/* ============ Deciwap Yönetim — modern admin teması ============ */
:root {
    --primary: #0ea47f;
    --primary-600: #0c8c6c;
    --primary-700: #0a7458;
    --primary-accent: #22c3a0;
    --primary-soft: rgba(14, 164, 127, .11);
    --primary-soft-2: rgba(14, 164, 127, .16);
    --sidebar-w: 264px;
    --topbar-h: 64px;
    --bg: #f4f6fb;
    --card: #ffffff;
    --border: #e9edf5;
    --border-2: #eef1f7;
    --ink: #2a3547;
    --muted: #6b7a99;
    --muted-2: #8a97b1;
    --radius: 14px;
    --shadow: 0 2px 14px rgba(18, 38, 63, .06);
    --shadow-lg: 0 12px 40px rgba(18, 38, 63, .14);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 14.5px;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary-600); text-decoration: none; }
a:hover { color: var(--primary-700); }

/* ---------------- Shell ---------------- */
.app { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
    background: var(--card); border-right: 1px solid var(--border);
    display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
    transition: margin-left .22s ease;
    z-index: 30;
}
.sidebar-brand {
    height: var(--topbar-h); display: flex; align-items: center; gap: 11px;
    padding: 0 22px; border-bottom: 1px solid var(--border-2);
}
.sidebar-brand .logo {
    width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), #22c3a0); color: #fff; font-size: 18px;
    box-shadow: 0 4px 12px rgba(14, 164, 127, .4);
}
.sidebar-brand .name { font-weight: 800; letter-spacing: .5px; font-size: 17px; color: var(--ink); }
.sidebar-brand .name small { display: block; font-weight: 500; font-size: 10.5px; letter-spacing: .4px; color: var(--muted-2); }

.sidebar-nav { padding: 12px 12px 24px; overflow-y: auto; flex: 1 1 auto; }
.sidebar-nav::-webkit-scrollbar { width: 6px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: #dbe1ec; border-radius: 6px; }

.nav-section {
    font-size: 10.5px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
    color: var(--muted-2); padding: 16px 12px 7px;
}
.nav-link {
    display: flex; align-items: center; gap: 12px; padding: 9.5px 12px; margin: 2px 0;
    color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500;
    border-radius: 10px; transition: background .13s, color .13s;
}
.nav-link:hover { background: #f3f5fa; color: var(--ink); }
.nav-link .bi { font-size: 17px; width: 20px; text-align: center; flex: 0 0 20px; }
.nav-link.active { background: var(--primary-soft); color: var(--primary-600); font-weight: 600; }
.nav-link.active .bi { color: var(--primary); }

.nav-group > .nav-toggle { cursor: pointer; }
.nav-caret { margin-left: auto; font-size: 12px; transition: transform .18s; opacity: .7; }
.nav-toggle[aria-expanded="true"] .nav-caret { transform: rotate(180deg); }
.nav-sub { padding-left: 30px; font-size: 13.5px; }
.nav-sub .bi { font-size: 15px; }

.main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }

.topbar {
    height: var(--topbar-h); background: rgba(255,255,255,.9); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-2); display: flex; align-items: center; gap: 14px;
    padding: 0 24px; position: sticky; top: 0; z-index: 20;
}
.topbar-toggle {
    border: 1px solid var(--border); background: #fff; width: 38px; height: 38px; border-radius: 10px;
    display: grid; place-items: center; color: var(--muted); cursor: pointer; font-size: 18px;
}
.topbar-toggle:hover { background: #f3f5fa; color: var(--ink); }
.topbar-title { font-weight: 700; font-size: 16px; }
.topbar-spacer { margin-left: auto; }

.user-menu .user-btn {
    display: flex; align-items: center; gap: 10px; background: transparent; border: 0; cursor: pointer;
    padding: 5px 8px; border-radius: 10px;
}
.user-menu .user-btn:hover { background: #f3f5fa; }
.avatar {
    width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), #22c3a0); color: #fff; font-weight: 700; font-size: 15px;
}
.user-meta { text-align: right; line-height: 1.2; }
.user-meta .u-name { font-weight: 600; font-size: 13.5px; color: var(--ink); }
.user-meta .u-role { font-size: 11.5px; color: var(--muted-2); }

.content { padding: 26px 28px 40px; flex: 1 1 auto; }

/* ---------------- Page header ---------------- */
.page-header, .page-head { margin-bottom: 22px; }
.page-title { font-size: 22px; font-weight: 700; margin: 0; display: flex; align-items: center; gap: 11px; color: var(--ink); }
.page-title .bi { color: var(--primary); }
.page-sub { color: var(--muted); margin: 4px 0 0; font-size: 13.5px; }

/* ---------------- Cards ---------------- */
.card { background: var(--card); border: 1px solid var(--border-2); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-body { padding: 20px 22px; }
.card-title { font-weight: 700; font-size: 15px; color: var(--ink); margin-bottom: 14px; }

