/* =========================================================
   Burak Sarıkaya – Portfolio Website
   Mobile-first, accessible, fast.
   ========================================================= */

:root{
  --bg: #0b1220;
  --bg-2:#0f1a2f;
  --card:#111c33;
  --text:#e7edf8;
  --muted:#a8b3cc;
  --line: rgba(255,255,255,.10);
  --accent:#caa35d; /* warm gold */
  --accent-2:#7fd1ff; /* cool highlight */
  --shadow: 0 16px 45px rgba(0,0,0,.35);
  --radius: 18px;
  --radius-2: 26px;
  --max: 1120px;
  --focus: 0 0 0 3px rgba(127,209,255,.35);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

[data-theme="light"]{
  --bg:#f6f7fb;
  --bg-2:#ffffff;
  --card:#ffffff;
  --text:#0b1220;
  --muted:#4d5a74;
  --line: rgba(11,18,32,.10);
  --shadow: 0 16px 45px rgba(11,18,32,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background: radial-gradient(1200px 600px at 15% 10%, rgba(127,209,255,.12), transparent 60%),
              radial-gradient(900px 500px at 75% 0%, rgba(202,163,93,.10), transparent 55%),
              var(--bg);
  line-height:1.55;
}

img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
code{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size:.95em}

.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}

.skip{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden
}
.skip:focus{
  left:16px; top:16px; width:auto; height:auto;
  background:var(--card); padding:10px 12px; border-radius:12px; z-index:9999;
  outline:none; box-shadow:var(--focus)
}

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{display:flex; gap:12px; align-items:center}
.brand-mark{
  width:42px; height:42px; border-radius:14px;
  background: linear-gradient(135deg, rgba(202,163,93,.95), rgba(127,209,255,.55));
  box-shadow:0 14px 30px rgba(0,0,0,.25);
}
.brand-text{display:flex; flex-direction:column; line-height:1.15}
.brand-name{font-weight:800; letter-spacing:.2px}
.brand-sub{font-size:12px; color:var(--muted); margin-top:2px}

.nav{display:flex; align-items:center; gap:12px}
.nav-toggle{
  display:inline-flex; align-items:center; justify-content:center;
  width:44px; height:44px; border-radius:14px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 75%, transparent);
  color:var(--text);
  cursor:pointer;
}
.nav-toggle:focus{outline:none; box-shadow:var(--focus)}
.nav-toggle-bars{
  width:18px; height:12px; position:relative;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after,
.nav-toggle-bars span{
  content:""; position:absolute; left:0; right:0; height:2px; border-radius:2px; background:currentColor;
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.nav-toggle-bars span{top:5px}
.sr-only{position:absolute; width:1px; height:1px; padding:0; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0}

.nav-menu{
  position:fixed;
  inset:72px 16px auto 16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-2);
  padding:14px;
  display:none;
  box-shadow:var(--shadow);
}
.nav-menu a{
  display:block;
  padding:12px 12px;
  border-radius:14px;
  color:var(--text);
  font-weight:650;
}
.nav-menu a:hover{background:color-mix(in srgb, var(--bg) 55%, transparent)}
.nav-cta{
  margin-top:6px;
  border:1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  background:linear-gradient(135deg, rgba(202,163,93,.18), rgba(127,209,255,.08));
}
.theme-toggle{
  margin-top:10px;
  width:100%;
  display:flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--bg) 55%, transparent);
  color:var(--text);
  cursor:pointer;
}
.theme-toggle:focus{outline:none; box-shadow:var(--focus)}
.theme-toggle-icon{
  width:12px; height:12px; border-radius:50%;
  background:linear-gradient(135deg, rgba(202,163,93,.95), rgba(127,209,255,.65));
}

/* Desktop nav */
@media (min-width: 880px){
  .nav-toggle{display:none}
  .nav-menu{
    position:static; inset:auto;
    display:flex !important;
    gap:4px;
    background:transparent;
    border:none;
    box-shadow:none;
    padding:0;
    align-items:center;
  }
  .nav-menu a{
    display:inline-flex;
    padding:10px 12px;
    border-radius:14px;
    font-weight:650;
  }
  .theme-toggle{
    width:auto;
    margin-top:0;
    padding:10px 12px;
  }
}

