/* ============================================================
   Sorgulaa Design System v3 — sade (minimal) light & dark
   Theme resolution order:
   1. html[data-theme="light"|"dark"]  (user toggle, wins)
   2. @media (prefers-color-scheme)    (system default)
   Tasarım ilkesi: renk yerine boşluk, gölge yerine kenarlık.
   ============================================================ */

:root {
  /* Light theme (default) */
  --bg: #ffffff;
  --bg-accent: #f7f7fa;
  --surface: #ffffff;
  --surface-2: #f3f3f7;
  --border: #e6e6ee;
  --border-strong: #cfcfdd;
  --text: #18181f;
  --muted: #5b5b6b;
  --faint: #8e8e9d;

  --primary: #4338ca;
  --primary-strong: #3730a3;
  --primary-soft: #eeedfb;
  --on-primary: #ffffff;

  --green: #0e8a55;
  --green-soft: #e7f6ef;
  --red: #c92a4e;
  --red-soft: #fceef1;
  --amber: #9a6503;
  --amber-soft: #fbf3e0;

  --header-bg: rgba(255, 255, 255, .92);

  --radius: 10px;
  --radius-sm: 8px;
  --maxw: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131318;
    --bg-accent: #17171e;
    --surface: #1a1a22;
    --surface-2: #21212b;
    --border: #2b2b37;
    --border-strong: #3e3e4f;
    --text: #eaeaef;
    --muted: #a4a4b2;
    --faint: #77778a;

    --primary: #918af0;
    --primary-strong: #aaa4f5;
    --primary-soft: #26243d;
    --on-primary: #14131f;

    --green: #3ecf8e;
    --green-soft: #15302a;
    --red: #f07189;
    --red-soft: #371d24;
    --amber: #e0a94f;
    --amber-soft: #332a16;

    --header-bg: rgba(19, 19, 24, .92);

    color-scheme: dark;
  }
}

/* Explicit user choice always wins over system preference */
:root[data-theme="light"] {
  --bg: #ffffff; --bg-accent: #f7f7fa; --surface: #ffffff; --surface-2: #f3f3f7;
  --border: #e6e6ee; --border-strong: #cfcfdd; --text: #18181f; --muted: #5b5b6b; --faint: #8e8e9d;
  --primary: #4338ca; --primary-strong: #3730a3; --primary-soft: #eeedfb; --on-primary: #ffffff;
  --green: #0e8a55; --green-soft: #e7f6ef; --red: #c92a4e; --red-soft: #fceef1;
  --amber: #9a6503; --amber-soft: #fbf3e0;
  --header-bg: rgba(255,255,255,.92);
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #131318; --bg-accent: #17171e; --surface: #1a1a22; --surface-2: #21212b;
  --border: #2b2b37; --border-strong: #3e3e4f; --text: #eaeaef; --muted: #a4a4b2; --faint: #77778a;
  --primary: #918af0; --primary-strong: #aaa4f5; --primary-soft: #26243d; --on-primary: #14131f;
  --green: #3ecf8e; --green-soft: #15302a; --red: #f07189; --red-soft: #371d24;
  --amber: #e0a94f; --amber-soft: #332a16;
  --header-bg: rgba(19,19,24,.92);
  color-scheme: dark;
}

/* ============ Base ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.wrap { flex: 1 0 auto; padding-bottom: 56px; }
.icon { width: 1.25em; height: 1.25em; vertical-align: middle; }
::selection { background: var(--primary); color: var(--on-primary); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--primary); color: var(--on-primary);
  padding: 10px 18px; border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600; font-size: 14px;
}
.skip-link:focus { left: 0; }

