/* ==========================================================================
   FAME CRYPT — Tema (tasarım sistemi)
   Palet: #0D1126 lacivert · #FFFFFF beyaz · #D5B36B altın
   Çoğunlukla koyu; lacivertten siyaha ombre geçiş.
   ========================================================================== */

:root {
  /* --- Renkler ---------------------------------------------------------- */
  --navy: #0d1126;
  --navy-2: #0a0e20;
  --navy-3: #11152e;
  --black: #04050b;
  --ink: #070912;

  --gold: #d5b36b;
  --gold-bright: #ecd29a;
  --gold-deep: #a8854a;
  --gold-soft: rgba(213, 179, 107, 0.14);
  --gold-line: rgba(213, 179, 107, 0.22);

  --white: #ffffff;
  --text: #e8eaf3;
  --text-dim: #9aa1bb;
  --text-faint: #6b7290;

  --surface: rgba(255, 255, 255, 0.025);
  --surface-2: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.08);

  /* --- Tipografi -------------------------------------------------------- */
  --font-display: "Oxanium", "Rajdhani", system-ui, sans-serif;
  --font-body: "Rajdhani", system-ui, -apple-system, "Segoe UI", sans-serif;

  --text-hero: clamp(2.4rem, 1.3rem + 4.4vw, 4.6rem);
  --text-h1: clamp(2rem, 1.2rem + 3.2vw, 3.4rem);
  --text-h2: clamp(1.6rem, 1.1rem + 2.2vw, 2.6rem);
  --text-h3: clamp(1.1rem, 0.95rem + 0.6vw, 1.4rem);
  --text-base: clamp(1rem, 0.96rem + 0.18vw, 1.1rem);
  --text-sm: 0.875rem;
  --text-xs: 0.75rem;

  --tracking-wide: 0.14em;
  --tracking-wider: 0.22em;
  --leading: 1.65;

  /* --- Boşluk / şekil --------------------------------------------------- */
  --container: 1280px;
  --pad-x: clamp(1.2rem, 0.5rem + 3vw, 3rem);
  --section-y: clamp(4rem, 2.5rem + 6vw, 8rem);

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.75);
  --shadow-gold: 0 18px 50px -16px rgba(213, 179, 107, 0.28);

  /* --- Hareket ---------------------------------------------------------- */
  --dur-fast: 160ms;
  --dur: 320ms;
  --dur-slow: 600ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --marquee: 42s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading);
  color: var(--text);
  background: var(--ink);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Lacivert → siyah ombre zemin + ince ışıltı */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(140% 90% at 50% -10%, rgba(33, 41, 84, 0.55) 0%, transparent 55%),
    radial-gradient(120% 80% at 85% 8%, rgba(213, 179, 107, 0.07) 0%, transparent 45%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 30%, var(--ink) 65%, var(--black) 100%);
}

/* Çok hafif noise/atmosfer */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.5;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--gold);
  color: var(--navy);
}

/* --------------------------------------------------------------------------
   Tipografi yardımcıları
   -------------------------------------------------------------------------- */
.font-display { font-family: var(--font-display); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 1px;
  background: var(--gold);
  vertical-align: middle;
  margin-right: 0.7rem;
  opacity: 0.7;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.section-title .accent,
.gold-text {
  color: var(--gold);
}

.gradient-text {
  background: linear-gradient(120deg, var(--gold-bright), var(--gold) 45%, var(--gold-deep));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-intro {
  max-width: 56ch;
  color: var(--text-dim);
  font-size: var(--text-base);
}

.section-head {
  text-align: center;
  margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4.5rem);
}

.section-head .section-intro {
  margin: 1rem auto 0;
}

/* Altın ince çizgi (prizma sweep) */
.prism-line {
  width: 100%;
  height: 2px;
  position: relative;
  overflow: hidden;
  background: var(--line);
  border-radius: 2px;
}

.prism-line::before {
  content: "";
  position: absolute;
  inset: 0;
  left: -100%;
  background: linear-gradient(90deg, transparent, var(--gold-deep) 30%, var(--gold-bright) 50%, var(--gold-deep) 70%, transparent);
  animation: prism-sweep 4.5s var(--ease) infinite;
}

@keyframes prism-sweep {
  to { left: 100%; }
}

/* --------------------------------------------------------------------------
   Düzen
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: var(--section-y);
  position: relative;
}

.section--tight { padding-block: clamp(3rem, 2rem + 3vw, 5rem); }

/* --------------------------------------------------------------------------
   Butonlar
   -------------------------------------------------------------------------- */
.btn {
  --btn-bg: var(--gold);
  --btn-fg: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.btn--primary {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold-deep));
  color: var(--navy);
  box-shadow: var(--shadow-gold);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 26px 60px -18px rgba(213, 179, 107, 0.5);
}

.btn--ghost {
  background: transparent;
  color: var(--gold);
  border-color: var(--gold-line);
}