/* Sections */
.section{padding:64px 0}
.section-soft{
  background: linear-gradient(180deg,
    transparent,
    color-mix(in srgb, var(--bg-2) 55%, transparent),
    transparent);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{max-width:820px}
.section-head h2{
  margin:0 0 10px;
  font-size:28px;
  letter-spacing:.2px;
}
.section-head p{margin:0; color:var(--muted)}

/* Hero */
.hero{position:relative; padding:64px 0 42px}
.hero-bg{
  position:absolute; inset:0;
  background:
    radial-gradient(850px 520px at 18% 10%, rgba(127,209,255,.18), transparent 55%),
    radial-gradient(650px 450px at 88% 5%, rgba(202,163,93,.16), transparent 60%),
    url("../img/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  opacity:.32;
  filter:saturate(1.15);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  gap:22px;
}
.hero-copy h1{
  font-size:34px;
  line-height:1.12;
  margin:10px 0 12px;
  letter-spacing:-.2px;
}
.eyebrow{margin:0; color:var(--muted); font-weight:650; letter-spacing:.35px}
.lead{margin:0; color:color-mix(in srgb, var(--text) 85%, var(--muted)); font-size:16px; max-width:62ch}

.hero-actions{margin-top:18px; display:flex; gap:12px; flex-wrap:wrap}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius:16px;
  border:1px solid var(--line);
  font-weight:750;
  letter-spacing:.2px;
  cursor:pointer;
  user-select:none;
}
.btn:focus{outline:none; box-shadow:var(--focus)}
.btn-primary{
  border:1px solid color-mix(in srgb, var(--accent) 55%, transparent);
  background: linear-gradient(135deg, rgba(202,163,93,.92), rgba(127,209,255,.32));
  color:#0b1220;
}
.btn-ghost{
  background:color-mix(in srgb, var(--card) 60%, transparent);
}
.hero-links{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap}
.chip{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 60%, transparent);
  color:var(--text);
  font-weight:650;
}
.chip:hover{transform:translateY(-1px)}

.hero-card{
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 85%, transparent);
  border-radius:var(--radius-2);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.hero-portrait{width:100%; height:auto}
.hero-meta{
  padding:14px 16px 18px;
  display:grid;
  gap:12px;
}
.meta-label{color:var(--muted); font-size:12px; font-weight:700; letter-spacing:.35px; text-transform:uppercase}
.meta-value{font-weight:850}
.meta-sub{color:var(--muted); font-size:13px}

@media (min-width: 980px){
  .hero-grid{grid-template-columns: 1.2fr .8fr; align-items:start}
  .hero-copy h1{font-size:44px}
  .lead{font-size:17px}
}

/* Cards & grids */
.grid{display:grid; gap:14px; margin-top:18px}
.grid-2{grid-template-columns:1fr}
.grid-3{grid-template-columns:1fr}
@media (min-width: 760px){
  .grid-2{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:repeat(3, 1fr)}
}
.card{
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 88%, transparent);
  border-radius:var(--radius);
  padding:18px 18px 16px;
  box-shadow: 0 10px 28px rgba(0,0,0,.18);
}
.card h3{margin:0 0 8px; font-size:18px}
.card p{margin:0; color:var(--muted)}
.card-feature{position:relative}
.card-feature::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--radius);
  pointer-events:none;
  background: radial-gradient(350px 180px at 20% 0%, rgba(127,209,255,.16), transparent 70%);
}

/* Lists */
.list{margin:10px 0 0; padding:0 0 0 18px; color:var(--muted)}
.list li{margin:7px 0}
.list.compact li{margin:6px 0}

/* Timeline */
.timeline{margin-top:18px; display:grid; gap:14px}
.timeline-item{
  display:grid;
  grid-template-columns: 18px 1fr;
  gap:12px;
}
.timeline-dot{
  width:12px; height:12px; margin-top:22px;
  border-radius:50%;
  background:linear-gradient(135deg, rgba(202,163,93,.95), rgba(127,209,255,.65));
  box-shadow: 0 10px 22px rgba(0,0,0,.22);
}
.timeline-content{
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 82%, transparent);
  border-radius:var(--radius);
  padding:16px 16px 14px;
}
.timeline-top{display:flex; flex-direction:column; gap:4px}
.timeline-content h3{margin:0; font-size:18px}
.timeline-meta{color:var(--muted); font-size:13px}
.timeline-content p{margin:10px 0 0; color:var(--muted)}

