/* ============================================================
   BOĞAZİÇİ SİMAS KONAKLARI — Design System
   Warm taupe / sand luxury · Michroma display + Hanken Grotesk
   ============================================================ */

:root{
  /* Palette */
  --bg:        #FAF7F1;   /* warm off-white */
  --bg-2:      #F1EADC;   /* warm sand */
  --paper:     #FFFFFF;
  --ink:       #26211A;   /* warm near-black */
  --ink-2:     #6E6353;   /* muted brown-grey */
  --ink-3:     #9A8F7E;   /* faint */
  --brand:     #8E775A;   /* taupe (logo) */
  --brand-d:   #6B583F;   /* deep taupe */
  --gold:      #B49A73;   /* light gold-taupe accent */
  --line:      #E6DECF;   /* hairline */
  --line-2:    #D8CDB8;
  --dark:      #211C15;   /* espresso section */
  --dark-2:    #2C261D;
  --dark-line: #443B2D;

  /* Type */
  --display: 'Michroma', sans-serif;
  --body: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Metrics */
  --maxw: 1320px;
  --gut: clamp(20px, 5vw, 64px);
  --r: 3px;
  --r-lg: 6px;

  --t: 0.55s cubic-bezier(.16,.84,.34,1);
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  font-family:var(--body);
  background:var(--bg);
  color:var(--ink);
  font-size:17px;
  line-height:1.62;
  font-weight:380;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
html{ overflow-x:clip; }
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
::selection{ background:var(--brand); color:#fff; }

/* ---------- Typography ---------- */
.eyebrow{
  font-family:var(--display);
  font-size:11px;
  letter-spacing:.42em;
  text-transform:uppercase;
  color:var(--brand);
  font-weight:400;
  display:inline-block;
}
.eyebrow.on-dark{ color:var(--gold); }

h1,h2,h3{ font-family:var(--display); font-weight:400; line-height:1.05; letter-spacing:-.01em; color:var(--ink); }
.h-xl{ font-size:clamp(40px, 7.2vw, 104px); line-height:.98; letter-spacing:-.02em; }
.h-lg{ font-size:clamp(32px, 4.6vw, 64px); line-height:1.04; }
.h-md{ font-size:clamp(24px, 3vw, 40px); line-height:1.08; }
.lede{ font-size:clamp(17px,1.5vw,20px); color:var(--ink-2); line-height:1.7; font-weight:380; }
.muted{ color:var(--ink-2); }

/* ---------- Layout ---------- */
.wrap{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--gut); }
section{ position:relative; }
.pad-y{ padding-block:clamp(72px, 11vw, 150px); }
.dark-sec{ background:var(--dark); color:#EDE6D8; }
.dark-sec h1,.dark-sec h2,.dark-sec h3{ color:#F4EEE2; }
.dark-sec .muted{ color:#B6AB97; }
.sand-sec{ background:var(--bg-2); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.7em;
  font-family:var(--display); font-size:12px; letter-spacing:.16em; text-transform:uppercase;
  padding:17px 30px; border-radius:var(--r); line-height:1;
  transition:background var(--t), color var(--t), border-color var(--t), transform .25s ease;
  white-space:nowrap;
}
.btn .arr{ transition:transform .35s cubic-bezier(.16,.84,.34,1); }
.btn:hover .arr{ transform:translateX(5px); }
.btn-solid{ background:var(--brand); color:#fff; }
.btn-solid:hover{ background:var(--brand-d); }
.btn-dark{ background:var(--ink); color:#F4EEE2; }
.btn-dark:hover{ background:#000; }
.btn-line{ border:1px solid var(--line-2); color:var(--ink); }
.btn-line:hover{ border-color:var(--brand); color:var(--brand); }
.btn-ghost-light{ border:1px solid rgba(255,255,255,.34); color:#F4EEE2; }
.btn-ghost-light:hover{ background:#F4EEE2; color:var(--ink); border-color:#F4EEE2; }

/* link with underline grow */
.link-arrow{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--display); font-size:12px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--brand); padding-bottom:4px; position:relative;
}
.link-arrow::after{ content:''; position:absolute; left:0; bottom:0; height:1px; width:100%; background:var(--brand); transform:scaleX(.0); transform-origin:left; transition:transform .4s ease; }
.link-arrow:hover::after{ transform:scaleX(1); }
.link-arrow .arr{ transition:transform .35s ease; }
.link-arrow:hover .arr{ transform:translateX(4px); }

