/* ============================================
   RDWC LAB – Main Stylesheet
   Dark Industrial Tech Aesthetic
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700;900&family=Space+Grotesk:wght@300;400;500;600&display=swap');

:root {
  --clr-bg:        #080e14;
  --clr-bg2:       #0d1720;
  --clr-bg3:       #111f2e;
  --clr-surface:   #0f1e2d;
  --clr-border:    #1a3348;
  --clr-accent:    #00a8e8;
  --clr-accent2:   #0070cc;
  --clr-accent3:   #00cfff;
  --clr-text:      #d4e8f0;
  --clr-muted:     #6b8fa8;
  --clr-white:     #ffffff;
  --font-display:  'Orbitron', monospace;
  --font-body:     'Space Grotesk', sans-serif;
  --radius:        8px;
  --radius-lg:     16px;
  --transition:    0.25s ease;
  --max-width:     1200px;
}

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

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

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

a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent2); }
img { max-width: 100%; display: block; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-accent); }

/* ── CONTAINER ── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius);
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  cursor: pointer; transition: all var(--transition); border: none;
  text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: var(--clr-accent); color: #000;
}
.btn-primary:hover {
  background: #00ffcc; color: #000; transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,200,160,0.35);
}
.btn-outline {
  background: transparent; color: var(--clr-accent);
  border: 1.5px solid var(--clr-accent);
}
.btn-outline:hover {
  background: rgba(0,200,160,0.1); transform: translateY(-2px);
}
.btn-danger {
  background: #e53e3e; color: #fff;
}
.btn-danger:hover { background: #c53030; }

/* ── HEADER / NAV ── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(8,14,20,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: all var(--transition);
}
.site-header.scrolled {
  background: rgba(8,14,20,0.97);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}
.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 900;
  text-decoration: none; letter-spacing: 0.05em;
}
.logo-rdwc { color: var(--clr-white); }
.logo-lab  { color: var(--clr-accent); }

.nav-links {
  display: flex; align-items: center; gap: 8px; list-style: none;
}
.nav-links a {
  color: var(--clr-muted); font-weight: 500; font-size: 0.9rem;
  padding: 8px 14px; border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-links a:hover { color: var(--clr-text); background: var(--clr-bg3); }
.nav-btn {
  background: rgba(0,200,160,0.12) !important;
  border: 1px solid rgba(0,200,160,0.3) !important;
  color: var(--clr-accent) !important;
}
.nav-btn:hover { background: rgba(0,200,160,0.2) !important; }

.nav-burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-burger span {
  display: block; width: 24px; height: 2px;
  background: var(--clr-text); border-radius: 2px;
  transition: all var(--transition);
}

/* ── SECTION BASE ── */
.section { padding: 100px 0; }
.section-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--clr-accent); background: rgba(0,200,160,0.1);
  border: 1px solid rgba(0,200,160,0.25);
  padding: 4px 14px; border-radius: 999px; margin-bottom: 16px;
}
.section-header { text-align: center; margin-bottom: 60px; }
.section-title {
  font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700; color: var(--clr-white); line-height: 1.2; margin-bottom: 16px;
}
.section-sub { color: var(--clr-muted); font-size: 1.05rem; max-width: 560px; margin: 0 auto; }
.section-cta { text-align: center; margin-top: 48px; }