/* ============ Header ============ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 18px; height: 60px; }
.brand { display: flex; align-items: center; font-weight: 700; font-size: 19px; letter-spacing: -.02em; flex: 0 0 auto; }
.brand-logo { height: 31px; width: auto; display: block; }
.footer-brand .brand-logo { height: 38px; }
.brand-mark {
  display: grid; place-items: center; width: 32px; height: 32px;
  background: var(--primary);
  border-radius: 8px; color: var(--on-primary); font-weight: 700; font-size: 17px;
}
.main-nav { display: flex; gap: 1px; margin-left: auto; }
.main-nav a {
  color: var(--muted); font-weight: 500; font-size: 13.5px; white-space: nowrap;
  padding: 7px 10px; border-radius: 7px;
  transition: color .15s, background-color .15s;
}
.main-nav a:hover { color: var(--text); background: var(--surface-2); }

.theme-toggle {
  display: grid; place-items: center;
  width: 36px; height: 36px; flex: 0 0 auto;
  background: none; color: var(--muted);
  border: 1px solid var(--border); border-radius: 8px;
  cursor: pointer; transition: color .15s, border-color .15s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .sun { display: none; }
.theme-toggle .moon { display: block; }
:root[data-theme="dark"] .theme-toggle .sun { display: block; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: none; }
}

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 20px; height: 2px; background: var(--text); border-radius: 2px; }

/* ============ Hero ============ */
.hero { text-align: center; padding: 60px 0 8px; }
.hero h1 { font-size: clamp(28px, 4.5vw, 42px); font-weight: 700; line-height: 1.15; letter-spacing: -.03em; }
.hero h1 span { color: var(--primary); }
.hero-sub { color: var(--muted); font-size: clamp(15px, 2.2vw, 17px); margin: 14px auto 0; max-width: 620px; }
.hero-search {
  display: flex; align-items: center; gap: 11px;
  max-width: 540px; margin: 28px auto 0;
  background: var(--bg); border: 1px solid var(--border-strong);
  border-radius: var(--radius); padding: 2px 16px;
  transition: border-color .15s;
}
.hero-search:focus-within { border-color: var(--primary); }
.hero-search .icon { color: var(--faint); flex: 0 0 auto; }
.hero-search input { flex: 1; background: none; border: 0; color: var(--text); font-size: 16px; padding: 12px 0; outline: none; font-family: inherit; }
.hero-search input::placeholder { color: var(--faint); }
.hero-search kbd {
  flex: 0 0 auto;
  border: 1px solid var(--border); border-radius: 5px;
  padding: 1px 8px; font-size: 12px; color: var(--faint);
  font-family: inherit; background: var(--bg-accent);
}
@media (hover: none) { .hero-search kbd { display: none; } }

.hero-popular {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 8px; margin-top: 18px;
}
.hero-popular .label { color: var(--faint); font-size: 13px; }
.chip {
  border: 1px solid var(--border); border-radius: 999px;
  padding: 4px 13px; font-size: 13px; color: var(--muted);
  transition: border-color .15s, color .15s;
}
.chip:hover { border-color: var(--primary); color: var(--primary); }

/* ============ Category blocks ============ */
.category-block { margin-top: 48px; scroll-margin-top: 76px; }
.category-head { display: flex; align-items: center; gap: 13px; margin-bottom: 16px; }
.category-all {
  margin-left: auto; flex: 0 0 auto;
  color: var(--faint); font-size: 13px; font-weight: 500; white-space: nowrap;
  transition: color .15s;
}
.category-all:hover { color: var(--primary); }
.category-icon {
  display: grid; place-items: center; width: 38px; height: 38px;
  background: var(--primary-soft); border-radius: 9px; color: var(--primary);
}
.category-icon .icon { width: 19px; height: 19px; }
.category-head h2 { font-size: 20px; font-weight: 700; letter-spacing: -.015em; }
.category-head h2 a:hover { color: var(--primary); }
.category-head p { color: var(--muted); font-size: 13.5px; margin-top: 1px; }

