/* ===== Academira — Luxe Dark Theme ===== */
:root {
  --bg: #0e0d0b;
  --bg-2: #141210;
  --card: #17150f;
  --card-2: #1d1a13;
  --line: #2a2620;
  --gold: #c9a45c;
  --gold-h: #e0be78;
  --gold-soft: rgba(201, 164, 92, 0.35);
  --text: #e9e4d8;
  --muted: #9c9384;
  --muted-2: #6f685c;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Manrope', 'Jost', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(1200px, 92%); margin: 0 auto; }

/* Typography */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; letter-spacing: .01em; margin: 0; line-height: 1.15; }
.serif { font-family: var(--serif); }
em { color: var(--gold); font-style: italic; }
.eyebrow {
  text-transform: uppercase; letter-spacing: .22em; font-size: .72rem;
  color: var(--gold); font-weight: 600; font-family: var(--sans);
}
.muted { color: var(--muted); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  font-family: var(--sans); font-size: .82rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  padding: .85rem 1.6rem; border: 1px solid var(--gold-soft);
  color: var(--gold); background: transparent; cursor: pointer;
  border-radius: 2px; transition: all .25s ease;
}
.btn:hover { border-color: var(--gold-h); color: var(--gold-h); background: rgba(201,164,92,.06); }
.btn-primary { background: var(--gold); color: #1a1509; border-color: var(--gold); }
.btn-primary:hover { background: var(--gold-h); color: #1a1509; }
.btn-sm { padding: .6rem 1.1rem; font-size: .72rem; }
.btn-block { width: 100%; }

/* Divider with diamond */
.divider { display: flex; align-items: center; gap: 1rem; margin: 3.5rem 0; color: var(--gold-soft); }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); }
.divider span { color: var(--gold); font-size: .8rem; }

/* ===== Top bar ===== */
.topbar {
  background: #0a0908; border-bottom: 1px solid var(--line);
  font-size: .74rem; color: var(--muted); letter-spacing: .05em;
}
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; padding: .5rem 0; flex-wrap: wrap; gap: .4rem; }
.topbar a { color: var(--muted); }
.topbar a:hover { color: var(--gold); }
.topbar .city { color: var(--gold); letter-spacing: .25em; font-weight: 600; }

/* ===== Header / logo ===== */
.header { position: sticky; top: 0; z-index: 40; background: rgba(14,13,11,.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 0; gap: 1rem; }
.logo { display: flex; align-items: center; gap: .85rem; }
.logo .mark {
  width: 42px; height: 42px; position: relative; flex: none;
  display: flex; align-items: center; justify-content: center;
}
.logo .mark .diamond {
  position: absolute; inset: 0; transform: rotate(45deg);
  border: 1px solid var(--gold); border-radius: 3px;
}
.logo .mark span { font-family: var(--serif); font-size: 1.5rem; color: var(--gold); position: relative; z-index: 1; line-height: 1; }
.logo .name { display: flex; flex-direction: column; }
.logo .name b { font-family: var(--serif); font-size: 1.5rem; font-weight: 500; letter-spacing: .34em; color: var(--text); }
.logo .name small { font-size: .58rem; letter-spacing: .3em; color: var(--gold); text-transform: uppercase; margin-top: 2px; }

.nav { display: flex; align-items: center; gap: 1.9rem; }
.nav a { font-size: .82rem; letter-spacing: .08em; color: var(--text); text-transform: uppercase; position: relative; padding: .2rem 0; }
.nav a::after { content: ''; position: absolute; left: 0; bottom: -3px; width: 0; height: 1px; background: var(--gold); transition: width .25s; }
.nav a:hover, .nav a.active { color: var(--gold); }
.nav a:hover::after, .nav a.active::after { width: 100%; }

.menu-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--gold); padding: .5rem .7rem; border-radius: 3px; cursor: pointer; font-size: 1.1rem; }

