/* ═══════════════════════════════════════════════════════════
   KUWS PUBLIC STYLES - Premium Design System
   ══════════════════════════════════════════════════════════ */

:root {
  /* Font Families */
  --font-heading:
    "Outfit", -apple-system, blinkmacsystemfont, "Segoe UI", roboto, oxygen,
    ubuntu, cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  /* Transition Speeds */
  --trans-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --trans-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  /* Sidebar/Nav sizing */
  --nav-height: 80px;
  --nav-width: 1200px;
}

/* ── Light Theme ────────────────────────────────────────── */
[data-theme="light"] {
  --bg-page: #fcfaf6; /* Pale Ivory Base */
  --bg-grad-1: #ffffff;
  --bg-grad-2: #f0f9ff;
  --bg-grad-3: #ffffff;
  --bg-grad-4: #e0f2fe;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-glass: rgba(255, 255, 255, 0.7);
  --border: rgba(0, 0, 0, 0.05);
  --border-glass: rgba(255, 255, 255, 0.4);

  --text-heading: #1d4ed8;
  --text-main: #475569;
  --text-dim: #60a5fa;

  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-soft: rgba(59, 130, 246, 0.06);

  --nav-pill-bg: rgba(255, 255, 255, 0.8);
  --nav-pill-sh: 0 10px 40px -10px rgba(0, 0, 0, 0.05);

  --glow-1: rgba(59, 130, 246, 0.04);
  --glow-2: rgba(99, 102, 241, 0.04);
}

/* ── Dark Theme ─────────────────────────────────────────── */
[data-theme="dark"] {
  --bg-page: #080a0f;
  --bg-grad-1: #080a0f;
  --bg-grad-2: #0f172a;
  --bg-grad-3: #111827;
  --bg-grad-4: #080a0f;
  --surface: #121826;
  --surface-glass: rgba(18, 24, 38, 0.78);
  --border: rgba(148, 163, 184, 0.22);
  --border-glass: rgba(148, 163, 184, 0.3);

  --text-heading: #f8fafc;
  --text-main: #cbd5e1;
  --text-dim: #94a3b8;

  --accent: #60a5fa;
  --accent-hover: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.2);

  --nav-pill-bg: rgba(15, 18, 26, 0.7);
  --nav-pill-sh: 0 20px 40px -10px rgba(0, 0, 0, 0.5);

  --glow-1: rgba(59, 130, 246, 0.12);
  --glow-2: rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .icon-btn {
  background: rgba(148, 163, 184, 0.08);
  border: 1px solid var(--border);
}

[data-theme="dark"] .icon-btn:hover {
  background: var(--accent-soft);
}

[data-theme="dark"] .btn-cta-nav {
  background: var(--accent);
  color: #f8fafc;
  box-shadow: 0 12px 26px -12px rgba(59, 130, 246, 0.7);
}

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

html {
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
}

body.public-body {
  background: linear-gradient(
    -45deg,
    var(--bg-grad-1),
    var(--bg-grad-2),
    var(--bg-grad-3),
    var(--bg-grad-4)
  );
  background-size: 400% 400%;
  animation: driftBG 18s ease infinite;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100%;
}

@keyframes driftBG {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--trans-fast);
}
ul {
  list-style: none;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}

svg,
video,
canvas,
iframe {
  max-width: 100%;
}

/* ── Background Decoration ── */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
  transition: background-color var(--trans-slow);
}
.orb-1 {
  width: 600px;
  height: 600px;
  top: -100px;
  left: -100px;
  background: var(--glow-1);
}
.orb-2 {
  width: 500px;
  height: 500px;
  bottom: -100px;
  right: -100px;
  background: var(--glow-2);
}
.glass-dots {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.5;
}

/* ═══════════════════════════════════════════════
   NAVIGATION
   ════════════════════════════════════════════════ */
#main-nav-wrapper {
  position: fixed;
  top: 24px;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--trans-slow);
}

#main-nav-wrapper.scrolled {
  top: 12px;
}

.nav-container {
  max-width: var(--nav-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-glass-pill {
  background: var(--nav-pill-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  box-shadow: var(--nav-pill-sh);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px 0 32px;
  transition: var(--trans-slow);
}

/* Scroll adjustments */
#main-nav-wrapper.scrolled .nav-glass-pill {
  height: 64px;
  background: var(--surface-glass);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--text-heading);
}

.logo-image {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}

.logo-image--nav {
  width: 44px;
  height: 44px;
  padding: 2px;
  border-radius: 10px;
}

.logo-image-file {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Desktop Links */
.desktop-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  padding: 8px 18px;
  border-radius: 100px;
}
.nav-link:hover {
  color: var(--accent);
  background: var(--accent-soft);
}
.nav-link.active {
  color: var(--accent);
  background: var(--accent-soft);
}

/* Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--trans-fast);
}
.icon-btn:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.btn-cta-nav {
  position: relative;
  overflow: hidden;
  background: var(--text-heading);
  color: var(--bg-page);
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}
.btn-cta-nav::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-cta-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(29, 78, 216, 0.2);
  color: #fff;
}
.btn-cta-nav:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

