/* ============================================================
 * Forum Tema Sistemi — forum-themes.css
 * ------------------------------------------------------------
 * Kullanım: <html> ya da <body> üzerinde
 *   data-forum-theme="indigo|ocean|emerald|sunset|rose|slate"
 *   data-forum-mode="light|dark"
 * ayarlanır. Mode verilmezse sistem tercihine (prefers-color-scheme)
 * uyulur. Tema verilmezse 'indigo' (varsayılan) kullanılır.
 *
 * Her tema hem açık hem koyu varyant tanımlar. Değişkenler forum.css
 * içindeki --forum-* değişkenlerini override eder.
 * ============================================================ */

/* Ortak (temadan bağımsız) */
:root {
  --forum-radius: 14px;
  --forum-radius-sm: 10px;
  --forum-like: #e0245e;
}

/* ============================================================
 * 1) INDIGO (varsayılan)
 * ============================================================ */
[data-forum-theme="indigo"],
:root {
  --forum-border: rgba(0,0,0,.08);
  --forum-surface: #ffffff;
  --forum-surface-2: #f7f8fa;
  --forum-card: #ffffff;
  --forum-text: #1f2330;
  --forum-text-muted: #6b7280;
  --forum-accent: #4f46e5;
  --forum-accent-soft: #eef2ff;
  --forum-shadow: 0 1px 2px rgba(16,24,40,.04), 0 4px 16px rgba(16,24,40,.06);
}
[data-forum-theme="indigo"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #1b1e27;
  --forum-surface-2: #232735;
  --forum-card: #1b1e27;
  --forum-text: #e7e9ee;
  --forum-text-muted: #9aa1ad;
  --forum-accent: #8b85f0;
  --forum-accent-soft: #2a2747;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.35);
}

/* ============================================================
 * 2) OCEAN (mavi-camgöbeği)
 * ============================================================ */
[data-forum-theme="ocean"] {
  --forum-border: rgba(0,0,0,.08);
  --forum-surface: #ffffff;
  --forum-surface-2: #f0f7fb;
  --forum-card: #ffffff;
  --forum-text: #0f2330;
  --forum-text-muted: #5b7286;
  --forum-accent: #0891b2;
  --forum-accent-soft: #e0f5fa;
  --forum-shadow: 0 1px 2px rgba(8,40,56,.05), 0 4px 16px rgba(8,40,56,.08);
}
[data-forum-theme="ocean"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #0e1b24;
  --forum-surface-2: #14252f;
  --forum-card: #0e1b24;
  --forum-text: #e2eef3;
  --forum-text-muted: #8aa2b0;
  --forum-accent: #22d3ee;
  --forum-accent-soft: #123540;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
}

/* ============================================================
 * 3) EMERALD (yeşil)
 * ============================================================ */
[data-forum-theme="emerald"] {
  --forum-border: rgba(0,0,0,.08);
  --forum-surface: #ffffff;
  --forum-surface-2: #f0fbf4;
  --forum-card: #ffffff;
  --forum-text: #122a1d;
  --forum-text-muted: #5c7567;
  --forum-accent: #059669;
  --forum-accent-soft: #d9f5e7;
  --forum-shadow: 0 1px 2px rgba(8,56,32,.05), 0 4px 16px rgba(8,56,32,.08);
}
[data-forum-theme="emerald"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #0d1f17;
  --forum-surface-2: #13291e;
  --forum-card: #0d1f17;
  --forum-text: #e0f1e8;
  --forum-text-muted: #88a596;
  --forum-accent: #34d399;
  --forum-accent-soft: #123c2b;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
}

/* ============================================================
 * 4) SUNSET (turuncu-amber)
 * ============================================================ */
[data-forum-theme="sunset"] {
  --forum-border: rgba(0,0,0,.08);
  --forum-surface: #ffffff;
  --forum-surface-2: #fff6ef;
  --forum-card: #ffffff;
  --forum-text: #2e1c12;
  --forum-text-muted: #8a6f5c;
  --forum-accent: #ea580c;
  --forum-accent-soft: #ffeada;
  --forum-shadow: 0 1px 2px rgba(80,40,8,.05), 0 4px 16px rgba(80,40,8,.08);
}
[data-forum-theme="sunset"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #221610;
  --forum-surface-2: #2c1d14;
  --forum-card: #221610;
  --forum-text: #f3e7df;
  --forum-text-muted: #b09586;
  --forum-accent: #fb923c;
  --forum-accent-soft: #3d2616;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
}

/* ============================================================
 * 5) ROSE (pembe-magenta)
 * ============================================================ */
[data-forum-theme="rose"] {
  --forum-border: rgba(0,0,0,.08);
  --forum-surface: #ffffff;
  --forum-surface-2: #fdf2f6;
  --forum-card: #ffffff;
  --forum-text: #2c1420;
  --forum-text-muted: #8a6675;
  --forum-accent: #e11d72;
  --forum-accent-soft: #fce0ec;
  --forum-shadow: 0 1px 2px rgba(80,8,40,.05), 0 4px 16px rgba(80,8,40,.08);
}
[data-forum-theme="rose"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #21121a;
  --forum-surface-2: #2b1722;
  --forum-card: #21121a;
  --forum-text: #f3e0ea;
  --forum-text-muted: #b08699;
  --forum-accent: #f472b6;
  --forum-accent-soft: #3d1628;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
}