/* ── HERO ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden; padding-top: 68px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,200,160,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,160,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero-glow {
  position: absolute; border-radius: 50%;
  filter: blur(80px); pointer-events: none;
}
.glow-1 {
  width: 600px; height: 600px; top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(0,200,160,0.12) 0%, transparent 70%);
  animation: pulse-glow 6s ease-in-out infinite;
}
.glow-2 {
  width: 400px; height: 400px; bottom: 50px; left: -100px;
  background: radial-gradient(circle, rgba(0,150,255,0.1) 0%, transparent 70%);
  animation: pulse-glow 8s ease-in-out infinite reverse;
}
@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}
.hero-content {
  position: relative; z-index: 1; max-width: var(--max-width);
  margin: 0 auto; padding: 80px 24px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 500; letter-spacing: 0.1em;
  color: var(--clr-accent); border: 1px solid rgba(0,200,160,0.3);
  background: rgba(0,200,160,0.08); padding: 6px 16px;
  border-radius: 999px; margin-bottom: 28px;
  animation: fade-in 0.8s ease both;
}
.badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--clr-accent);
  box-shadow: 0 0 8px var(--clr-accent);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; } 50% { opacity: 0.3; }
}
.hero-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(3.5rem, 10vw, 7rem);
  line-height: 1; letter-spacing: 0.04em;
  margin-bottom: 24px;
  animation: slide-up 0.8s ease 0.1s both;
}
.title-rdwc { color: var(--clr-white); }
.title-lab  {
  color: var(--clr-accent);
  text-shadow: 0 0 40px rgba(0,200,160,0.5);
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem); color: var(--clr-muted);
  max-width: 540px; margin-bottom: 40px;
  animation: slide-up 0.8s ease 0.2s both;
}
.hero-cta {
  display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 60px;
  animation: slide-up 0.8s ease 0.3s both;
}
.hero-stats {
  display: flex; align-items: center; gap: 32px;
  animation: fade-in 1s ease 0.5s both;
}
.stat { text-align: center; }
.stat-num {
  display: block; font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 700; color: var(--clr-white);
}
.stat-label { font-size: 0.75rem; color: var(--clr-muted); text-transform: uppercase; letter-spacing: 0.1em; }
.stat-divider { width: 1px; height: 40px; background: var(--clr-border); }

.hero-scroll {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 1;
  color: var(--clr-muted); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase;
  animation: fade-in 1s ease 1s both;
}
.scroll-line {
  width: 1px; height: 40px; background: linear-gradient(to bottom, var(--clr-accent), transparent);
  animation: scroll-anim 2s ease-in-out infinite;
}
@keyframes scroll-anim {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── ANIMATIONS ── */
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-up { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

/* ── VIDEOS SECTION ── */
.videos-section { background: var(--clr-bg2); }
.videos-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all var(--transition); cursor: pointer;
}
.video-card:hover {
  border-color: var(--clr-accent); transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,200,160,0.2);
}
.video-thumb {
  position: relative; aspect-ratio: 16/9; overflow: hidden;
  background: var(--clr-bg3);
}
.video-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.4); opacity: 0; transition: opacity var(--transition);
}
.video-card:hover .video-play { opacity: 1; }
.video-play svg { filter: drop-shadow(0 0 12px rgba(0,200,160,0.8)); }
.video-duration {
  position: absolute; bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.85); color: #fff;
  font-size: 0.75rem; font-weight: 600;
  padding: 2px 6px; border-radius: 4px;
}
.video-info { padding: 16px; }
.video-title {
  font-weight: 600; font-size: 0.95rem; color: var(--clr-white);
  margin-bottom: 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.video-meta { display: flex; gap: 12px; font-size: 0.8rem; color: var(--clr-muted); }
.video-skeleton {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); aspect-ratio: 16/9;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; }
}

/* ── SHOP TEASER ── */
.shop-teaser { background: var(--clr-bg); }
.shop-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.shop-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: all var(--transition); position: relative; overflow: hidden;
}
.shop-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,200,160,0.03) 0%, transparent 60%);
  pointer-events: none;
}
.shop-card:hover {
  border-color: var(--clr-accent); transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.shop-card-featured {
  border-color: rgba(0,200,160,0.4);
  background: linear-gradient(135deg, rgba(0,200,160,0.06) 0%, var(--clr-surface) 50%);
}
.shop-card-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--clr-accent); color: #000;
  padding: 3px 10px; border-radius: 999px; margin-bottom: 16px;
}
.shop-card-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  background: rgba(0,200,160,0.1); border: 1px solid rgba(0,200,160,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-accent); margin-bottom: 20px;
}
.shop-card h3 {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  color: var(--clr-white); margin-bottom: 12px;
}
.shop-card p { color: var(--clr-muted); font-size: 0.9rem; line-height: 1.6; margin-bottom: 20px; }
.shop-price {
  display: inline-block; font-family: var(--font-display); font-weight: 700;
  font-size: 1.3rem; color: var(--clr-accent); margin-bottom: 16px;
}
.card-link {
  color: var(--clr-accent2); font-weight: 600; font-size: 0.9rem;
  transition: gap var(--transition);
}
.card-link:hover { color: var(--clr-accent); }

