/* ============================================================
   TheAdvantis — Main Stylesheet (style.css)
   Imports tokens → base reset → layout → components → effects
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 84px;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary-dark); }

::selection {
  background-color: var(--color-primary);
  color: white;
}

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

/* ── Fluid Typography ── */
.fluid-heading-xl {
  font-size: clamp(2.4rem, 5vw + 1rem, 5rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}
.fluid-heading-lg {
  font-size: clamp(2rem, 3.5vw + 0.5rem, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}
.fluid-heading-md {
  font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.5rem);
  line-height: 1.2;
}
.fluid-body-lg {
  font-size: clamp(1.05rem, 1vw + 0.5rem, 1.22rem);
  line-height: 1.75;
}

/* ── Gradient Text ── */
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Glassmorphism ── */
.glassmorphism {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.glass-card {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

/* ── Background Effects ── */
.bg-mesh {
  background-color: hsl(222, 65%, 10%);
  background-image:
    radial-gradient(at 30% 20%, hsl(222, 65%, 22%) 0px, transparent 55%),
    radial-gradient(at 80% 5%,  hsl(222, 50%, 25%) 0px, transparent 50%),
    radial-gradient(at 5%  60%, hsl(43, 85%, 15%) 0px, transparent 50%),
    radial-gradient(at 85% 55%, hsl(222, 65%, 18%) 0px, transparent 50%),
    radial-gradient(at 45% 90%, hsl(35, 60%, 15%) 0px, transparent 50%);
}

.bg-aurora {
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}
.bg-aurora::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    transparent 0deg,
    hsla(258, 78%, 65%, 0.12) 60deg,
    transparent 120deg,
    hsla(210, 100%, 60%, 0.09) 180deg,
    transparent 240deg,
    hsla(174, 75%, 48%, 0.10) 300deg,
    transparent 360deg
  );
  animation: aurora-rotate 22s linear infinite;
  pointer-events: none;
}
@keyframes aurora-rotate { 100% { transform: rotate(360deg); } }

.bg-animated-gradient {
  background: linear-gradient(-45deg,
    var(--color-primary-dark),
    hsl(222, 60%, 16%),
    hsl(222, 70%, 22%),
    hsl(225, 55%, 12%)
  );
  background-size: 400% 400%;
  animation: gradient-shift 16s ease infinite;
}
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.bg-dots {
  background-image: radial-gradient(circle, rgba(108, 61, 232, 0.15) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
}

.bg-noise::after {
  content: '';
  position: absolute;
  inset: 0;
  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='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}
.bg-noise { position: relative; }
.bg-noise > * { position: relative; z-index: 2; }

/* ── Floating Blobs ── */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  animation: blob-float 10s ease-in-out infinite;
  pointer-events: none;
  will-change: transform;
}
.blob-1 { width: 500px; height: 500px; background: hsla(222, 65%, 35%, 0.25); top: -8%; left: -5%; }
.blob-2 { width: 420px; height: 420px; background: hsla(43, 85%, 45%, 0.15); top: 35%; right: -8%; animation-delay: -5s; }
.blob-3 { width: 380px; height: 380px; background: hsla(222, 50%, 45%, 0.15); bottom: 5%; left: 28%; animation-delay: -3s; }
@keyframes blob-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(28px, -28px) scale(1.06); }
  66%       { transform: translate(-18px, 18px) scale(0.95); }
}

/* ── Decorative Rings ── */
.deco-ring {
  position: absolute;
  border: 1.5px solid var(--color-primary);
  border-radius: 50%;
  opacity: 0.08;
  pointer-events: none;
}
.deco-ring-1 { width: 400px; height: 400px; top: -120px; right: -120px; }
.deco-ring-2 { width: 250px; height: 250px; bottom: -60px; left: -60px; }

/* ── Float Animation ── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}

/* ── Section Spacing ── */
.section-padding { padding: var(--space-24) 0; }
@media (max-width: 768px) { .section-padding { padding: var(--space-16) 0; } }

/* ── Section Header Pattern ── */
.section-header { text-align: center; margin-bottom: var(--space-12); }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-5);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  border: 1px solid hsla(var(--color-primary-h), var(--color-primary-s), 70%, 0.3);
}

