/* =========================================================================
   Sarenne — 3 hesap kartı (hover'da flip → hesap sayfası) · tasarım sistemi
   Fildişi/Şampanya · Cormorant Garamond + Mulish
   ========================================================================= */

:root {
  --c-ivory:      #FBF8F1;
  --c-cream:      #F3ECE0;
  --c-sand:       #E4D8C5;
  --c-champagne:  #C9A86A;
  --c-gold-deep:  #A07E3E;
  --c-rose:       #D8B7A6;
  --c-ink:        #3A322B;
  --c-smoke:      #6B6157;
  --c-blush:      #EFE3D9;

  --f-display: 'Cormorant Garamond', 'Times New Roman', serif;
  --f-body:    'Mulish', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --edge: clamp(1.25rem, 5vw, 5rem);
  --maxw: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-body); font-weight: 400; color: var(--c-ink);
  background: var(--c-ivory); line-height: 1.65;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  min-height: 100dvh; display: flex; flex-direction: column;
  background-image:
    radial-gradient(120% 60% at 50% -10%, color-mix(in srgb, var(--c-cream) 70%, transparent), transparent 70%);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }

.eyebrow {
  font-family: var(--f-body); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.32em; text-transform: uppercase; color: var(--c-gold-deep);
}

/* ============================================================ HEADER */
.hub-head { text-align: center; padding: clamp(3rem, 8vh, 6rem) var(--edge) clamp(2rem, 5vh, 3.5rem); }
.hub-head__logo {
  width: 86px; height: 86px; border-radius: 50%; object-fit: cover;
  margin: 0 auto 1.1rem; display: block; background: #fff;
  border: 1px solid var(--c-sand); box-shadow: 0 8px 24px -10px rgba(58,50,43,0.45);
}
.hub-head__title { font-family: var(--f-display); font-weight: 500; font-size: clamp(2.6rem, 7vw, 5rem); line-height: 1.02; }

/* ============================================================== HUB / CARDS */
.hub {
  flex: 1; display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.4rem, 3vw, 2.4rem);
  max-width: var(--maxw); width: 100%; margin: 0 auto;
  padding: 1rem var(--edge) clamp(3rem, 7vh, 5rem);
}
@media (max-width: 880px) { .hub { grid-template-columns: 1fr; gap: 2rem; } }

.card {
  position: relative; display: block; aspect-ratio: 4 / 5;
  border-radius: 18px; perspective: 1400px;
  box-shadow: 0 18px 50px -28px rgba(58,50,43,0.5);
  transition: box-shadow 0.45s var(--ease);
  outline: none;
}
@media (max-width: 880px) { .card { max-width: 420px; margin-inline: auto; width: 100%; } }
.card:hover, .card:focus-visible { box-shadow: 0 42px 80px -30px rgba(58,50,43,0.62); }
.card:focus-visible { outline: 2px solid var(--c-gold-deep); outline-offset: 4px; }

/* --- flip mekanizması --- */
.card__flip {
  position: absolute; inset: 0; border-radius: inherit;
  transform-style: preserve-3d; transition: transform 0.7s var(--ease);
  will-change: transform;
}
.card:hover .card__flip, .card:focus-visible .card__flip { transform: rotateY(180deg); }

.card__front, .card__back {
  position: absolute; inset: 0; border-radius: inherit; overflow: hidden;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
}

/* --- ön yüz (marka) --- */
.card__front {
  z-index: 2; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.5rem; text-align: center; color: #fff; padding: 2rem;
  background: linear-gradient(150deg, var(--g1), var(--g2));
}
.card__logo { width: 64px; height: 64px; display: grid; place-items: center; color: #fff; margin-bottom: 0.6rem; }
.card__logo svg { width: 100%; height: 100%; filter: drop-shadow(0 2px 10px rgba(0,0,0,0.25)); }
.card__platform { font-family: var(--f-display); font-size: 2rem; font-weight: 500; line-height: 1; }
.card__handle { font-size: 0.82rem; letter-spacing: 0.06em; opacity: 0.92; }
.card__cta {
  margin-top: 1.4rem; display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1.4rem; border: 1px solid rgba(255,255,255,0.55); border-radius: 100px;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
}

/* --- arka yüz (hesap sayfası penceresi) --- */
.card__back { transform: rotateY(180deg); background: #fff; }
.card__win { height: 100%; display: flex; flex-direction: column; background: #fff; }
.win__bar {
  flex: 0 0 auto; height: 34px; display: flex; align-items: center; gap: 0.6rem;
  padding: 0 0.9rem; background: #f3f1ee; border-bottom: 1px solid #e7e3dd;
}
.win__dots { width: 42px; height: 10px; position: relative; }
.win__dots::before {
  content: ''; position: absolute; left: 0; top: 0; width: 10px; height: 10px; border-radius: 50%;
  background: #ff5f57; box-shadow: 16px 0 0 #febc2e, 32px 0 0 #28c840;
}
.win__url {
  font-size: 0.66rem; color: #8a847c; letter-spacing: 0.02em; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; background: #fff; padding: 0.2rem 0.7rem;
  border-radius: 100px; border: 1px solid #e7e3dd; flex: 1;
}
.win__body { flex: 1; overflow: hidden; position: relative; background: #fff; }
.win__body > img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
/* hover'da screenshot nazikçe kayar ("canlı sayfa" hissi); IG mock üstten sabit (avatar+handle görünür) */
.win__body > img { transition: object-position 9s linear; }
.card:hover .win__body > img { object-position: 50% 100%; }