/* ============================================================
 * 6) SLATE (nötr gri — kurumsal)
 * ============================================================ */
[data-forum-theme="slate"] {
  --forum-border: rgba(0,0,0,.10);
  --forum-surface: #ffffff;
  --forum-surface-2: #f1f5f9;
  --forum-card: #ffffff;
  --forum-text: #1e293b;
  --forum-text-muted: #64748b;
  --forum-accent: #475569;
  --forum-accent-soft: #e2e8f0;
  --forum-shadow: 0 1px 2px rgba(15,23,42,.04), 0 4px 16px rgba(15,23,42,.06);
}
[data-forum-theme="slate"][data-forum-mode="dark"] {
  --forum-border: rgba(255,255,255,.10);
  --forum-surface: #0f172a;
  --forum-surface-2: #1e293b;
  --forum-card: #0f172a;
  --forum-text: #e2e8f0;
  --forum-text-muted: #94a3b8;
  --forum-accent: #94a3b8;
  --forum-accent-soft: #1e293b;
  --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
}

/* ============================================================
 * Sistem tercihine uyum (mode belirtilmediğinde)
 * Yalnız data-forum-mode YOKKEN prefers-color-scheme devreye girer.
 * Her tema için koyu varyant tekrarlanır.
 * ============================================================ */
@media (prefers-color-scheme: dark) {
  :root:not([data-forum-mode]),
  [data-forum-theme="indigo"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #1b1e27; --forum-surface-2: #232735; --forum-card: #1b1e27;
    --forum-text: #e7e9ee; --forum-text-muted: #9aa1ad;
    --forum-accent: #8b85f0; --forum-accent-soft: #2a2747;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.35);
  }
  [data-forum-theme="ocean"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #0e1b24; --forum-surface-2: #14252f; --forum-card: #0e1b24;
    --forum-text: #e2eef3; --forum-text-muted: #8aa2b0;
    --forum-accent: #22d3ee; --forum-accent-soft: #123540;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
  }
  [data-forum-theme="emerald"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #0d1f17; --forum-surface-2: #13291e; --forum-card: #0d1f17;
    --forum-text: #e0f1e8; --forum-text-muted: #88a596;
    --forum-accent: #34d399; --forum-accent-soft: #123c2b;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
  }
  [data-forum-theme="sunset"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #221610; --forum-surface-2: #2c1d14; --forum-card: #221610;
    --forum-text: #f3e7df; --forum-text-muted: #b09586;
    --forum-accent: #fb923c; --forum-accent-soft: #3d2616;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
  }
  [data-forum-theme="rose"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #21121a; --forum-surface-2: #2b1722; --forum-card: #21121a;
    --forum-text: #f3e0ea; --forum-text-muted: #b08699;
    --forum-accent: #f472b6; --forum-accent-soft: #3d1628;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
  }
  [data-forum-theme="slate"]:not([data-forum-mode]) {
    --forum-border: rgba(255,255,255,.10);
    --forum-surface: #0f172a; --forum-surface-2: #1e293b; --forum-card: #0f172a;
    --forum-text: #e2e8f0; --forum-text-muted: #94a3b8;
    --forum-accent: #94a3b8; --forum-accent-soft: #1e293b;
    --forum-shadow: 0 1px 2px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.4);
  }
}

/* Yumuşak geçiş (tema değişiminde) */
.forum-wrap, .forum-card, .forum-post, .forum-btn, .forum-input,
.forum-topic-row, .forum-mod-item, .forum-form-card {
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}

/* ============================================================
 * SAYFA ZEMİNİ — tema tüm sayfaya uygulanır (sadece kartlara değil).
 * data-forum-theme attribute'u <html> üzerinde olduğundan, body ve
 * forum kapsayıcıları tema yüzey rengini alır.
 * ============================================================ */
html[data-forum-theme] body {
  background-color: var(--forum-surface-2);
  color: var(--forum-text);
}
/* Forum içeriğini saran bölge tam zemini kaplasın */
html[data-forum-theme] .forum-wrap,
html[data-forum-theme] .forum-wrap-wide {
  background-color: transparent;
  color: var(--forum-text);
}
/* Sayfa genelinde metin/bağlantı tonları temaya uysun */
html[data-forum-theme] .container { color: var(--forum-text); }
html[data-forum-theme] .text-muted { color: var(--forum-text-muted) !important; }

/* ============================================================
 * Tema değiştirici bileşeni (header'a yerleşir)
 * ============================================================ */
.forum-theme-switcher {
  display: inline-flex; align-items: center; gap: 8px;
  position: relative;
}
.forum-theme-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px; cursor: pointer;
  background: var(--forum-surface-2); color: var(--forum-text);
  border: 1px solid var(--forum-border); font-size: .85rem;
}
.forum-theme-btn:hover { border-color: var(--forum-accent); }
.forum-theme-menu {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 1000;
  background: var(--forum-surface); border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius-sm); box-shadow: var(--forum-shadow);
  padding: 12px; min-width: 240px; display: none;
}
.forum-theme-menu.open { display: block; }
.forum-theme-menu h6 {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .04em;
  color: var(--forum-text-muted); margin: 4px 2px 8px;
}
.forum-theme-palette {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px;
}
.forum-theme-swatch {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  cursor: pointer; padding: 6px; border-radius: 8px; border: 2px solid transparent;
  font-size: .72rem; color: var(--forum-text-muted);
}
.forum-theme-swatch:hover { background: var(--forum-surface-2); }
.forum-theme-swatch.active { border-color: var(--forum-accent); color: var(--forum-text); }
.forum-theme-dot {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--forum-border);
}
.forum-mode-toggle {
  display: flex; gap: 6px; border-top: 1px solid var(--forum-border); padding-top: 10px;
}
.forum-mode-opt {
  flex: 1; text-align: center; padding: 6px; border-radius: 8px; cursor: pointer;
  font-size: .78rem; border: 1px solid var(--forum-border); color: var(--forum-text-muted);
}
.forum-mode-opt.active {
  background: var(--forum-accent-soft); color: var(--forum-accent);
  border-color: var(--forum-accent);
}