/* ── ABOUT ── */
.about-section { background: var(--clr-bg2); }
.about-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.about-visual { position: relative; }
.about-img-frame {
  aspect-ratio: 1; border-radius: var(--radius-lg);
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.about-tech-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,200,160,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,160,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}
.about-center-logo {
  font-family: var(--font-display); font-size: 2.5rem; font-weight: 900;
  z-index: 1; text-align: center;
}
.about-tags {
  position: absolute; inset: 0; pointer-events: none;
}
.tag {
  position: absolute; background: var(--clr-bg3);
  border: 1px solid var(--clr-border); color: var(--clr-accent);
  font-size: 0.75rem; font-weight: 600; padding: 6px 14px;
  border-radius: 999px; letter-spacing: 0.05em;
  animation: float 4s ease-in-out infinite;
}
.tag-1 { top: 15%; left: 5%; animation-delay: 0s; }
.tag-2 { top: 15%; right: 5%; animation-delay: 1s; }
.tag-3 { bottom: 15%; left: 5%; animation-delay: 2s; }
.tag-4 { bottom: 15%; right: 5%; animation-delay: 3s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.about-text h2 {
  font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700; color: var(--clr-white); margin-bottom: 20px;
}
.about-text p { color: var(--clr-muted); margin-bottom: 16px; }
.about-list {
  list-style: none; margin: 24px 0 32px;
}
.about-list li {
  display: flex; align-items: center; gap: 10px;
  color: var(--clr-text); padding: 8px 0;
  border-bottom: 1px solid var(--clr-border);
}
.about-list li svg { color: var(--clr-accent); flex-shrink: 0; }

/* ── NEWSLETTER ── */
.newsletter-section { background: var(--clr-bg); padding: 60px 0; }
.newsletter-box {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 48px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.newsletter-text h2 {
  font-family: var(--font-display); font-size: 1.6rem;
  color: var(--clr-white); margin-bottom: 8px;
}
.newsletter-text p { color: var(--clr-muted); }
.newsletter-form {
  display: flex; gap: 12px; flex: 1; min-width: 280px; max-width: 480px;
}
.newsletter-form input {
  flex: 1; padding: 12px 18px; border-radius: var(--radius);
  border: 1px solid var(--clr-border); background: var(--clr-bg2);
  color: var(--clr-text); font-family: var(--font-body); font-size: 0.95rem;
  transition: border-color var(--transition); outline: none;
}
.newsletter-form input:focus { border-color: var(--clr-accent); }
.newsletter-form input::placeholder { color: var(--clr-muted); }

/* ── FOOTER ── */
.site-footer {
  background: var(--clr-bg2); border-top: 1px solid var(--clr-border);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px;
}
.footer-brand .logo-rdwc,
.footer-brand .logo-lab {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 900;
}
.footer-brand p { color: var(--clr-muted); font-size: 0.85rem; margin-top: 12px; margin-bottom: 20px; }
.social-links { display: flex; gap: 12px; }
.social-links a {
  width: 40px; height: 40px; border-radius: var(--radius);
  border: 1px solid var(--clr-border); background: var(--clr-surface);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-muted); transition: all var(--transition);
}
.social-links a:hover { border-color: var(--clr-accent); color: var(--clr-accent); }
.footer-nav h4 {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--clr-muted); margin-bottom: 16px;
}
.footer-nav ul { list-style: none; }
.footer-nav ul li { margin-bottom: 10px; }
.footer-nav ul li a { color: var(--clr-muted); font-size: 0.9rem; transition: color var(--transition); }
.footer-nav ul li a:hover { color: var(--clr-accent); }
.footer-bottom {
  border-top: 1px solid var(--clr-border); padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { color: var(--clr-muted); font-size: 0.82rem; }

