition); }
.footer-legal a:hover { color: var(--accent); }

/* ========== DEVIS PAGE ========== */
.devis-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 140px 0 60px; text-align: center;
}
.devis-hero h1 { color: var(--white); margin-bottom: 16px; }
.devis-hero p { color: rgba(255,255,255,0.7); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

.devis-section { padding: 80px 0; background: var(--light); }
.devis-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; }

.devis-form-wrap {
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.form-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  padding: 28px 36px;
}
.form-header h3 { color: var(--white); font-size: 1.3rem; }
.form-header p { color: rgba(255,255,255,0.65); font-size: 0.9rem; margin-top: 4px; }

.devis-form { padding: 36px; }
.form-section-title {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 2px;
  color: var(--grey); font-weight: 700; margin: 28px 0 16px;
  padding-bottom: 10px; border-bottom: 1px solid var(--grey-light);
}
.form-section-title:first-child { margin-top: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 0; }
.form-group-full { grid-column: 1 / -1; }
.form-group label {
  font-size: 0.85rem; font-weight: 600; color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px; border: 2px solid var(--grey-light); border-radius: 10px;
  font-size: 0.95rem; color: var(--text); background: var(--white);
  transition: var(--transition); font-family: inherit; width: 100%;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 4px rgba(26,58,92,0.08);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { appearance: none; cursor: pointer; }

.products-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.product-checkbox { cursor: pointer; }
.product-checkbox input { display: none; }
.product-checkbox-inner {
  border: 2px solid var(--grey-light); border-radius: 10px;
  padding: 14px; transition: var(--transition);
  display: flex; align-items: center; gap: 10px;
}
.product-checkbox input:checked + .product-checkbox-inner {
  border-color: var(--primary); background: rgba(26,58,92,0.05);
}
.product-checkbox:hover .product-checkbox-inner { border-color: var(--primary-light); }
.cb-brand {
  font-size: 0.75rem; font-weight: 800; color: var(--accent);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.cb-model { font-size: 0.88rem; font-weight: 600; color: var(--primary); }
.cb-check {
  width: 20px; height: 20px; border: 2px solid var(--grey-light);
  border-radius: 5px; flex-shrink: 0; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
  margin-left: auto;
}
.product-checkbox input:checked + .product-checkbox-inner .cb-check {
  background: var(--primary); border-color: var(--primary); color: white; font-size: 0.75rem;
}

.form-dimensions { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.dim-group { display: flex; flex-direction: column; gap: 5px; }
.dim-group label { font-size: 0.8rem; font-weight: 600; color: var(--grey); }
.dim-group input { padding: 10px 12px; border: 2px solid var(--grey-light); border-radius: 8px; font-size: 0.9rem; outline: none; transition: var(--transition); }
.dim-group input:focus { border-color: var(--primary); }
.dim-note { font-size: 0.78rem; color: var(--grey); margin-top: 4px; }

.submit-section { margin-top: 28px; }
.btn-submit {
  width: 100%; padding: 16px; background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white); border: none; border-radius: 12px; font-size: 1rem;
  font-weight: 700; cursor: pointer; transition: var(--transition);
  letter-spacing: 0.5px; display: flex; align-items: center; justify-content: center; gap: 10px;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(26,58,92,0.35); }
.submit-note { font-size: 0.8rem; color: var(--grey); text-align: center; margin-top: 12px; }

/* Sidebar devis */
.devis-sidebar { display: flex; flex-direction: column; gap: 20px; }
.sidebar-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--grey-light);
}
.sidebar-card.accent-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border: none;
}
.sidebar-card-title {
  font-weight: 700; font-size: 1rem; color: var(--primary); margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.sidebar-card.accent-card .sidebar-card-title { color: var(--white); }
.sidebar-advantages { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.sidebar-advantages li {
  display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; color: var(--text);
}
.sidebar-advantages li::before {
  content: '✓'; color: var(--accent); font-weight: 800; margin-top: 1px; flex-shrink: 0;
}
.sidebar-card.accent-card .sidebar-advantages li { color: rgba(255,255,255,0.85); }
.sidebar-card.accent-card .sidebar-advantages li::before { color: var(--accent); }
.sidebar-contact-info { margin-top: 20px; }
.sc-line {
  display: flex; align-items: center; gap: 10px; margin-bottom: 12px;
  font-size: 0.9rem; color: rgba(255,255,255,0.75);
}
.sc-line strong { color: var(--white); }
.sidebar-brands-list { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-brand-tag {
  padding: 6px 14px; background: var(--light); border-radius: 20px;
  font-size: 0.8rem; font-weight: 700; color: var(--primary);
  border: 1px solid var(--grey-light);
}

/* ========== BACK TO TOP ========== */
.back-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 44px; height: 44px; background: var(--accent); color: var(--white);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: 0 4px 16px rgba(232,160,32,0.4);
  opacity: 0; pointer-events: none; transition: var(--transition); cursor: pointer; border: none;
}
.back-top.visible { opacity: 1; pointer-events: auto; }
.back-top:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(232,160,32,0.5); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
}

