/* ─────────────────────────────────────────────────────────────
   koy.css — shared brand styles
   ──────────────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=DM+Sans:wght@200;300;400;500&display=swap');

:root {
  --black:   #080808;
  --surface: #0f0f0f;
  --card:    #141414;
  --card2:   #1a1a1a;
  --border:  rgba(210,180,140,0.13);
  --border2: rgba(210,180,140,0.26);
  --gold:    #c9a96e;
  --gold-lt: #dfc49a;
  --cream:   #f0e6d3;
  --muted:   rgba(240,230,211,0.42);
  --muted2:  rgba(240,230,211,0.68);
  --display: 'Cormorant Garamond', serif;
  --body:    'DM Sans', sans-serif;
  --radius:  0px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--black);
  color: var(--cream);
  font-family: var(--body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--body); cursor: pointer; }

/* ── TYPOGRAPHY ── */
.display { font-family: var(--display); font-weight: 300; }
.label { font-size: .6rem; letter-spacing: .38em; text-transform: uppercase; color: var(--gold); display: block; }
.title { font-family: var(--display); font-size: clamp(2rem, 5vw, 3.6rem); font-weight: 300; line-height: 1.08; color: var(--cream); }
.title em { font-style: italic; color: var(--gold); }
.subtitle { font-size: .83rem; color: var(--muted); letter-spacing: .05em; line-height: 1.85; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 32px; font-family: var(--body); font-size: .68rem;
  font-weight: 500; letter-spacing: .24em; text-transform: uppercase;
  border: none; cursor: pointer; transition: background .3s, transform .2s, opacity .3s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-gold  { background: var(--gold);  color: var(--black); }
.btn-gold:hover { background: var(--gold-lt); }
.btn-ghost { background: transparent; color: var(--cream); border: 1px solid var(--border2); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-sm    { padding: 10px 22px; font-size: .62rem; }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none; }

/* ── NAV ── */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 40px;
  background: linear-gradient(to bottom, rgba(8,8,8,.95) 0%, rgba(8,8,8,0) 100%);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: padding .3s, background .3s;
}
.site-nav.scrolled { padding: 14px 40px; background: rgba(8,8,8,.97); }
.nav-logo {
  font-family: var(--display); font-size: 1.3rem; font-weight: 400;
  letter-spacing: .3em; text-transform: uppercase; color: var(--gold);
}
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-size: .64rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--muted); transition: color .3s;
}
.nav-links a:hover { color: var(--gold); }

/* hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { display: block; width: 22px; height: 1px; background: var(--gold); transition: .3s; }
.mob-menu {
  display: none; position: fixed; inset: 0; z-index: 190;
  background: var(--black); flex-direction: column;
  justify-content: center; align-items: center; gap: 36px;
}
.mob-menu.open { display: flex; }
.mob-menu a {
  font-family: var(--display); font-size: 2.2rem; font-weight: 300;
  letter-spacing: .05em; color: var(--cream); transition: color .3s;
}
.mob-menu a:hover { color: var(--gold); }
.mob-menu .m-book {
  font-size: .7rem; letter-spacing: .25em; text-transform: uppercase;
  color: var(--black); background: var(--gold); padding: 14px 36px;
  font-family: var(--body);
}

@media (max-width: 760px) {
  .nav-links, .nav-book-link { display: none; }
  .hamburger { display: flex; }
  .site-nav { padding: 18px 20px; }
  .site-nav.scrolled { padding: 14px 20px; }
}

/* ── REVEAL ANIMATION ── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .75s ease, transform .75s ease; }
.reveal.on { opacity: 1; transform: translateY(0); }

/* ── SECTION COMMONS ── */
.section-hd { margin-bottom: 52px; }
.section-hd.center { text-align: center; }
.section-hd .subtitle { max-width: 520px; margin-top: 14px; }
.section-hd.center .subtitle { margin-left: auto; margin-right: auto; }

/* ── GRAIN OVERLAY ── */
.grain {
  position: absolute; inset: 0; pointer-events: none; opacity: .038;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* ── FORMS (shared) ── */
.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-label { font-size: .62rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted2); }
.form-label .req { color: var(--gold); }
.form-input, .form-select, .form-textarea {
  background: var(--card); border: 1px solid var(--border); color: var(--cream);
  padding: 13px 16px; font-family: var(--body); font-size: .85rem; font-weight: 300;
  width: 100%; outline: none; transition: border-color .3s; border-radius: 0;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--gold); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--muted); }
.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23c9a96e' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px;
}
.form-select option { background: #141414; color: var(--cream); }
.form-textarea { resize: vertical; min-height: 90px; line-height: 1.7; }

/* checkboxes */
.cb-group { display: flex; flex-direction: column; gap: 14px; }
.cb-label {
  display: flex; align-items: flex-start; gap: 14px; cursor: pointer;
  font-size: .79rem; color: var(--muted); letter-spacing: .03em; line-height: 1.65;
}
.cb-label input { display: none; }
.cb-box {
  width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px;
  border: 1px solid var(--border2); transition: .3s; position: relative; background: var(--card);
}
.cb-label input:checked + .cb-box { border-color: var(--gold); background: var(--gold); }
.cb-label input:checked + .cb-box::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 8px; height: 5px;
  border-left: 1.5px solid var(--black); border-bottom: 1.5px solid var(--black);
  transform: translate(-50%, -62%) rotate(-45deg);
}

/* ── DIVIDER ── */
.divider { width: 40px; height: 1px; background: var(--gold); opacity: .45; margin: 28px auto; }

/* ── FOOTER ── */
.site-footer {
  padding: 60px 40px; text-align: center;
  border-top: 1px solid var(--border);
}
.footer-logo {
  font-family: var(--display); font-size: 1.5rem; font-weight: 400;
  letter-spacing: .32em; text-transform: uppercase; color: var(--gold);
  display: block; margin-bottom: 8px;
}
.footer-tag { font-size: .65rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 32px; }
.footer-links { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; margin-bottom: 26px; }
.footer-links a { font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); transition: color .3s; }
.footer-links a:hover { color: var(--gold); }
.footer-copy { font-size: .6rem; color: rgba(240,230,211,.18); letter-spacing: .1em; }

@media (max-width: 640px) {
  .site-footer { padding: 48px 20px; }
}