/* ---------- Header ---------- */
.site-head{
  position:fixed; top:0; left:0; right:0; z-index:90;
  display:flex; align-items:center; justify-content:space-between;
  padding:18px var(--gut);
  transition:background .4s ease, padding .4s ease, box-shadow .4s ease, border-color .4s ease;
  border-bottom:1px solid transparent;
}
.site-head.solid{
  background:rgba(250,247,241,.86);
  backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid var(--line);
  padding-block:13px;
}
.site-head .logo{ height:40px; transition:height .4s ease; z-index:2; }
.site-head.solid .logo{ height:34px; }
/* hero is dark image -> use cream logo until solid */
.site-head .logo-cream{ display:block; }
.site-head .logo-taupe{ display:none; }
.site-head.solid .logo-cream{ display:none; }
.site-head.solid .logo-taupe{ display:block; }

.nav{ display:flex; align-items:center; gap:clamp(18px,2.4vw,38px); }
.nav-links{ display:flex; align-items:center; gap:clamp(16px,2vw,32px); list-style:none; }
.nav-links a{
  font-family:var(--display); font-size:11.5px; letter-spacing:.13em; text-transform:uppercase;
  color:#EDE6D8; position:relative; padding:6px 0; transition:color .3s ease;
}
.site-head.solid .nav-links a{ color:var(--ink-2); }
.nav-links a::after{ content:''; position:absolute; left:0; bottom:0; height:1px; width:100%; background:currentColor; transform:scaleX(0); transform-origin:left; transition:transform .35s ease; opacity:.7;}
.nav-links a:hover::after, .nav-links a.active::after{ transform:scaleX(1); }
.nav-links a.active{ color:var(--gold); }
.site-head.solid .nav-links a.active{ color:var(--brand); }

.head-tools{ display:flex; align-items:center; gap:14px; }
.lang-toggle{
  display:flex; align-items:center; font-family:var(--display); font-size:11px; letter-spacing:.1em;
  border:1px solid rgba(255,255,255,.3); border-radius:40px; overflow:hidden;
}
.site-head.solid .lang-toggle{ border-color:var(--line-2); }
.lang-toggle button,.lang-toggle a{ padding:7px 12px; color:#EDE6D8; transition:all .3s ease; line-height:1; display:inline-block; }
.site-head.solid .lang-toggle button,.site-head.solid .lang-toggle a{ color:var(--ink-3); }
.lang-toggle button.on,.lang-toggle a.on{ background:var(--brand); color:#fff; }
.site-head.solid .lang-toggle button.on,.site-head.solid .lang-toggle a.on{ background:var(--brand); color:#fff; }

.head-cta{ display:inline-flex; }
.menu-btn{ display:none; width:42px; height:42px; align-items:center; justify-content:center; }
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  content:''; display:block; width:22px; height:1.6px; background:#EDE6D8; position:relative; transition:.3s;
}
.site-head.solid .menu-btn span,.site-head.solid .menu-btn span::before,.site-head.solid .menu-btn span::after{ background:var(--ink); }
.menu-btn span::before{ position:absolute; top:-6px; }
.menu-btn span::after{ position:absolute; top:6px; }

/* Mobile drawer */
.drawer{
  position:fixed; inset:0; z-index:95; background:var(--dark); color:#EDE6D8;
  display:flex; flex-direction:column; padding:80px var(--gut) 40px;
  transform:translateY(-100%); transition:transform .55s cubic-bezier(.7,0,.2,1); visibility:hidden;
}
.drawer.open{ transform:translateY(0); visibility:visible; }
.drawer a{ font-family:var(--display); font-size:26px; padding:16px 0; border-bottom:1px solid var(--dark-line); letter-spacing:.02em; }
.drawer-close{ position:absolute; top:24px; right:var(--gut); font-size:30px; font-family:var(--display); }