.section-title {
  font-size: clamp(2rem, 3vw + 0.5rem, 3rem);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: var(--letter-spacing-tight);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 580px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

/* ── Section Divider ── */
.section-divider { margin-top: -1px; line-height: 0; }
.section-divider svg { width: 100%; height: 70px; display: block; }

/* ── Preloader ── */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background-color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.preloader.loaded {
  opacity: 0;
  visibility: hidden;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.preloader-logo {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  animation: preloader-float 2s ease-in-out infinite alternate;
}

.preloader-progress {
  width: 80px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.preloader-progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 40%;
  background: var(--color-primary-light);
  border-radius: 2px;
  animation: progress-sweep 1.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes preloader-float {
  0% { opacity: 0.75; transform: translateY(0); }
  100% { opacity: 1; transform: translateY(-6px); }
}

@keyframes progress-sweep {
  0% { left: -40%; }
  100% { left: 100%; }
}

/* ── Navbar ── */
#mainNav {
  transition: background var(--transition-base), box-shadow var(--transition-base), padding var(--transition-base);
  padding: var(--space-4) 0;
  background: linear-gradient(to bottom, rgba(8,10,24,0.65) 0%, transparent 100%);
}
#mainNav.scrolled {
  background: rgba(8, 10, 24, 0.96) !important;
  box-shadow: 0 4px 30px rgba(0,0,0,0.35);
  padding: var(--space-3) 0;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
#mainNav .navbar-brand img { height: 38px; width: auto; }
#mainNav .nav-link {
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.85);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  letter-spacing: 0.01em;
}
#mainNav .nav-link:hover,
#mainNav .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,0.12);
}
#mainNav .navbar-toggler { border: none; box-shadow: none; }
#mainNav .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255,255,255,0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── Nav Dropdown ── */
#mainNav .dropdown-menu {
  background: rgba(10, 12, 28, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1) !important;
  border-radius: 0.75rem !important;
  padding: 0.5rem;
  margin-top: 0.5rem;
  min-width: 220px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.45);
  animation: dropdown-fade 0.18s ease;
}
@keyframes dropdown-fade {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
#mainNav .dropdown-item {
  color: rgba(255,255,255,0.78);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.5rem;
  padding: 0.6rem 1rem;
  transition: background 0.2s ease, color 0.2s ease;
}
#mainNav .dropdown-item:hover,
#mainNav .dropdown-item:focus {
  background: rgba(108, 61, 232, 0.25);
  color: #fff;
}
#mainNav .dropdown-toggle::after {
  border: none;
  content: "\F282";
  font-family: "bootstrap-icons";
  font-size: 0.7rem;
  vertical-align: middle;
  margin-left: 4px;
  transition: transform 0.2s ease;
}
#mainNav .dropdown.show .dropdown-toggle::after {
  transform: rotate(180deg);
}
@media (max-width: 991px) {
  #mainNav .dropdown-menu {
    background: rgba(255,255,255,0.05);
    border: none !important;
    box-shadow: none;
    padding-left: 1rem;
    animation: none;
  }
}

/* ── Buttons ── */
.btn {
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary-lg);
}
.btn-outline-light:hover { transform: translateY(-2px); }

/* Shimmer effect */
.btn-shine::after {
  content: '';
  position: absolute;
  top: -50%; left: -75%;
  width: 50%; height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}
.btn-shine:hover::after { left: 125%; }

/* ── Cards ── */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  transition: all var(--transition-base);
}

.card-hover {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  contain: layout style;
}
.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.glow-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.glow-card::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 0;
}
.glow-card:hover::before { opacity: 1; }
.glow-card-inner {
  background: var(--color-surface);
  border-radius: calc(var(--radius-xl) - 2px);
  position: relative;
  z-index: 1;
}

/* ── Bento Grid ── */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(190px, auto);
  gap: var(--space-5);
}
.bento-grid .span-2-col { grid-column: span 2; }
.bento-grid .span-2-row { grid-row: span 2; }
.bento-grid .span-2x2   { grid-column: span 2; grid-row: span 2; }
@media (max-width: 992px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
  .bento-grid { grid-template-columns: 1fr; }
  .bento-grid .span-2-col, .bento-grid .span-2x2 { grid-column: span 1; }
}