/* ===== Hero ===== */
.hero { padding: 5rem 0 4rem; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -40%; right: -10%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(201,164,92,.06), transparent 70%); pointer-events: none; }
.hero .grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.hero h1 { font-size: clamp(2.6rem, 5.5vw, 4.4rem); line-height: 1.05; margin: 1.2rem 0; }
.hero p.lead { font-size: 1.08rem; color: var(--muted); max-width: 34rem; margin-bottom: 2rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Decorative book spines stack */
.spines { display: flex; flex-direction: column; gap: .7rem; align-items: center; perspective: 800px; }
.spine {
  width: 82%; height: 46px; border: 1px solid var(--gold-soft);
  border-radius: 3px; display: flex; align-items: center; padding: 0 1.4rem;
  font-family: var(--serif); font-size: 1.1rem; letter-spacing: .18em; color: var(--gold);
  background: linear-gradient(100deg, var(--card-2), var(--card));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.03), 0 6px 18px rgba(0,0,0,.4);
  transform: rotate(-3deg) translateX(0); transition: transform .3s;
}
.spine:nth-child(even) { transform: rotate(2.5deg) translateX(14px); }
.spine:hover { transform: rotate(0) translateX(0) scale(1.02); border-color: var(--gold-h); color: var(--gold-h); }
.spine::before { content: '◆'; margin-right: .8rem; font-size: .6rem; color: var(--gold-soft); }

/* ===== Features ===== */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.feature { text-align: center; padding: 2rem 1.2rem; border: 1px solid var(--line); border-radius: 3px; background: var(--card); transition: border-color .25s, transform .25s; }
.feature:hover { border-color: var(--gold-soft); transform: translateY(-4px); }
.feature .ico { font-size: 1.5rem; color: var(--gold); margin-bottom: .8rem; }
.feature h4 { font-size: 1.35rem; margin-bottom: .4rem; }
.feature p { font-size: .84rem; color: var(--muted); margin: 0; }

/* ===== Section head ===== */
.section { padding: 4rem 0; }
.section-head { text-align: center; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(2rem, 4vw, 3rem); margin-top: .6rem; }
.section-head p { color: var(--muted); margin-top: .6rem; }

/* ===== Product grid & cards ===== */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 4px;
  overflow: hidden; display: flex; flex-direction: column; transition: border-color .25s, transform .25s;
}
.card:hover { border-color: var(--gold-soft); transform: translateY(-5px); }
.card .cover-wrap { display: block; }
.card .body { padding: 1.1rem 1.2rem 1.3rem; display: flex; flex-direction: column; flex: 1; }
.card .cat { font-size: .66rem; text-transform: uppercase; letter-spacing: .2em; color: var(--gold); margin-bottom: .5rem; }
.card h3 { font-size: 1.28rem; line-height: 1.2; margin-bottom: .7rem; min-height: 2.9rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }
.card h3 a:hover { color: var(--gold); }
.card .foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: .8rem; }
.card .price { font-family: var(--serif); font-size: 1.35rem; color: var(--gold); }

/* ===== Luxe generated book cover ===== */
.cover {
  container-type: inline-size;
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 3px 6px 6px 3px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  padding: 11cqi 9cqi;
  background: linear-gradient(155deg, var(--c1, #26221b), var(--c2, #14110c));
  box-shadow: 0 14px 30px -10px rgba(0, 0, 0, .75), 0 3px 8px rgba(0, 0, 0, .45);
  isolation: isolate;
  transition: transform .3s ease, box-shadow .3s ease;
}
/* Kağıt dokusu (ince noise) */
.cover::before {
  content: ''; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: .05; mix-blend-mode: overlay;
}
/* Sayfa kenarı gölgesi (sağ) + üstte hafif ışık */
.cover::after {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  border-radius: inherit;
  box-shadow: inset -7px 0 14px -7px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .06);
}
/* Sol korsek (kitap sırtı) */
.cv-spine {
  position: absolute; left: 0; top: 0; bottom: 0; width: 6px; z-index: 3; pointer-events: none;
  background: linear-gradient(90deg, rgba(255, 255, 255, .22), rgba(255, 255, 255, .04) 55%, rgba(0, 0, 0, .38));
  border-right: 1px solid rgba(0, 0, 0, .4);
}
/* Çift ince altın çerçeve */
.cv-frame {
  position: absolute; inset: 9cqi; z-index: 2; pointer-events: none;
  border: 1px solid rgba(201, 164, 92, .55); border-radius: 2px;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.cv-frame::before {
  content: ''; position: absolute; inset: 3px; border: 1px solid rgba(201, 164, 92, .28);
}
.cv-cat {
  position: relative; z-index: 4; font-family: var(--sans);
  font-size: 4.2cqi; letter-spacing: .22em; text-transform: uppercase;
  color: rgba(224, 200, 140, .85); line-height: 1.3;
}
.cv-title {
  position: relative; z-index: 4; align-self: center;
  font-family: var(--serif); font-weight: 500; font-size: 12cqi; line-height: 1.08;
  color: #efe6d0; text-shadow: 0 2px 8px rgba(0, 0, 0, .55);
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
  overflow-wrap: anywhere;
}
.cv-brand {
  position: relative; z-index: 4; font-family: var(--sans);
  font-size: 3.4cqi; letter-spacing: .28em; text-transform: uppercase;
  color: rgba(201, 164, 92, .8);
}
/* Görselli kapak — aynı 3:4 oran, korsek ve gölge */
.cover-img { padding: 0; }
.cover-img .cv-photo { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; object-fit: cover; }
/* Hover — hafif yükselme ve altın çerçeve parıltısı */
.card:hover .cover, .cover-wrap:hover .cover { transform: translateY(-2px); box-shadow: 0 20px 40px -12px rgba(0, 0, 0, .8), 0 4px 10px rgba(0, 0, 0, .5); }
.card:hover .cv-frame, .cover:hover .cv-frame { border-color: rgba(224, 190, 120, .95); box-shadow: 0 0 16px rgba(201, 164, 92, .35); }
.card:hover .cover-img, .cover:hover.cover-img { box-shadow: 0 20px 40px -12px rgba(0, 0, 0, .8), 0 0 14px rgba(201, 164, 92, .22); }