@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .brand-content.active { grid-template-columns: 1fr; }
  .brand-visual { min-height: 300px; }
  .volets-grid { grid-template-columns: 1fr; }
  .devis-grid { grid-template-columns: 1fr; }
  .devis-sidebar { display: none; }
}

@media (max-width: 768px) {
  nav { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--primary-dark); flex-direction: column; justify-content: center;
    align-items: center; gap: 8px; z-index: 999; }
  nav.open { display: flex; }
  nav a { font-size: 1.2rem; padding: 12px 24px; }
  .menu-toggle { display: flex; z-index: 1000; position: relative; }
  .features-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonials-grid .testimonial-card:nth-child(3) { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-stats { gap: 20px; }
  .products-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-dimensions { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: center; }
  .brand-tabs { flex-direction: column; align-items: stretch; }
  .brand-tab { text-align: center; }
  .cta-actions { flex-direction: column; align-items: center; }
}

/* ========== ANIMATIONS ========== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ========== CHOIX RADIO ========== */
.choix-radio-group { display: flex; flex-direction: column; gap: 10px; margin-bottom: 8px; }
.choix-radio { cursor: pointer; display: block; }
.choix-radio input { display: none; }
.choix-radio-inner {
  display: flex; align-items: flex-start; gap: 14px;
  border: 2px solid var(--grey-light); border-radius: 12px; padding: 16px 18px;
  transition: var(--transition); background: var(--white);
}
.choix-radio.active .choix-radio-inner,
.choix-radio input:checked + .choix-radio-inner {
  border-color: var(--primary); background: rgba(26,58,92,0.04);
  box-shadow: 0 0 0 3px rgba(26,58,92,0.07);
}
.choix-radio:hover .choix-radio-inner { border-color: var(--primary-light); }
.choix-radio-icon { font-size: 1.6rem; flex-shrink: 0; margin-top: 2px; }
.choix-radio-title { font-weight: 700; color: var(--primary); font-size: 0.97rem; margin-bottom: 3px; }
.choix-radio-desc { font-size: 0.82rem; color: var(--grey); line-height: 1.4; }

/* Logo dans checkbox */
.cb-logo { height: 22px; width: auto; object-fit: contain; margin-bottom: 5px; border-radius: 3px; }

/* ========== VITRAGE CHOIX ========== */
.vitrage-choix-group { display: flex; flex-direction: column; gap: 10px; }
.vitrage-option { cursor: pointer; display: block; }
.vitrage-option input { display: none; }
.vitrage-option-inner {
  display: flex; align-items: center; gap: 14px;
  border: 2px solid var(--grey-light); border-radius: 12px; padding: 16px 18px;
  transition: var(--transition); background: var(--white);
}
.vitrage-option.active .vitrage-option-inner,
.vitrage-option input:checked + .vitrage-option-inner {
  border-color: var(--primary); background: rgba(26,58,92,0.04);
  box-shadow: 0 0 0 3px rgba(26,58,92,0.07);
}
.vitrage-option:hover .vitrage-option-inner { border-color: var(--primary-light); }
.vitrage-icon { font-size: 1.8rem; flex-shrink: 0; }
.vitrage-info { flex: 1; }
.vitrage-title { font-weight: 700; color: var(--primary); font-size: 1rem; margin-bottom: 3px; }
.vitrage-desc { font-size: 0.83rem; color: var(--grey); margin-bottom: 4px; }
.vitrage-specs { font-size: 0.75rem; color: var(--grey); background: var(--light); display: inline-block; padding: 2px 8px; border-radius: 20px; }
.vitrage-badge { font-size: 0.75rem; font-weight: 700; padding: 5px 12px; border-radius: 20px; white-space: nowrap; flex-shrink: 0; }
.vitrage-badge-eco { background: #d1fae5; color: #065f46; }
.vitrage-badge-premium { background: rgba(232,160,32,0.15); color: var(--accent-dark); }

@media (max-width: 600px) {
  .vitrage-option-inner { flex-wrap: wrap; }
  .vitrage-badge { width: 100%; text-align: center; }
}

/* ========== ARTICLE BUILDER ========== */
.article-builder {
  background: var(--light); border: 2px solid var(--grey-light);
  border-radius: 14px; padding: 22px; margin-bottom: 16px;
}
.article-builder-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 10px;
}
.article-builder-title { font-weight: 700; color: var(--primary); font-size: 1rem; }

/* Toggle volet uniquement */
.volet-only-toggle { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.vot-track {
  width: 40px; height: 22px; background: var(--grey-light); border-radius: 11px;
  position: relative; transition: var(--transition); flex-shrink: 0;
}
.vot-thumb {
  position: absolute; top: 3px; left: 3px; width: 16px; height: 16px;
  background: white; border-radius: 50%; transition: var(--transition);
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
input#voletSeulement { display: none; }
input#voletSeulement:checked + .vot-track { background: var(--accent); }
input#voletSeulement:checked + .vot-track .vot-thumb { transform: translateX(18px); }
.vot-label { font-size: 0.85rem; font-weight: 600; color: var(--grey); }