/* ---------- Footer ---------- */
.site-foot{ background:var(--dark); color:#C8BCA6; padding:clamp(60px,8vw,100px) 0 36px; }
.foot-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1.2fr; gap:48px; }
.site-foot .flogo{ height:54px; margin-bottom:22px; }
.foot-col h4{ font-family:var(--display); font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--gold); margin-bottom:18px; }
.foot-col ul{ list-style:none; display:flex; flex-direction:column; gap:11px; }
.foot-col a{ color:#C8BCA6; font-size:15px; transition:color .3s; }
.foot-col a:hover{ color:#fff; }
.foot-bottom{ margin-top:clamp(48px,7vw,80px); padding-top:28px; border-top:1px solid var(--dark-line); display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; font-size:12.5px; color:#8A7E6A; letter-spacing:.02em;}
.foot-bottom .credit{ font-family:var(--display); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; }

/* ---------- Forms ---------- */
.field{ display:flex; flex-direction:column; gap:8px; }
.field label{ font-family:var(--display); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-2); }
.field input,.field select,.field textarea{
  font-family:var(--body); font-size:16px; color:var(--ink);
  background:var(--paper); border:1px solid var(--line-2); border-radius:var(--r);
  padding:14px 16px; transition:border-color .3s, box-shadow .3s; width:100%;
}
.field textarea{ resize:vertical; min-height:120px; }
.field input:focus,.field select:focus,.field textarea:focus{ outline:none; border-color:var(--brand); box-shadow:0 0 0 3px rgba(142,119,90,.12); }
.field input::placeholder,.field textarea::placeholder{ color:var(--ink-3); }

/* ---------- Reveal ---------- */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .9s ease, transform .9s cubic-bezier(.16,.84,.34,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s;} .reveal.d2{ transition-delay:.16s;} .reveal.d3{ transition-delay:.24s;} .reveal.d4{ transition-delay:.32s;}
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } html{ scroll-behavior:auto; } }

/* ---------- Misc ---------- */
.rule{ height:1px; background:var(--line); border:none; }
.tag{ display:inline-flex; align-items:center; gap:7px; font-family:var(--display); font-size:10px; letter-spacing:.14em; text-transform:uppercase; padding:7px 13px; border-radius:40px; }

/* ---------- Video modal (film + tours) ---------- */
.film-modal{ position:fixed; inset:0; z-index:200; background:rgba(12,10,7,.95); display:none; align-items:center; justify-content:center; padding:clamp(16px,4vw,48px); opacity:0; transition:opacity .4s ease; }
.film-modal.open{ display:flex; opacity:1; }
.film-modal .frame{ width:min(1100px,100%); aspect-ratio:16/9; background:#000; border-radius:var(--r-lg); overflow:hidden; box-shadow:0 40px 90px -30px rgba(0,0,0,.9); position:relative; }
.film-modal-title{ position:absolute; top:0; left:0; right:0; z-index:3; padding:18px 24px; font-family:var(--display); font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:#F4EEE2; background:linear-gradient(180deg,rgba(12,10,7,.7),transparent); pointer-events:none; }
.film-modal video, .film-modal iframe{ width:100%; height:100%; display:block; border:0; background:#000; }
.film-soon{ position:relative; width:100%; height:100%; }
.film-soon img{ width:100%; height:100%; object-fit:cover; filter:brightness(.5); }
.film-soon-t{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; text-align:center; padding:24px; font-family:var(--display); font-size:clamp(15px,2vw,22px); letter-spacing:.08em; color:#F4EEE2; }
.film-modal .x{ position:absolute; top:clamp(18px,3vw,30px); right:clamp(20px,4vw,40px); color:#F4EEE2; font-size:34px; font-family:var(--display); cursor:pointer; line-height:1; transition:transform .3s; z-index:4; }
.film-modal .x:hover{ transform:rotate(90deg); }
.tag-sale{ background:#2F6B4F; color:#fff; }
.tag-rent{ background:var(--brand); color:#fff; }
.tag-soft{ background:var(--bg-2); color:var(--brand-d); border:1px solid var(--line); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .nav-links, .head-cta{ display:none; }
  .menu-btn{ display:flex; }
  .foot-grid{ grid-template-columns:1fr 1fr; gap:36px; }
}
@media (max-width: 560px){
  body{ font-size:16px; }
  .foot-grid{ grid-template-columns:1fr; }
}