/* --- platform renkleri --- */
.card--shopier   { --g1: #8B5CF6; --g2: #5B21B6; }
.card--instagram { --g1: #FEDA75; --g2: #4F5BD5; }
.card--instagram .card__front {
  background: linear-gradient(135deg, #FEDA75 0%, #FA7E1E 26%, #D62976 52%, #962FBF 76%, #4F5BD5 100%);
}
.card--tiktok    { --g1: #2B2B2B; --g2: #050505; }
.card--tiktok .card__platform { text-shadow: 1.5px 0 0 rgba(37,244,238,0.6), -1.5px 0 0 rgba(254,44,85,0.6); }

/* ===================================================== INSTAGRAM MOCK */
.ig { width: 100%; min-height: 100%; background: #fff; color: #262626; font-size: 12px; }
.ig__head { display: flex; gap: 0.9rem; padding: 1rem 1rem 0.6rem; align-items: center; }
.ig__avatar { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; flex: 0 0 auto; border: 1px solid #eee; }
.ig__info { min-width: 0; }
.ig__top { display: flex; align-items: center; gap: 0.6rem; }
.ig__user { font-weight: 600; font-size: 13px; }
.ig__follow { background: #0095f6; color: #fff; font-weight: 600; font-size: 11px; padding: 0.28rem 0.7rem; border-radius: 7px; }
.ig__name { font-weight: 700; margin-top: 0.3rem; }
.ig__bio { color: #3a3a3a; line-height: 1.35; margin-top: 0.1rem; font-size: 11px; }
.ig__tabs {
  display: flex; gap: 1.4rem; justify-content: center; border-top: 1px solid #efefef;
  margin-top: 0.7rem; padding: 0.5rem 0; font-size: 11px; letter-spacing: 0.06em; color: #8e8e8e;
}
.ig__tabs .is-active { color: #262626; border-top: 1px solid #262626; margin-top: -0.5rem; padding-top: 0.5rem; font-weight: 600; }
.ig__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.ig__grid img { width: 100%; aspect-ratio: 1; object-fit: cover; }

/* =============================================================== FOOTER (tek satır) */
.footer { padding: clamp(1.6rem, 4vh, 2.4rem) var(--edge); border-top: 1px solid var(--c-sand); }
.footer__inner {
  max-width: var(--maxw); margin-inline: auto;
  display: flex; flex-wrap: wrap; gap: 0.8rem 1.6rem; align-items: center; justify-content: space-between;
  font-size: 0.82rem; color: var(--c-smoke);
}
.footer__copy { letter-spacing: 0.02em; }
.footer__links { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.footer__links a { color: var(--c-smoke); transition: color 0.3s var(--ease); }
.footer__links a:hover { color: var(--c-gold-deep); }

/* ============================================================== BUTTON (legal) */
.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  padding: 1rem 2rem; border: 1px solid var(--c-gold-deep); border-radius: 100px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--c-ink);
  transition: background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.btn:hover { background: var(--c-ink); color: var(--c-ivory); border-color: var(--c-ink); }

/* ============================================================== NAV (legal) */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between; padding: 0.9rem var(--edge);
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--c-ivory) 82%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid color-mix(in srgb, var(--c-sand) 60%, transparent);
}
.nav__brand { display: inline-flex; align-items: center; }
.nav__logo { height: 42px; width: 42px; border-radius: 50%; object-fit: cover; background: #fff; border: 1px solid var(--c-sand); }
.nav__right { display: flex; align-items: center; gap: 1.6rem; }

/* =========================================================== LEGAL PAGES */
.legal { padding: clamp(8rem, 16vh, 12rem) var(--edge) clamp(4rem, 10vh, 7rem); }
.legal__wrap { max-width: 760px; margin-inline: auto; }
.legal__back { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-smoke); margin-bottom: 2.2rem; }
.legal__back:hover { color: var(--c-gold-deep); }
.legal h1 { font-family: var(--f-display); font-weight: 500; font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 0.6rem; }
.legal__updated { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-smoke); }
.legal__intro { margin: 1.8rem 0 2.5rem; font-size: 1.05rem; color: var(--c-ink); padding: 1.5rem 1.6rem; background: var(--c-cream); border-left: 2px solid var(--c-champagne); border-radius: 2px; }
.legal section { margin-top: 2.6rem; }
.legal h2 { font-family: var(--f-display); font-weight: 500; font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 0.9rem; color: var(--c-ink); }
.legal h2::before { content: ''; display: inline-block; width: 26px; height: 1px; background: var(--c-champagne); vertical-align: middle; margin-right: 0.8rem; }
.legal p { color: var(--c-smoke); margin-bottom: 0.9rem; }
.legal a { color: var(--c-gold-deep); text-decoration: underline; text-underline-offset: 2px; }
.legal ul.bullets { margin: 0.6rem 0 1rem; padding-left: 0; }
.legal ul.bullets li { position: relative; padding-left: 1.6rem; color: var(--c-smoke); margin-bottom: 0.6rem; }
.legal ul.bullets li::before { content: '—'; position: absolute; left: 0; color: var(--c-champagne); }
.legal__contact { margin-top: 3rem; padding: 1.8rem; background: var(--c-blush); border-radius: 3px; color: var(--c-ink); }
.legal__contact h3 { font-family: var(--f-display); font-size: 1.4rem; margin-bottom: 0.7rem; }

/* ====================================================== REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  .card__flip { transition: none !important; }
  .win__body > img { transition: none !important; }
  .card:hover .win__body > img { object-position: 50% 0 !important; }
}