.stat-card {
    background: var(--card); border: 1px solid var(--border-2); border-radius: var(--radius);
    padding: 18px 20px; display: flex; align-items: center; gap: 16px; box-shadow: var(--shadow);
    transition: transform .14s, box-shadow .14s;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.stat-icon { width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center; font-size: 23px; }
.stat-label { font-weight: 700; font-size: 15px; }
.stat-sub { font-size: 12.5px; color: var(--muted-2); }

/* ---------------- Buttons / controls ---------------- */
.btn { border-radius: 10px; font-weight: 600; font-size: 14px; padding: 8px 16px; }
.btn-sm { border-radius: 8px; padding: 5px 11px; font-size: 13px; }
.btn-primary { background: var(--primary); border-color: var(--primary); box-shadow: 0 4px 12px rgba(14,164,127,.28); }
.btn-primary:hover, .btn-primary:focus { background: var(--primary-600); border-color: var(--primary-600); }
.btn-outline-secondary { border-color: var(--border); color: var(--muted); }
.btn-outline-secondary:hover { background: #f3f5fa; color: var(--ink); border-color: var(--border); }

.form-label { font-weight: 600; font-size: 13.5px; color: var(--ink); margin-bottom: 6px; }
.form-control, .form-select { border-radius: 10px; border-color: var(--border); padding: 9px 13px; font-size: 14px; color: var(--ink); }
.form-control:focus, .form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 .2rem var(--primary-soft); }
.input-group-text { border-radius: 10px; border-color: var(--border); background: #f7f9fc; color: var(--muted); }

.badge { font-weight: 600; border-radius: 7px; padding: .38em .6em; }

/* ---------------- Tables ---------------- */
.table { color: var(--ink); }
.table > :not(caption) > * > * { padding: 11px 12px; }
.table thead th { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted-2); font-weight: 700; border-bottom: 1px solid var(--border); background: #fafbfe; }
.table tbody tr { border-color: var(--border-2); }
.table-hover tbody tr:hover { background: #f7f9fe; }
.table code { color: var(--primary-700); background: var(--primary-soft); padding: 2px 7px; border-radius: 6px; font-size: 12.5px; }

/* DataTables uyum */
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select { border-radius: 9px; border: 1px solid var(--border); padding: 6px 10px; }
.dataTables_wrapper .dataTables_paginate .paginate_button.current { background: var(--primary) !important; border-color: var(--primary) !important; color: #fff !important; border-radius: 8px; }
.dataTables_wrapper .dataTables_paginate .paginate_button { border-radius: 8px !important; }
.page-item.active .page-link { background: var(--primary); border-color: var(--primary); }
.page-link { color: var(--primary-600); }

/* tree list */
.tree-row { padding: 9px 8px; border-radius: 9px; }
.tree-row:hover { background: #f6f9fe; }
.tree-label { font-weight: 500; }
.tree-actions { opacity: .3; transition: opacity .12s; white-space: nowrap; }
.tree-row:hover .tree-actions { opacity: 1; }

/* alerts */
.alert { border-radius: 11px; border: 0; }
.alert-success { background: #e7f8ef; color: #1a7a4b; }
.alert-danger { background: #fdecec; color: #b42318; }
.alert-info { background: #e9f1fe; color: #2059c3; }
.alert-warning { background: #fef6e7; color: #a5620a; }
.alert-secondary { background: #f2f4f8; color: var(--muted); }

/* ---------------- Login ---------------- */
.login-page {
    min-height: 100vh; display: grid; place-items: center; padding: 24px;
    background: radial-gradient(1200px 500px at 15% -10%, #e2f6ef 0%, transparent 60%),
                radial-gradient(900px 500px at 100% 110%, #e7fbf7 0%, transparent 55%),
                #f4f6fb;
}
.login-card {
    background: #fff; border-radius: 20px; padding: 38px 34px; width: 100%; max-width: 400px;
    box-shadow: 0 24px 70px rgba(18, 38, 63, .16); border: 1px solid var(--border-2);
}
.login-brand { display: flex; align-items: center; gap: 13px; margin-bottom: 26px; }
.login-brand .logo { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), #22c3a0); color: #fff; font-size: 24px; box-shadow: 0 8px 20px rgba(14,164,127,.4); }
.login-brand .t1 { font-size: 21px; font-weight: 800; letter-spacing: .5px; }
.login-brand .t2 { font-size: 12.5px; color: var(--muted-2); }
.login-title { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.login-desc { color: var(--muted); font-size: 13.5px; margin-bottom: 22px; }

/* ---------------- Responsive ---------------- */
.sidebar-backdrop { display: none; }
@media (max-width: 991px) {
    .sidebar { position: fixed; left: 0; top: 0; margin-left: calc(-1 * var(--sidebar-w)); box-shadow: var(--shadow-lg); }
    .app.sb-open .sidebar { margin-left: 0; }
    .app.sb-open .sidebar-backdrop { display: block; position: fixed; inset: 0; background: rgba(20,30,50,.4); z-index: 25; }
}
@media (min-width: 992px) {
    .app.sb-collapsed .sidebar { margin-left: calc(-1 * var(--sidebar-w)); }
}