/* ===== Consultancy block ===== */
.consult { background: var(--bg-2); border: 1px solid var(--line); border-radius: 4px; padding: 3rem; display: grid; grid-template-columns: 1.2fr 1fr; gap: 2.5rem; align-items: center; }
.consult ul { list-style: none; padding: 0; margin: 1.5rem 0; }
.consult li { padding: .4rem 0 .4rem 1.8rem; position: relative; color: var(--text); }
.consult li::before { content: '✓'; position: absolute; left: 0; color: var(--gold); font-weight: 700; }
.consult .price-tag { font-family: var(--serif); font-size: 2rem; color: var(--gold); margin: 1rem 0; }
.consult .side { border-left: 1px solid var(--line); padding-left: 2.5rem; }

/* ===== Reviews ===== */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.review { background: var(--card); border: 1px solid var(--line); border-radius: 4px; padding: 2rem; }
.review .stars { color: var(--gold); letter-spacing: .2em; margin-bottom: 1rem; }
.review p { font-family: var(--serif); font-style: italic; font-size: 1.2rem; color: var(--text); line-height: 1.5; }
.review .who { margin-top: 1.2rem; font-size: .78rem; text-transform: uppercase; letter-spacing: .15em; color: var(--muted); }
.review .who b { color: var(--gold); }

/* ===== Footer ===== */
.footer { background: #0a0908; border-top: 1px solid var(--line); padding: 4rem 0 2rem; margin-top: 4rem; }
.footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.6fr; gap: 2.5rem; }
.footer h5 { font-family: var(--sans); font-size: .72rem; text-transform: uppercase; letter-spacing: .2em; color: var(--gold); margin-bottom: 1.2rem; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: .55rem; }
.footer a, .footer p { color: var(--muted); font-size: .88rem; }
.footer a:hover { color: var(--gold); }
.company-box { border: 1px solid var(--line); border-radius: 3px; padding: 1.2rem; font-size: .74rem; line-height: 1.7; color: var(--muted); }
.company-box b { color: var(--text); }
.footer .bottom { text-align: center; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted-2); font-size: .76rem; }

/* ===== Shop / catalog ===== */
.page-head { padding: 3.5rem 0 1rem; text-align: center; }
.page-head h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
.chips { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; margin: 2rem 0; }
.chip { font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; padding: .5rem 1.1rem; border: 1px solid var(--line); border-radius: 20px; color: var(--muted); transition: all .2s; }
.chip:hover, .chip.active { border-color: var(--gold); color: var(--gold); }
.search-bar { display: flex; gap: .6rem; max-width: 480px; margin: 0 auto 2.5rem; }
.search-bar input { flex: 1; }

/* Forms */
input, textarea, select {
  width: 100%; padding: .8rem 1rem; background: var(--bg-2); border: 1px solid var(--line);
  color: var(--text); border-radius: 3px; font-family: var(--sans); font-size: .92rem; transition: border-color .2s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--gold); }
label { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: .4rem; }
.field { margin-bottom: 1.2rem; }
textarea { min-height: 130px; resize: vertical; }