/* ── Portfolio Image Reveal ── */
.img-reveal {
  overflow: hidden;
  border-radius: var(--radius-xl);
  display: block;
}
.img-reveal img {
  transition: transform 0.6s var(--ease-out);
  width: 100%;
  display: block;
}
.img-reveal:hover img { transform: scale(1.07); }
.img-reveal .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 10, 24, 0.85) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: var(--space-6);
}
.img-reveal:hover .overlay { opacity: 1; }

/* ── Marquee ── */
.marquee { overflow: hidden; white-space: nowrap; }
.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: var(--space-16);
  animation: marquee-scroll 28s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Marquee Reverse (right-to-left) ── */
.marquee-reverse .marquee-track {
  animation: marquee-scroll-reverse 32s linear infinite;
}
.marquee-reverse:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll-reverse {
  0%   { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

/* ── Client Logo Pill ── */
.client-logo-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  padding: 0.65rem 1.5rem;
  border-radius: 0.75rem;
  border: 1.5px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
  cursor: default;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  min-width: 120px;
}
.client-logo-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  box-shadow: 0 4px 20px hsla(var(--color-primary-h), var(--color-primary-s), 60%, 0.2);
  transform: translateY(-2px);
}

/* ── Animated Counters ── */
[data-count] { font-variant-numeric: tabular-nums; }

/* ── Scroll Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.stagger-fade .fade-up:nth-child(1) { transition-delay:   0ms; }
.stagger-fade .fade-up:nth-child(2) { transition-delay: 110ms; }
.stagger-fade .fade-up:nth-child(3) { transition-delay: 220ms; }
.stagger-fade .fade-up:nth-child(4) { transition-delay: 330ms; }
.stagger-fade .fade-up:nth-child(5) { transition-delay: 440ms; }
.stagger-fade .fade-up:nth-child(6) { transition-delay: 550ms; }

/* ── Custom Cursor ── */
.cursor-dot {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--color-primary-light);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s ease;
  mix-blend-mode: difference;
}
.cursor-ring {
  position: fixed;
  width: 38px; height: 38px;
  border: 2px solid var(--color-primary-light);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.18s ease;
  mix-blend-mode: difference;
}
.cursor-ring.hovered { transform: translate(-50%, -50%) scale(1.6); opacity: 0.6; }

/* ── Hero Floating Stats Card ── */
.hero-stats-card {
  animation: float 5s ease-in-out infinite;
}
.hero-stats-card-2 {
  animation: float 5s ease-in-out infinite;
  animation-delay: -2.5s;
}

/* ── Contact Form ── */
.form-control, .form-select {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--color-surface);
  color: var(--color-text);
}
.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.15);
  outline: none;
}

/* ── Focus Indicators (Accessibility) ── */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ── Dark Mode ── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: var(--color-bg-dark);
    --color-bg-alt: var(--color-bg-alt-dark);
    --color-surface: var(--color-surface-dark);
    --color-text: var(--color-text-dark);
    --color-text-muted: var(--color-text-muted-dark);
    --color-border: var(--color-border-dark);
    --color-primary-subtle: hsla(var(--color-primary-h), var(--color-primary-s), 60%, 0.14);
  }
  .glassmorphism {
    background: rgba(12, 14, 30, 0.80);
    border-color: rgba(255,255,255,0.08);
  }
  .glass-card {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.10);
  }
  .card-hover:hover { box-shadow: 0 20px 50px rgba(0,0,0,0.5); }
  .section-badge {
    background: hsla(var(--color-primary-h), var(--color-primary-s), 60%, 0.14);
    color: var(--color-primary-light);
    border-color: hsla(var(--color-primary-h), var(--color-primary-s), 60%, 0.25);
  }
  .form-control, .form-select {
    background: var(--color-surface-dark);
    color: var(--color-text-dark);
    border-color: var(--color-border-dark);
  }
  .glow-card-inner { background: var(--color-surface-dark); }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Utility Helpers ── */
.text-muted { color: var(--color-text-muted) !important; }
.letter-spacing-wide { letter-spacing: var(--letter-spacing-wide); }
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-secondary-dark));
}

/* ── Ripple ── */
@keyframes ripple-anim { to { transform: scale(4); opacity: 0; } }