/* ===== Temel değişkenler (default) ===== */
:root { --bg:#0b0b0f; --fg:#e9e9ee; --muted:#9aa0a6; --card:#15151c; --acc:#5b8cff; --link:#1f6fff; }
*{box-sizing:border-box}
body{margin:0;font-family:system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji"; background:var(--bg); color:var(--fg)}
.container{max-width:860px;margin:0 auto;padding:24px}
.card{background:var(--card);border:1px solid #222;border-radius:14px;padding:18px;margin:12px 0}
.input, .btn, .select, textarea{width:100%;padding:12px;border-radius:10px;border:1px solid #2a2a33;background:#101018;color:var(--fg)}
.btn{cursor:pointer;background:var(--acc);border:none;font-weight:600}
.flex{display:flex;gap:12px}
.row{display:flex;gap:8px;align-items:center}
.link{display:block;padding:14px 16px;background:#11151f;border:1px solid #222;border-radius:12px;margin:8px 0;color:var(--fg);text-decoration:none}
.link:hover{border-color:var(--acc)}
.badge{font-size:12px;color:var(--muted)}
nav a{color:var(--fg);margin-right:12px;text-decoration:none}

/* ===== Tema Varyantları ===== */
/* classic (varsayılan) */
body.theme-classic { --bg:#0b0b0f; --fg:#e9e9ee; --muted:#9aa0a6; --card:#15151c; --acc:#5b8cff; --link:#1f6fff; }
body.theme-classic .link { background:#11151f; }

/* minimal: açık ve sade */
body.theme-minimal { --bg:#ffffff; --fg:#1b1b1f; --muted:#6b7280; --card:#ffffff; --acc:#111827; --link:#111827; }
body.theme-minimal body, body.theme-minimal .card { border-color:#e5e7eb }
body.theme-minimal .card { border:1px solid #e5e7eb }
body.theme-minimal .input, body.theme-minimal .select, body.theme-minimal textarea { background:#fff; border:1px solid #e5e7eb; color:#111827 }
body.theme-minimal .link { background:#f8fafc; border:1px solid #e5e7eb; color:#111827 }
body.theme-minimal .btn { background:#111827; color:#fff }

/* neon: koyu + neon vurgu */
body.theme-neon { --bg:#07080c; --fg:#eaf2ff; --muted:#93a4c1; --card:#0b0f1a; --acc:#8a5bff; --link:#9b5bff; }
body.theme-neon .container { padding-top:40px }
body.theme-neon .card { background:linear-gradient(180deg, rgba(16,22,36,.9), rgba(8,10,18,.9)); border:1px solid rgba(138,91,255,.25); box-shadow:0 0 24px rgba(138,91,255,.15) inset, 0 0 30px rgba(138,91,255,.08) }
body.theme-neon .link { background:rgba(17,21,31,.8); border:1px solid rgba(138,91,255,.3) }
body.theme-neon .btn { background:linear-gradient(90deg, #8a5bff, #5bd6ff); color:#0b0b0f; font-weight:700 }
/* mevcut içeriğini KORU, en alta şunu ekle */
.layout{display:grid;grid-template-columns:220px 1fr;gap:16px}
.sidebar{background:var(--card);border:1px solid #222;border-radius:14px;padding:14px}
.sidebar a{display:block;padding:10px 12px;border-radius:10px;color:var(--fg);text-decoration:none;margin-bottom:8px;border:1px solid #222}
.sidebar a.active{background:#0f121a;border-color:#2a2a33;font-weight:700}
/* ===== Modern Layout ===== */
.layout{display:grid;grid-template-columns:260px 1fr;gap:20px}
.sidebar{position:sticky;top:16px;background:var(--card);border:1px solid #222;border-radius:16px;padding:16px}
.sidebar .brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.08)}
.sidebar a{display:block;padding:10px 12px;border-radius:10px;color:var(--fg);text-decoration:none;margin:6px 0;border:1px solid #222;background:linear-gradient(180deg,#0f121a,#0b0e14)}
.sidebar a.active{box-shadow:0 0 0 1px #2a2f3a inset;background:#121726;font-weight:700}
.sidebar .hint{font-size:12px;color:var(--muted);margin-top:8px}

.section-title{font-size:18px;margin:0 0 10px 0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* Profil üst kapak bileşeni */
.cover{position:relative;border-radius:16px;overflow:hidden;border:1px solid #222;background:#0c0f16;min-height:180px}
.cover::before{content:'';position:absolute;inset:0;background:radial-gradient(1200px 400px at -20% -30%, rgba(91,140,255,.18), transparent 60%);}
.cover img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:contrast(1.05) saturate(1.05)}
.cover .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.15),rgba(0,0,0,.35))}
.cover .profile{position:absolute;left:18px;bottom:18px;display:flex;align-items:center;gap:14px}
.cover .profile img{width:88px;height:88px;border-radius:50%;object-fit:cover;border:3px solid rgba(255,255,255,.85);box-shadow:0 8px 26px rgba(0,0,0,.4)}
.cover .profile .id{display:flex;flex-direction:column}
.cover .profile .id .uname{font-size:20px;font-weight:700}
.cover .profile .id .bio{font-size:13px;color:#c8cbd4;max-width:560px}

/* Form kartları */
.kit-card{background:var(--card);border:1px solid #222;border-radius:16px;padding:16px}
.hr{height:1px;background:#1f2430;margin:10px 0;border:none}

/* Upload alanı */
.upload{border:1px dashed #2b3344;border-radius:12px;padding:12px;background:#0c1018}
.upload input[type=file]{width:100%;padding:10px;background:#0c1018;border:none;color:var(--fg)}
.preview{display:flex;gap:10px;align-items:center}
.preview img{border-radius:10px;border:1px solid #222;object-fit:cover}