/* ===== Product detail ===== */
.product-detail { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3.5rem; padding: 3rem 0; align-items: start; }
.product-detail .cover { max-width: 380px; }
.product-detail h1 { font-size: clamp(2rem, 4vw, 3rem); margin: .6rem 0 1rem; }
.product-detail .price { font-family: var(--serif); font-size: 2.4rem; color: var(--gold); margin: 1.2rem 0; }
.product-detail .desc { color: var(--muted); font-size: 1.02rem; margin-bottom: 1.8rem; }
.variant-chips { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0 1.8rem; }
.variant-chip { padding: .55rem 1.1rem; border: 1px solid var(--line); border-radius: 3px; cursor: pointer; font-size: .84rem; color: var(--text); transition: all .2s; background: var(--bg-2); }
.variant-chip:hover { border-color: var(--gold-soft); }
.variant-chip.active { border-color: var(--gold); color: var(--gold); background: rgba(201,164,92,.08); }

/* ===== Modal ===== */
.modal-overlay { position: fixed; inset: 0; background: rgba(5,4,3,.8); backdrop-filter: blur(4px); z-index: 100; display: none; align-items: center; justify-content: center; padding: 1.5rem; }
.modal-overlay.open { display: flex; }
.modal { background: var(--bg-2); border: 1px solid var(--gold-soft); border-radius: 5px; width: min(760px, 100%); max-height: 92vh; overflow: auto; display: grid; grid-template-columns: .8fr 1.2fr; box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.modal .m-cover { min-height: 100%; }
.modal .m-cover .cover { height: 100%; }
.modal .m-body { padding: 2rem; position: relative; }
.modal .m-close { position: absolute; top: 1rem; right: 1.2rem; background: none; border: none; color: var(--muted); font-size: 1.5rem; cursor: pointer; line-height: 1; }
.modal .m-close:hover { color: var(--gold); }
.modal h3 { font-size: 1.7rem; margin-bottom: .4rem; padding-right: 1.5rem; }
.modal .m-price { font-family: var(--serif); font-size: 1.6rem; color: var(--gold); margin: .4rem 0 1.2rem; }
.modal .m-msg { padding: 1rem; border: 1px solid var(--gold-soft); border-radius: 3px; background: rgba(201,164,92,.08); color: var(--gold-h); font-size: .92rem; margin-top: 1rem; text-align: center; }
.errors { list-style: none; padding: .8rem 1rem; margin: 0 0 1rem; border: 1px solid rgba(200,80,80,.4); border-radius: 3px; background: rgba(200,80,80,.08); color: #e79a9a; font-size: .84rem; }
.errors li { margin: .1rem 0; }
.success-box { padding: 1rem 1.2rem; border: 1px solid var(--gold-soft); border-radius: 3px; background: rgba(201,164,92,.08); color: var(--gold-h); margin-bottom: 1.5rem; }

/* ===== FAQ accordion ===== */
.faq { max-width: 780px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: 3px; margin-bottom: .8rem; overflow: hidden; }
.faq-q { padding: 1.2rem 1.5rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-family: var(--serif); font-size: 1.3rem; color: var(--text); transition: color .2s; }
.faq-q:hover { color: var(--gold); }
.faq-q .plus { color: var(--gold); font-size: 1.4rem; transition: transform .25s; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 1.5rem 1.3rem; color: var(--muted); margin: 0; }
.faq-item.open .faq-a { max-height: 300px; }

/* ===== Prose ===== */
.prose { max-width: 780px; margin: 0 auto; }
.prose p { color: var(--muted); margin-bottom: 1.2rem; }
.prose h2 { font-size: 2rem; margin: 2rem 0 1rem; }

/* ===== 404 ===== */
.notfound { text-align: center; padding: 7rem 0; }
.notfound .code { font-family: var(--serif); font-size: 8rem; color: var(--gold); line-height: 1; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero .grid { grid-template-columns: 1fr; }
  .spines { flex-direction: row; flex-wrap: wrap; justify-content: flex-start; }
  .spine { width: auto; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .consult, .product-detail, .modal { grid-template-columns: 1fr; }
  .consult .side { border-left: none; border-top: 1px solid var(--line); padding-left: 0; padding-top: 2rem; }
  .reviews-grid { grid-template-columns: 1fr; }
  .footer .cols { grid-template-columns: 1fr 1fr; }
  .modal .m-cover { display: none; }
}
@media (max-width: 640px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: var(--bg-2); border-bottom: 1px solid var(--line); padding: 1rem 5%; gap: 1rem; }
  .nav.open { display: flex; }
  .menu-toggle { display: block; }
  .header .wrap { position: relative; }
  .products-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .features { grid-template-columns: 1fr; }
  .footer .cols { grid-template-columns: 1fr; }
  .card h3 { font-size: 1.1rem; min-height: 0; }
  .consult { padding: 1.8rem; }
}