/* ── SHOP PAGE ── */
.shop-header { padding: 120px 0 60px; background: var(--clr-bg2); text-align: center; }
.shop-filters {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center;
  margin-bottom: 48px;
}
.filter-btn {
  padding: 8px 20px; border-radius: 999px; font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--clr-border); background: var(--clr-surface);
  color: var(--clr-muted); cursor: pointer; transition: all var(--transition);
  font-family: var(--font-body);
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--clr-accent); color: var(--clr-accent);
  background: rgba(0,200,160,0.1);
}
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px;
}
.product-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all var(--transition);
}
.product-card:hover {
  border-color: var(--clr-accent); transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.4);
}
.product-thumb {
  aspect-ratio: 16/10; background: var(--clr-bg3);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-border); position: relative; overflow: hidden;
}
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-cat-badge {
  position: absolute; top: 12px; left: 12px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px;
}
.cat-pdf  { background: rgba(255,165,0,0.2); color: #ffa500; border: 1px solid rgba(255,165,0,0.3); }
.cat-stl  { background: rgba(0,150,255,0.2); color: #0096ff; border: 1px solid rgba(0,150,255,0.3); }
.cat-video{ background: rgba(200,0,100,0.2); color: #ff3080; border: 1px solid rgba(200,0,100,0.3); }
.product-body { padding: 20px; }
.product-title {
  font-weight: 600; font-size: 1rem; color: var(--clr-white);
  margin-bottom: 8px; line-height: 1.4;
}
.product-desc { color: var(--clr-muted); font-size: 0.85rem; margin-bottom: 16px; line-height: 1.5; }
.product-footer { display: flex; align-items: center; justify-content: space-between; padding: 0 20px 20px; }
.product-price {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 700; color: var(--clr-accent);
}
.btn-buy {
  padding: 9px 20px; background: var(--clr-accent); color: #000;
  border: none; border-radius: var(--radius); font-weight: 700;
  font-size: 0.85rem; cursor: pointer; transition: all var(--transition);
  font-family: var(--font-body);
}
.btn-buy:hover { background: #00ffcc; transform: scale(1.03); }
.btn-owned {
  padding: 9px 20px; background: transparent;
  border: 1px solid var(--clr-accent3); color: var(--clr-accent3);
  border-radius: var(--radius); font-weight: 700; font-size: 0.85rem;
  font-family: var(--font-body);
}

/* ── MEMBERS / LOGIN ── */
.auth-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 100px 24px 40px;
}
.auth-card {
  width: 100%; max-width: 440px;
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 48px;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo .logo { font-size: 1.8rem; display: inline-block; }
.auth-title {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  color: var(--clr-white); text-align: center; margin-bottom: 8px;
}
.auth-sub { color: var(--clr-muted); text-align: center; font-size: 0.9rem; margin-bottom: 32px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--clr-text); margin-bottom: 8px;
}
.form-group input {
  width: 100%; padding: 12px 16px; border-radius: var(--radius);
  border: 1px solid var(--clr-border); background: var(--clr-bg2);
  color: var(--clr-text); font-family: var(--font-body); font-size: 0.95rem;
  outline: none; transition: border-color var(--transition);
}
.form-group input:focus { border-color: var(--clr-accent); }
.form-group input::placeholder { color: var(--clr-muted); }
.form-error {
  color: #ff6b6b; font-size: 0.82rem; margin-top: 6px; display: none;
}
.auth-card .btn { width: 100%; justify-content: center; margin-top: 8px; }
.auth-links { text-align: center; margin-top: 24px; font-size: 0.85rem; color: var(--clr-muted); }
.auth-links a { color: var(--clr-accent); }
.alert {
  padding: 12px 16px; border-radius: var(--radius);
  font-size: 0.88rem; margin-bottom: 20px;
}
.alert-error { background: rgba(229,62,62,0.12); border: 1px solid rgba(229,62,62,0.3); color: #ff6b6b; }
.alert-success { background: rgba(0,200,160,0.1); border: 1px solid rgba(0,200,160,0.3); color: var(--clr-accent); }