.btn--ghost:hover {
  background: var(--gold-soft);
  border-color: var(--gold);
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   Üst banner / navigasyon
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
  background: linear-gradient(180deg, rgba(7, 9, 18, 0.85) 0%, rgba(7, 9, 18, 0) 100%);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(7, 9, 18, 0.92);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--line);
  box-shadow: 0 14px 40px -22px rgba(0, 0, 0, 0.9);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}

.brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 9px;
  object-fit: cover;
  transition: transform var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.brand:hover .brand__mark {
  transform: scale(1.08) rotate(-3deg);
  filter: drop-shadow(0 0 12px rgba(213, 179, 107, 0.45));
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1;
}

.brand__name .fame {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold-deep));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand__name .crypt {
  color: var(--white);
  font-weight: 300;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav__item {
  position: relative;
}

.nav__link {
  position: relative;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0.7rem 1rem;
  transition: color var(--dur) var(--ease);
}

.nav__link--dropdown {
  padding-right: 1.55rem;
}

.nav__link--dropdown::before {
  content: "";
  position: absolute;
  right: 0.72rem;
  top: 50%;
  width: 6px;
  height: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-62%) rotate(45deg);
  opacity: 0.72;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.45rem;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-bright));
  transition: width var(--dur) var(--ease);
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--white);
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  width: 70%;
}

.nav__link[aria-current="page"] {
  color: var(--gold);
}

.nav__dropdown {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 50%;
  z-index: 30;
  min-width: 210px;
  padding: 0.55rem;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-sm);
  background: rgba(7, 9, 18, 0.96);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  list-style: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, -8px);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease),
    visibility var(--dur-fast) var(--ease);
}

.nav__dropdown a {
  display: block;
  padding: 0.72rem 0.85rem;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.nav__dropdown a:hover,
.nav__dropdown a:focus-visible {
  background: var(--gold-soft);
  color: var(--gold-bright);
  transform: translateX(3px);
}

@media (min-width: 941px) {
  .nav__item--has-dropdown:hover .nav__dropdown,
  .nav__item--has-dropdown:focus-within .nav__dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }

  .nav__item--has-dropdown:hover .nav__link--dropdown::before,
  .nav__item--has-dropdown:focus-within .nav__link--dropdown::before {
    opacity: 1;
    transform: translateY(-36%) rotate(225deg);
  }
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 940px) {
  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    inset: 76px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem var(--pad-x) 2rem;
    background: rgba(7, 9, 18, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
      visibility var(--dur) var(--ease);
  }

  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav__link {
    display: block;
    padding: 1rem 0.4rem;
    border-bottom: 1px solid var(--line);
    font-size: 0.9rem;
  }

  .nav__link::after { display: none; }

  .nav__link--dropdown {
    padding-right: 2.2rem;
    border-bottom: 0;
  }

  .nav__link--dropdown::before {
    display: block;
    right: 0.65rem;
    width: 8px;
    height: 8px;
    transform: translateY(-62%) rotate(45deg);
  }

  .nav__item--has-dropdown {
    border-bottom: 1px solid var(--line);
  }

  .nav__dropdown {
    position: static;
    min-width: 0;
    max-height: 0;
    overflow: hidden;
    padding: 0 0 0 1rem;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: none;
    transition: max-height var(--dur) var(--ease), opacity var(--dur-fast) var(--ease),
      visibility var(--dur-fast) var(--ease), padding var(--dur) var(--ease);
  }

  .nav__item--has-dropdown.is-open .nav__dropdown {
    max-height: 240px;
    padding: 0.05rem 0 0.75rem 1rem;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav__item--has-dropdown.is-open .nav__link--dropdown::before {
    transform: translateY(-36%) rotate(225deg);
  }

  .nav__dropdown a {
    padding: 0.6rem 0.4rem 0.6rem 0.85rem;
    border-left: 1px solid rgba(213, 179, 107, 0.22);
    border-radius: 0;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    color: var(--text-faint);
  }

  .nav__dropdown a:hover,
  .nav__dropdown a:focus-visible {
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  margin-top: var(--section-y);
  padding-top: clamp(3rem, 2rem + 3vw, 5rem);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.5));
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer__brand-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.footer__brand-name .crypt { color: var(--gold); font-weight: 300; }

.footer__desc {
  color: var(--text-faint);
  font-size: var(--text-sm);
  max-width: 38ch;
  line-height: 1.6;
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}

.footer__col ul { display: grid; gap: 0.65rem; }

.footer__col a {
  color: var(--text-dim);
  font-size: var(--text-sm);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.footer__col a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.6rem;
  border-top: 1px solid var(--line);
  color: var(--text-faint);
  font-size: var(--text-sm);
}

.footer__social {
  display: flex;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.footer__social a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--gold-line);
  color: var(--gold);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.footer__social a:hover {
  background: var(--gold-soft);
  transform: translateY(-3px);
}

@media (max-width: 800px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 520px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Reveal-on-scroll
   -------------------------------------------------------------------------- */
/* Yalnızca JS varken gizle (JS yoksa içerik görünür kalır) */
.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 2000;
  background: var(--gold);
  color: var(--navy);
  padding: 0.6rem 1rem;
  font-weight: 600;
  border-radius: 0 0 8px 0;
}

.skip-link:focus { left: 0; }