.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(216px, 1fr)); gap: 12px; }
.tool-card {
  display: grid; grid-template-columns: auto 1fr;
  column-gap: 12px; row-gap: 2px; align-items: start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 15px 16px;
  transition: border-color .15s, background-color .15s;
}
.tool-card:hover { border-color: var(--primary); }
.tool-icon {
  display: grid; place-items: center; width: 34px; height: 34px;
  background: var(--primary-soft); border-radius: 8px; color: var(--primary);
  grid-row: 1 / 3; margin-top: 2px;
}
.tool-icon .icon { width: 17px; height: 17px; }
.tool-title { font-weight: 600; font-size: 14.5px; letter-spacing: -.01em; }
.tool-card:hover .tool-title { color: var(--primary); }
.tool-meta { color: var(--muted); font-size: 13px; line-height: 1.45; grid-column: 2; }
.tool-card[hidden] { display: none; }

.filter-empty { text-align: center; color: var(--muted); padding: 56px 0 8px; font-size: 15px; }

/* ============ Home copy ============ */
.home-copy {
  margin: 56px 0 0;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  max-width: 760px;
}
.home-copy h2 { font-size: 20px; margin-bottom: 8px; letter-spacing: -.015em; }
.home-copy p { color: var(--muted); margin-top: 10px; font-size: 15px; }
.home-copy strong { color: var(--text); }

/* ============ Breadcrumb ============ */
.breadcrumb { padding: 22px 0 8px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 7px; font-size: 13px; color: var(--faint); }
.breadcrumb li:not(:last-child)::after { content: '›'; margin-left: 7px; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb [aria-current] { color: var(--muted); }

/* ============ Service page ============ */
.service-head { display: flex; align-items: center; gap: 14px; margin-top: 10px; }
.service-icon {
  display: grid; place-items: center; width: 44px; height: 44px;
  background: var(--primary-soft); border-radius: 10px; color: var(--primary);
}
.service-icon .icon { width: 22px; height: 22px; }
.service-head h1 { font-size: clamp(24px, 3.6vw, 31px); font-weight: 700; letter-spacing: -.025em; }
.service-intro { color: var(--muted); margin-top: 12px; max-width: 720px; font-size: 15px; }
.kvkk-notice {
  margin-top: 18px;
  background: var(--bg-accent); border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm); padding: 13px 16px; font-size: 14px;
  color: var(--muted);
}
.kvkk-notice strong { color: var(--text); }

/* ============ Tool form ============ */
.tool {
  margin-top: 26px;
  background: var(--bg-accent); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.tool-form { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 7px; flex: 1 1 260px; }
.field-inline { flex: 0 0 auto; }
.field-label { font-size: 13px; color: var(--muted); font-weight: 500; }
.field input, .field textarea, .field select {
  background: var(--bg); border: 1px solid var(--border-strong); color: var(--text);
  border-radius: var(--radius-sm); padding: 11px 14px; font-size: 15px; font-family: inherit; outline: none;
  transition: border-color .15s;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--primary); }
.field input::placeholder, .field textarea::placeholder { color: var(--faint); }
.field textarea { resize: vertical; min-height: 110px; }
.btn-primary {
  background: var(--primary); color: var(--on-primary);
  border: 0; border-radius: var(--radius-sm); padding: 12px 26px;
  font-size: 15px; font-weight: 600; font-family: inherit;
  cursor: pointer;
  transition: background .15s;
}
.btn-primary:hover { background: var(--primary-strong); }
.btn-primary[disabled] { opacity: .55; cursor: progress; }