.pill-row{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px}
.pill{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--bg) 45%, transparent);
  color:color-mix(in srgb, var(--text) 80%, var(--muted));
  font-weight:700;
  font-size:12px;
}

.note{
  margin-top:14px;
  color:var(--muted);
  font-size:13px;
}

/* Callout */
.callout{
  margin-top:16px;
  display:flex;
  flex-direction:column;
  gap:10px;
  border:1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: linear-gradient(135deg, rgba(202,163,93,.12), rgba(127,209,255,.06));
  border-radius:var(--radius);
  padding:16px;
}
.callout h3{margin:0 0 6px}
.callout p{margin:0; color:var(--muted)}
@media (min-width: 760px){
  .callout{flex-direction:row; align-items:center; justify-content:space-between}
}

/* Chef */
.chef{margin-top:18px}
.chef-grid{display:grid; gap:14px}
.chef-media{
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 85%, transparent);
  border-radius:var(--radius-2);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.chef-media figcaption{padding:12px 14px; color:var(--muted); font-size:13px}
.chef-copy h3{margin:0 0 10px}
.chef-copy p{margin:0; color:var(--muted)}
.chef-kpis{display:grid; gap:10px; margin-top:14px}
.kpi{
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--bg) 50%, transparent);
  border-radius:16px;
  padding:12px 14px;
}
.kpi-label{color:var(--muted); font-size:12px; font-weight:750; letter-spacing:.25px}
.kpi-value{font-weight:850; margin-top:2px}
.signature-grid{display:grid; gap:10px; margin-top:14px}
.signature{
  border:1px dashed var(--line);
  border-radius:16px;
  padding:12px 14px;
}
.signature h4{margin:0 0 6px}
.signature p{margin:0; color:var(--muted)}
@media (min-width: 980px){
  .chef-grid{grid-template-columns: 1.15fr .85fr; align-items:start}
}

/* Contact */
.contact-grid{display:grid; gap:14px; margin-top:18px}
@media (min-width: 980px){
  .contact-grid{grid-template-columns: .9fr 1.1fr}
}
.muted{color:var(--muted)}
.small{font-size:13px; color:var(--muted)}
.contact-links{display:flex; gap:10px; margin:12px 0 6px; flex-wrap:wrap}
.divider{height:1px; background:var(--line); margin:14px 0}
.contact-form label{display:block; margin-top:10px}
.contact-form span{display:block; color:var(--muted); font-size:13px; margin-bottom:6px; font-weight:650}
input, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--bg) 40%, transparent);
  color:var(--text);
  font:inherit;
}
input:focus, textarea:focus{outline:none; box-shadow:var(--focus); border-color: color-mix(in srgb, var(--accent-2) 35%, var(--line))}
.text-link{display:inline-flex; margin-top:10px; color:var(--accent-2); font-weight:800}
.text-link:hover{text-decoration:underline}

/* Footer */
.site-footer{border-top:1px solid var(--line); padding:22px 0}
.footer-inner{display:flex; gap:12px; flex-wrap:wrap; align-items:center; justify-content:space-between}
.footer-left{display:flex; gap:10px; align-items:center; color:var(--muted)}
.dot{width:4px; height:4px; border-radius:50%; background:var(--line)}

/* Icons (inline SVG) */
.icon{width:18px; height:18px; display:inline-block; fill:currentColor}
.btn.wa-link{gap:10px}

/* Chef add-ons */
.note-card{
  margin-top:14px;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 70%, transparent);
  border-radius:16px;
  padding:12px 14px;
}
.note-card h4{margin:0 0 6px}
.note-card p{margin:0; color:var(--muted)}
.mt{margin-top:16px}

.signature-grid-2{grid-template-columns:1fr}
@media (min-width: 760px){
  .signature-grid-2{grid-template-columns:repeat(2, minmax(0,1fr))}
}

.chef-links{
  padding:12px 14px 14px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  border-top:1px solid var(--line);
  background:color-mix(in srgb, var(--bg) 35%, transparent);
}

/* Floating WhatsApp button */
.fab{
  position:fixed;
  right:18px;
  bottom:18px;
  width:54px;
  height:54px;
  border-radius:999px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--card) 70%, transparent);
  box-shadow:var(--shadow);
  z-index:50;
}
.fab:hover{transform:translateY(-1px)}
.fab .icon{width:22px; height:22px}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .chip:hover{transform:none}
}