/* ── DASHBOARD ── */
.dashboard-layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; padding-top: 68px; }
.dashboard-sidebar {
  background: var(--clr-bg2); border-right: 1px solid var(--clr-border);
  padding: 32px 20px; position: sticky; top: 68px; height: calc(100vh - 68px); overflow-y: auto;
}
.sidebar-user {
  display: flex; align-items: center; gap: 12px;
  padding: 16px; background: var(--clr-surface); border-radius: var(--radius);
  margin-bottom: 24px;
}
.user-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(0,200,160,0.2); border: 2px solid var(--clr-accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.9rem; color: var(--clr-accent);
}
.user-name { font-weight: 600; font-size: 0.9rem; color: var(--clr-white); }
.user-email { font-size: 0.75rem; color: var(--clr-muted); }
.sidebar-nav { list-style: none; }
.sidebar-nav li a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: var(--radius);
  color: var(--clr-muted); font-size: 0.9rem; font-weight: 500;
  transition: all var(--transition); text-decoration: none;
}
.sidebar-nav li a:hover, .sidebar-nav li a.active {
  background: var(--clr-bg3); color: var(--clr-accent);
}
.sidebar-nav li a svg { flex-shrink: 0; }
.dashboard-main { padding: 40px; }
.dash-title {
  font-family: var(--font-display); font-size: 1.6rem; color: var(--clr-white);
  margin-bottom: 8px;
}
.dash-sub { color: var(--clr-muted); margin-bottom: 40px; }
.purchases-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px;
}
.purchase-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 20px; transition: all var(--transition);
}
.purchase-card:hover { border-color: var(--clr-accent); }
.purchase-icon {
  width: 48px; height: 48px; border-radius: var(--radius);
  background: rgba(0,200,160,0.1); display: flex; align-items: center;
  justify-content: center; color: var(--clr-accent); margin-bottom: 16px;
}
.purchase-title { font-weight: 600; color: var(--clr-white); margin-bottom: 6px; }
.purchase-meta { font-size: 0.8rem; color: var(--clr-muted); margin-bottom: 16px; }
.btn-download {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; background: rgba(0,200,160,0.1);
  border: 1px solid rgba(0,200,160,0.3); border-radius: var(--radius);
  color: var(--clr-accent); font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: all var(--transition); text-decoration: none;
  font-family: var(--font-body);
}
.btn-download:hover { background: rgba(0,200,160,0.2); color: var(--clr-accent); }

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75);
  z-index: 2000; display: flex; align-items: center; justify-content: center;
  padding: 24px; opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 40px; max-width: 480px; width: 100%;
  transform: translateY(20px); transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-title {
  font-family: var(--font-display); font-size: 1.3rem; color: var(--clr-white); margin-bottom: 8px;
}
.modal-product { color: var(--clr-accent); font-weight: 600; margin-bottom: 24px; }
.modal-price {
  font-family: var(--font-display); font-size: 2rem;
  color: var(--clr-white); margin-bottom: 8px;
}
.modal-price span { font-size: 1rem; color: var(--clr-muted); }
.modal-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; color: var(--clr-muted);
  cursor: pointer; padding: 4px; transition: color var(--transition);
}
.modal-close:hover { color: var(--clr-text); }
.modal { position: relative; }

/* ── TOAST ── */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 3000;
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius); padding: 16px 24px;
  display: flex; align-items: center; gap: 12px;
  transform: translateX(120%); transition: transform 0.3s ease;
  max-width: 360px;
}
.toast.show { transform: translateX(0); }
.toast-success { border-color: rgba(0,200,160,0.4); }
.toast-error   { border-color: rgba(229,62,62,0.4); }
.toast-icon-success { color: var(--clr-accent); }
.toast-icon-error   { color: #ff6b6b; }
.toast-msg { font-size: 0.9rem; color: var(--clr-text); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .about-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .dashboard-layout { grid-template-columns: 1fr; }
  .dashboard-sidebar { position: static; height: auto; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 68px 0 0;
    background: var(--clr-bg); padding: 24px;
    z-index: 999;
  }
  .nav-burger { display: flex; }
  .hero-title { font-size: clamp(2.5rem, 15vw, 4rem); }
  .hero-stats { gap: 16px; }
  .newsletter-box { flex-direction: column; }
  .newsletter-form { flex-direction: column; max-width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .auth-card { padding: 28px; }
  .dashboard-main { padding: 20px; }
}