/* ==========================================
   Campusta Academy — Ortak Stil
   ========================================== */

:root {
  --cream: #FAF7F2;
  --cream-2: #F2EDE3;
  --beige: #E5DDD0;
  --ink: #0A2540;
  --ink-soft: #1B3354;
  --amber: #E8754A;
  --amber-soft: #F2A07A;
  --rose: #C5503A;
  --muted: #6B6B6B;
  --green: #4A7C59;
  --error: #D14B4B;
}

[data-theme="dark"] {
  --cream: #0E1620;
  --cream-2: #14202E;
  --beige: #1B2A3D;
  --ink: #FAF7F2;
  --ink-soft: #E5DDD0;
  --muted: #94A3B8;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Manrope', system-ui, sans-serif;
  background-color: var(--cream);
  color: var(--ink);
  transition: background-color .4s ease, color .4s ease;
}

[x-cloak] { display: none !important; }

.font-display { font-family: 'Fraunces', Georgia, serif; font-optical-sizing: auto; }
.font-italic-c { font-style: italic; }

/* Renk yardımcıları */
.bg-cream { background-color: var(--cream); }
.bg-cream-2 { background-color: var(--cream-2); }
.bg-beige { background-color: var(--beige); }
.bg-ink { background-color: var(--ink); }
.bg-amber-c { background-color: var(--amber); }
.bg-amber-soft { background-color: var(--amber-soft); }
.text-ink { color: var(--ink); }
.text-cream { color: var(--cream); }
.text-amber-c { color: var(--amber); }
.text-muted { color: var(--muted); }
.text-green-c { color: var(--green); }
.border-ink { border-color: var(--ink); }
.border-beige { border-color: var(--beige); }
.border-amber-c { border-color: var(--amber); }

/* Animasyonlar */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-fade-up { animation: fadeUp .9s cubic-bezier(.2,.7,.2,1) both; }

@keyframes blink { 50% { opacity: 0; } }
.cursor-blink { animation: blink 1s step-end infinite; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-track { animation: marquee 40s linear infinite; }
.marquee-track-fast { animation: marquee 25s linear infinite; }

@keyframes float {
  0%,100% { transform: translateY(0) rotate(var(--r, 0deg)); }
  50%     { transform: translateY(-12px) rotate(var(--r, 0deg)); }
}
.float-anim { animation: float 6s ease-in-out infinite; }

@keyframes pulse-ring {
  0%   { transform: scale(.7); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}
.pulse-ring::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  border: 2px solid currentColor; animation: pulse-ring 2s ease-out infinite;
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.shimmer {
  background: linear-gradient(90deg, var(--cream-2) 0%, var(--beige) 50%, var(--cream-2) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.6s linear infinite;
}

/* Grain doku */
.grain::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .12 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: .55; mix-blend-mode: multiply; pointer-events: none;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--cream-2); }
::-webkit-scrollbar-thumb { background: var(--ink); border-radius: 0; }

/* Doodle altçizgi */
.underline-doodle {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 12'><path d='M2 8 Q 50 1 100 6 T 198 4' fill='none' stroke='%23E8754A' stroke-width='3' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat; background-position: 0 100%; background-size: 100% .55em;
  padding-bottom: .15em;
}

/* Kart */
.card-tilt { transition: transform .5s cubic-bezier(.2,.7,.2,1), box-shadow .5s ease; }
.card-tilt:hover { transform: translateY(-6px) rotate(-.4deg); box-shadow: 18px 22px 0 var(--ink); }

/* Butonlar */
.btn-primary {
  display: inline-flex; align-items: center; gap: .55rem;
  background: var(--ink); color: var(--cream);
  padding: .9rem 1.6rem; border-radius: 999px;
  font-weight: 600; letter-spacing: -.01em;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
  border: 2px solid var(--ink); cursor: pointer;
}
.btn-primary:hover { background: var(--amber); border-color: var(--amber); transform: translateY(-2px); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: .55rem;
  background: transparent; color: var(--ink);
  padding: .9rem 1.6rem; border-radius: 999px;
  font-weight: 600; border: 2px solid var(--ink);
  transition: all .25s ease; cursor: pointer;
}
.btn-ghost:hover { background: var(--ink); color: var(--cream); }

.btn-amber {
  display: inline-flex; align-items: center; gap: .55rem;
  background: var(--amber); color: var(--cream);
  padding: .9rem 1.6rem; border-radius: 999px;
  font-weight: 700; border: 2px solid var(--amber);
  transition: all .25s ease; cursor: pointer;
}
.btn-amber:hover { background: var(--ink); border-color: var(--ink); transform: translateY(-2px); }

/* Yıldız */
.star {
  width: 14px; height: 14px;
  background: var(--amber);
  clip-path: polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);
}

/* Pill */
.pill { transition: all .3s ease; cursor: pointer; }

/* Kurs kartı görsel zoom */
.course-img-wrap { overflow: hidden; }
.course-img-wrap img { transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.course-card:hover .course-img-wrap img { transform: scale(1.08); }

/* Marquee maske */
.marquee-mask {
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

/* Mega menu link */
.mega-link { position: relative; transition: color .3s; }
.mega-link::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px;
  width: 0; background: var(--amber); transition: width .35s ease;
}
.mega-link:hover::after { width: 100%; }

/* Scrollbar gizleme */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* Fancy checkbox */
.fancy-check {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 20px; height: 20px; border: 2px solid var(--ink); border-radius: 6px;
  background: var(--cream); transition: all .2s ease; cursor: pointer; flex-shrink: 0;
}
.fancy-check.checked { background: var(--ink); }
.fancy-check.checked::after {
  content: ""; position: absolute; left: 5px; top: 2px;
  width: 6px; height: 10px; border: solid var(--cream); border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Range slider (custom) */
input[type="range"].slider-c {
  appearance: none; -webkit-appearance: none;
  height: 4px; background: var(--beige); border-radius: 999px; outline: none; cursor: pointer;
}
input[type="range"].slider-c::-webkit-slider-thumb {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--ink); border: 2px solid var(--cream);
  box-shadow: 0 2px 6px rgba(10,37,64,.4); cursor: grab;
}

/* Progress bar */
.progress-bar {
  height: 6px; background: var(--beige); border-radius: 999px; overflow: hidden;
}
.progress-bar > span {
  display: block; height: 100%; background: var(--amber);
  transition: width .8s cubic-bezier(.2,.7,.2,1);
}

/* Tab indicator */
.tab-line { position: relative; }
.tab-line[aria-selected="true"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 3px;
  background: var(--ink); border-radius: 2px;
}

/* Reveal */
.reveal-line { display: block; overflow: hidden; }
.reveal-line > span { display: block; transform: translateY(110%); animation: fadeUp .9s cubic-bezier(.2,.7,.2,1) forwards; }

/* Stepper */
.step-dot {
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; transition: all .3s ease;
  background: var(--cream); border: 2px solid var(--beige); color: var(--muted);
}
.step-dot.active { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.step-dot.done   { background: var(--amber); color: var(--cream); border-color: var(--amber); }

/* Aspect helpers */
.aspect-cert { aspect-ratio: 4 / 3; }