/* Hamburger */
.hamburger-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: transparent;
  border: none;
  padding: 12px;
  cursor: pointer;
}
.hamburger-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--trans-fast);
}
.hamburger-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}
.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--trans-slow);
}
.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}
.mobile-menu-card {
  position: absolute;
  top: 100px;
  left: 20px;
  right: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  transform: scale(0.95) translateY(-20px);
  transition: var(--trans-slow);
}
.mobile-nav-overlay.active .mobile-menu-card {
  transform: scale(1) translateY(0);
}
.mobile-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.mobile-links a {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-heading);
  text-align: center;
  padding: 12px;
  border-radius: 16px;
}
.mobile-links a:hover {
  background: var(--accent-soft);
  color: var(--accent);
}
.mobile-cta {
  background: var(--accent) !important;
  color: #fff !important;
  margin-top: 12px;
}

@media (max-width: 900px) {
  .desktop-links {
    display: none;
  }
  .hamburger-btn {
    display: flex;
  }
  .btn-cta-nav {
    display: none;
  }
  .nav-glass-pill {
    padding: 0 8px 0 24px;
    width: 100%;
    max-width: 100%;
  }

  .logo-image--nav {
    width: 40px;
    height: 36px;
    padding: 2px;
  }
}

/* ═══════════════════════════════════════════════
   PAGE WRAPPERS
   ════════════════════════════════════════════════ */
.page-content {
  flex: 1;
  margin-top: 100px;
  padding-bottom: 40px;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
}

/* ═══════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════ */
.main-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 40px 0 20px;
  transition: background-color var(--trans-slow);
}
.footer-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.footer-info {
  max-width: 360px;
}
.footer-logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 2rem;
  color: var(--text-heading);
  margin-bottom: 24px;
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}

.footer-logo-image {
  width: 56px;
  height: 56px;
  display: block;
  object-fit: contain;
}
.footer-tagline {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.7;
}

.footer-nav {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--text-heading);
  margin-bottom: 24px;
}
.footer-col a {
  display: block;
  color: var(--text-main);
  margin-bottom: 12px;
  font-weight: 500;
}
.footer-col a:hover {
  color: var(--accent);
}
.dim-link {
  color: var(--text-dim) !important;
  font-size: 0.9rem;
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.footer-contact {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-contact a {
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--trans-fast);
}

.footer-contact a:hover {
  color: var(--accent);
}

.footer-socials {
  display: flex;
  gap: 20px;
}
.footer-socials a {
  color: var(--text-main);
  font-weight: 800;
  font-size: 0.9rem;
}
.footer-socials a:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .nav-container,
  .footer-container {
    padding-left: 14px;
    padding-right: 14px;
    max-width: 100%;
  }

  .mobile-menu-card {
    left: 12px;
    right: 12px;
  }

  .footer-logo-image {
    width: 50px;
    height: 50px;
  }

  .footer-top {
    flex-direction: column;
    gap: 48px;
  }
  .footer-nav {
    gap: 48px;
  }
}

@media (max-width: 640px) {
  .section-wrapper,
  .about-page-wrapper,
  .contact-page-wrapper,
  .members-shell,
  .member-show-wrapper,
  .gallery-shell,
  .project-sections-container,
  .project-details-wrapper,
  .projects-hero-section,
  .members-hero-section,
  .gallery-hero-section {
    width: 100%;
    max-width: 100%;
    padding-left: 14px !important;
    padding-right: 14px !important;
    overflow-x: clip;
  }
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ════════════════════════════════════════════════ */
@keyframes rotateIn {
  from {
    opacity: 0;
    transform: translateY(-10px) rotateX(-10deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotateX(0);
  }
}
.rotate-in {
  animation: rotateIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ── Specialized Reveal Animations ── */

/* Text appearing from left to right */
.reveal-text {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-text.active {
  opacity: 1;
  transform: translateX(0);
}

/* Containers appearing from bottom to top */
.reveal-container {
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-container.active {
  opacity: 1;
  transform: translateY(0);
}

/* ── Pro Staggered List Transitions ── */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-stagger.active > * {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger.active > *:nth-child(1) {
  transition-delay: 0.05s;
}
.reveal-stagger.active > *:nth-child(2) {
  transition-delay: 0.15s;
}
.reveal-stagger.active > *:nth-child(3) {
  transition-delay: 0.25s;
}
.reveal-stagger.active > *:nth-child(4) {
  transition-delay: 0.35s;
}
.reveal-stagger.active > *:nth-child(5) {
  transition-delay: 0.45s;
}
.reveal-stagger.active > *:nth-child(6) {
  transition-delay: 0.55s;
}
.reveal-stagger.active > *:nth-child(7) {
  transition-delay: 0.65s;
}
.reveal-stagger.active > *:nth-child(8) {
  transition-delay: 0.75s;
}

/* ── Premium Gradient Text ── */
.premium-gradient-text {
  background: linear-gradient(
    135deg,
    var(--accent) 0%,
    var(--text-heading) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ── Elite Component Hovers ── */
.member-card,
.project-card,
.gallery-card,
.feature-card,
.stat-card {
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.member-card:hover,
.project-card:hover,
.gallery-card:hover,
.feature-card:hover,
.stat-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow:
    0 30px 60px -12px rgba(29, 78, 216, 0.12),
    0 18px 36px -18px rgba(0, 0, 0, 0.1);
  border-color: var(--accent-soft);
}
[data-theme="dark"] .member-card:hover,
[data-theme="dark"] .project-card:hover,
[data-theme="dark"] .gallery-card:hover,
[data-theme="dark"] .feature-card:hover,
[data-theme="dark"] .stat-card:hover {
  box-shadow:
    0 30px 60px -12px rgba(29, 78, 216, 0.2),
    0 18px 36px -18px rgba(0, 0, 0, 0.5);
}