/* ============ Results ============ */
.result-region { margin-top: 20px; }
.result-region:empty { margin-top: 0; }
.kv {
  display: grid; gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
}
.kv-row { display: grid; grid-template-columns: minmax(130px, 32%) 1fr; gap: 12px; background: var(--surface); padding: 12px 15px; }
.kv-row dt { color: var(--muted); font-size: 14px; }
.kv-row dd { font-weight: 500; word-break: break-word; font-size: 14px; }
.result-records { display: grid; gap: 12px; }
.record { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.record .kv-row { border-bottom: 1px solid var(--border); }
.record .kv-row:last-child { border-bottom: 0; }
.result-error {
  background: var(--red-soft); border: 1px solid var(--red); color: var(--red);
  border-radius: var(--radius-sm); padding: 13px 16px; font-weight: 500; font-size: 14.5px;
}
.result-badge {
  display: flex; align-items: center; gap: 12px;
  padding: 15px 17px; border-radius: var(--radius-sm); font-weight: 600; font-size: 15px;
}
.result-badge.is-ok { background: var(--green-soft); border: 1px solid var(--green); color: var(--green); }
.result-badge.is-bad { background: var(--red-soft); border: 1px solid var(--red); color: var(--red); }
.badge-mark { font-size: 20px; }
.result-badge + .kv { margin-top: 12px; }
.result-text pre {
  background: var(--bg-accent); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px; overflow-x: auto;
  white-space: pre-wrap; word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px;
  color: var(--text);
}
.copy-btn {
  margin-top: 10px;
  background: none; border: 1px solid var(--border-strong); color: var(--text);
  border-radius: 7px; padding: 7px 14px; font-size: 13px; font-weight: 500; font-family: inherit;
  cursor: pointer; transition: border-color .15s, color .15s;
}
.copy-btn:hover { border-color: var(--primary); color: var(--primary); }
.result-image img { max-width: 100%; background: #fff; padding: 14px; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.result-list { margin-top: 10px; list-style: none; display: grid; gap: 8px; }
.result-list li {
  background: var(--surface); border: 1px solid var(--border); border-radius: 7px;
  padding: 10px 14px; font-family: ui-monospace, Menlo, monospace; font-size: 13.5px;
}
.tool-hint { color: var(--faint); font-size: 13px; margin-top: 12px; }
.is-loading { opacity: .55; }

/* ============ Social availability grid ============ */
.social-grid { display: grid; gap: 8px; }
.social-row {
  display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 13px;
  background: var(--surface); border: 1px solid var(--border);
  border-left-width: 3px; border-radius: var(--radius-sm); padding: 12px 15px;
}
.social-row.state-ok { border-left-color: var(--green); }
.social-row.state-taken { border-left-color: var(--red); }
.social-row.state-unknown, .social-row.state-link { border-left-color: var(--amber); }
.social-platform { font-weight: 600; font-size: 14px; }
.social-status { font-size: 13px; color: var(--muted); }
.social-row.state-ok .social-status { color: var(--green); font-weight: 600; }
.social-row.state-taken .social-status { color: var(--red); }
.social-open {
  background: none; border: 1px solid var(--border-strong); border-radius: 7px;
  padding: 6px 12px; font-size: 13px; font-weight: 500; white-space: nowrap;
  transition: border-color .15s, color .15s;
}
.social-open:hover { border-color: var(--primary); color: var(--primary); }

/* ============ Link aggregator grid ============ */
.link-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; }
.link-btn {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 13px 16px; font-size: 14px; font-weight: 500;
  transition: border-color .15s, color .15s;
}
.link-btn:hover { border-color: var(--primary); color: var(--primary); }

/* ============ Content ============ */
.service-content { margin-top: 44px; max-width: 760px; }
.service-content h2 { font-size: 21px; margin: 30px 0 12px; letter-spacing: -.015em; }
.service-content h3 { font-size: 17px; margin: 24px 0 10px; letter-spacing: -.01em; }
.service-content p { color: var(--muted); margin-top: 10px; font-size: 15px; }
.service-content ul, .service-content ol { color: var(--muted); margin: 12px 0 12px 22px; font-size: 15px; }
.service-content li { margin-top: 7px; }
.service-content strong { color: var(--text); }
.service-content a { color: var(--primary); font-weight: 500; }
.service-content a:hover { text-decoration: underline; }
.service-content code {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 5px; padding: 1px 6px;
  font-family: ui-monospace, Menlo, monospace; font-size: .88em;
}
.service-content table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 14px; }
.service-content th, .service-content td { border: 1px solid var(--border); padding: 9px 13px; text-align: left; }
.service-content th { background: var(--surface-2); }

/* ============ Affiliates ============ */
.affiliates { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 10px; }
.aff-link {
  border: 1px solid var(--border); border-radius: 999px;
  padding: 8px 20px; font-size: 14px; font-weight: 500; color: var(--muted);
  transition: border-color .15s, color .15s;
}
.aff-link:hover { border-color: var(--primary); color: var(--primary); }