.ab-grid-4 { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 10px; }
.ab-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ab-field { display: flex; flex-direction: column; gap: 5px; }
.ab-field label { font-size: 0.8rem; font-weight: 600; color: var(--text); }
.ab-field input, .ab-field select {
  padding: 10px 12px; border: 2px solid var(--grey-light); border-radius: 9px;
  font-size: 0.9rem; color: var(--text); background: var(--white);
  transition: var(--transition); font-family: inherit; width: 100%; outline: none;
}
.ab-field input:focus, .ab-field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,58,92,0.08); }

.btn-add-article {
  margin-top: 16px; width: 100%; padding: 13px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white; border: none; border-radius: 10px; font-size: 0.95rem; font-weight: 700;
  cursor: pointer; transition: var(--transition); display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-add-article:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(26,58,92,0.3); }

.ab-error {
  margin-top: 10px; background: #fee2e2; border: 1px solid #fca5a5;
  color: #dc2626; font-size: 0.85rem; padding: 10px 14px; border-radius: 8px; font-weight: 600;
}

/* Articles recap */
.articles-recap {
  background: var(--white); border: 2px solid var(--primary);
  border-radius: 14px; overflow: hidden; margin-bottom: 16px;
}
.recap-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  padding: 14px 20px; display: flex; align-items: center; justify-content: space-between;
}
.recap-title { color: white; font-weight: 700; font-size: 0.95rem; }
.recap-count {
  background: var(--accent); color: white; font-size: 0.78rem; font-weight: 800;
  padding: 4px 12px; border-radius: 20px;
}
.article-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 20px; border-bottom: 1px solid var(--grey-light);
  animation: fadeInUp 0.2s ease; font-size: 0.88rem;
}
.article-row:last-child { border-bottom: none; }
.article-row-num {
  width: 26px; height: 26px; background: var(--primary); color: white;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 800; flex-shrink: 0;
}
.article-row-info { flex: 1; }
.article-row-name { font-weight: 700; color: var(--primary); }
.article-row-detail { color: var(--grey); font-size: 0.8rem; margin-top: 2px; }
.article-row-qty {
  background: var(--light); color: var(--primary); font-weight: 700;
  padding: 4px 10px; border-radius: 8px; font-size: 0.82rem; white-space: nowrap;
}
.article-row-remove {
  background: none; border: none; cursor: pointer; color: var(--grey);
  font-size: 1rem; padding: 4px 6px; border-radius: 6px; transition: var(--transition);
}
.article-row-remove:hover { background: #fee2e2; color: #dc2626; }
.articles-total {
  background: var(--light); padding: 12px 20px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.88rem; color: var(--grey); border-top: 2px solid var(--grey-light);
}
.articles-total strong { color: var(--primary); }

@media (max-width: 600px) {
  .ab-grid-4 { grid-template-columns: 1fr 1fr; }
}

/* ========== UPLOAD ZONE ========== */
.upload-zone {
  border: 2px dashed var(--grey-light); border-radius: 12px;
  padding: 36px 24px; text-align: center; cursor: pointer;
  transition: var(--transition); background: var(--light);
  position: relative;
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--primary); background: rgba(26,58,92,0.04);
}
.upload-zone.dragover { transform: scale(1.01); }
.upload-icon { font-size: 2.4rem; margin-bottom: 10px; }
.upload-title { font-weight: 700; color: var(--primary); font-size: 1rem; margin-bottom: 6px; }
.upload-subtitle { font-size: 0.9rem; color: var(--grey); margin-bottom: 8px; }
.upload-link { color: var(--primary); font-weight: 700; text-decoration: underline; cursor: pointer; }
.upload-link:hover { color: var(--accent); }
.upload-formats { font-size: 0.75rem; color: var(--grey); background: rgba(26,58,92,0.06); display: inline-block; padding: 4px 12px; border-radius: 20px; }

.upload-list { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.upload-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--white); border: 1px solid var(--grey-light);
  border-radius: 10px; padding: 10px 14px; animation: fadeInUp 0.25s ease;
}
.upload-item-icon { font-size: 1.3rem; flex-shrink: 0; }
.upload-item-info { flex: 1; min-width: 0; }
.upload-item-name { font-weight: 600; font-size: 0.88rem; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.upload-item-size { font-size: 0.75rem; color: var(--grey); margin-top: 2px; }
.upload-item-remove {
  background: none; border: none; cursor: pointer; color: var(--grey);
  font-size: 1.1rem; line-height: 1; padding: 4px; border-radius: 6px;
  transition: var(--transition); flex-shrink: 0;
}
.upload-item-remove:hover { background: #fee2e2; color: #dc2626; }
.upload-progress { height: 3px; background: var(--grey-light); border-radius: 2px; margin-top: 6px; overflow: hidden; }
.upload-progress-bar { height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 2px; transition: width 0.4s ease; }

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

/* Notification success */
.form-success {
  display: none; background: #d1fae5; border: 1px solid #6ee7b7;
  border-radius: 12px; padding: 20px 24px; text-align: center;
  color: #065f46; font-weight: 600; margin-top: 16px;
}
.form-success.show { display: block; }