/* ============ FAQ ============ */
.faq { margin-top: 48px; max-width: 760px; }
.faq > h2 { font-size: 21px; margin-bottom: 14px; letter-spacing: -.015em; }
.faq-list { display: grid; gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.faq-item { padding: 0 18px; background: var(--surface); border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 0; }
.faq-item summary {
  cursor: pointer; padding: 14px 0; font-weight: 600; font-size: 14.5px;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--faint); font-size: 20px; font-weight: 400; flex: 0 0 auto; }
.faq-item[open] summary::after { content: '−'; color: var(--primary); }
.faq-answer { color: var(--muted); padding: 0 0 16px; font-size: 14.5px; }

/* ============ Related ============ */
.related { margin-top: 48px; }
.related > h2 { font-size: 21px; margin-bottom: 14px; letter-spacing: -.015em; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(245px, 1fr)); gap: 11px; }
.related-card {
  display: flex; flex-direction: column; gap: 4px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 15px;
  transition: border-color .15s;
}
.related-card:hover { border-color: var(--primary); }
.related-title { font-weight: 600; font-size: 14.5px; }
.related-card:hover .related-title { color: var(--primary); }
.related-meta { color: var(--muted); font-size: 13px; }

/* ============ Category page ============ */
.category-page-head { padding: 10px 0 24px; }
.category-page-head h1 { font-size: clamp(24px, 3.6vw, 31px); font-weight: 700; letter-spacing: -.025em; }
.category-page-head p { color: var(--muted); margin-top: 8px; }

/* ============ Error page ============ */
.error-page { text-align: center; padding: 70px 0; }
.error-page h1 { font-size: 72px; font-weight: 700; color: var(--primary); }
.error-page > p { color: var(--muted); margin: 8px 0 34px; }
.error-page .tool-grid { text-align: left; }

/* ============ Footer ============ */
.site-footer {
  flex-shrink: 0;
  background: var(--bg-accent);
  border-top: 1px solid var(--border);
  padding: 44px 0 24px; margin-top: 48px;
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 32px 28px; }
.footer-brand { grid-column: 1 / -1; }
.footer-brand .brand { font-size: 17px; }
.footer-brand .brand-mark { width: 28px; height: 28px; font-size: 15px; border-radius: 7px; }
.footer-brand p { color: var(--muted); font-size: 13.5px; margin-top: 12px; max-width: 250px; }
.footer-col h4 { font-size: 13px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: .04em; font-weight: 600; }
.footer-col h4 a { color: var(--faint); transition: color .15s; }
.footer-col h4 a:hover { color: var(--primary); }
.footer-col ul { list-style: none; display: grid; gap: 8px; }
.footer-col a { color: var(--muted); font-size: 13.5px; transition: color .15s; }
.footer-col a:hover { color: var(--primary); }
.footer-col .footer-more { color: var(--faint); font-weight: 500; }
.footer-col .footer-more:hover { color: var(--primary); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  border-top: 1px solid var(--border); margin-top: 34px; padding-top: 20px;
  color: var(--faint); font-size: 13px;
}

.ad-slot {
  margin: 26px 0; min-height: 90px;
  background: var(--bg-accent); border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  display: grid; place-items: center; color: var(--faint); font-size: 13px;
}

/* ============ Responsive ============ */
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 740px) {
  .main-nav {
    position: fixed; inset: 60px 0 auto 0; flex-direction: column;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 12px 20px; gap: 2px; margin-left: 0;
    transform: translateY(-130%); transition: transform .2s ease;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 11px 10px; }
  .nav-toggle { display: flex; margin-left: auto; }
  .theme-toggle { margin-left: 0; }
  .header-inner { gap: 12px; }
  .kv-row { grid-template-columns: 1fr; gap: 3px; }
  .social-row { grid-template-columns: 1fr auto; }
  .social-status { grid-column: 1 / -1; order: 3; }
  .hero { padding: 44px 0 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}