/* =====================================================================
   Ajcans — Tasarım Sistemi  ✦  "efsolu edition"
   Bootstrap 5.3 üzerine oturan modern SaaS teması.
   ===================================================================== */

/* ---------- Tokens (Light) ---------- */
:root {
    --aj-primary: #6366f1;
    --aj-primary-strong: #4f46e5;
    --aj-violet: #8b5cf6;
    --aj-pink: #ec4899;
    --aj-cyan: #06b6d4;

    --aj-grad: linear-gradient(135deg, #6366f1 0%, #8b5cf6 55%, #a855f7 100%);
    --aj-grad-soft: linear-gradient(135deg, rgba(99, 102, 241, .14), rgba(168, 85, 247, .10));
    --aj-glow: 0 10px 30px -10px rgba(99, 102, 241, .55);

    --aj-surface: #ffffff;
    --aj-surface-2: #f6f7fb;
    --aj-border: #eceef5;
    --aj-shadow-sm: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
    --aj-shadow: 0 8px 24px -12px rgba(16, 24, 40, .18);
    --aj-shadow-lg: 0 24px 60px -24px rgba(16, 24, 40, .28);
    --aj-radius: 16px;

    /* Bootstrap overrides */
    --bs-primary: #6366f1;
    --bs-primary-rgb: 99, 102, 241;
    --bs-link-color: #5b5ef0;
    --bs-link-color-rgb: 91, 94, 240;
    --bs-link-hover-color: #4f46e5;
    --bs-body-bg: #f4f5fa;
    --bs-body-color: #1f2433;
    --bs-secondary-color: #6b7280;
    --bs-border-color: #eceef5;
    --bs-body-font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --bs-success: #10b981;  --bs-success-rgb: 16,185,129;
    --bs-danger:  #f43f5e;  --bs-danger-rgb: 244,63,94;
    --bs-warning: #f59e0b;  --bs-warning-rgb: 245,158,11;
    --bs-info:    #0ea5e9;  --bs-info-rgb: 14,165,233;
}

/* ---------- Tokens (Dark) ---------- */
[data-bs-theme="dark"] {
    --aj-surface: #141a2b;
    --aj-surface-2: #0d1320;
    --aj-border: #232a3d;
    --aj-shadow-sm: 0 1px 2px rgba(0,0,0,.35);
    --aj-shadow: 0 12px 32px -16px rgba(0,0,0,.6);
    --aj-shadow-lg: 0 30px 70px -30px rgba(0,0,0,.7);
    --aj-grad-soft: linear-gradient(135deg, rgba(99,102,241,.22), rgba(168,85,247,.14));

    --bs-body-bg: #0a0f1c;
    --bs-body-color: #e6e8f0;
    --bs-secondary-color: #9aa3b8;
    --bs-border-color: #232a3d;
    --bs-emphasis-color: #fff;
    --bs-tertiary-bg: #141a2b;
    --bs-secondary-bg: #1b2236;
}

/* ---------- Base ---------- */
body {
    font-family: var(--bs-body-font-family);
    background-color: var(--bs-body-bg);
    background-image:
        radial-gradient(900px 500px at 100% -5%, rgba(139, 92, 246, .10), transparent 60%),
        radial-gradient(800px 500px at -10% 0%, rgba(99, 102, 241, .10), transparent 55%);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -.01em;
}
[data-bs-theme="dark"] body {
    background-image:
        radial-gradient(900px 520px at 100% -5%, rgba(139, 92, 246, .18), transparent 60%),
        radial-gradient(820px 520px at -10% 0%, rgba(79, 70, 229, .16), transparent 55%);
}

h1, h2, h3, h4, h5, .h1, .h2, .h3, .h4, .h5, .brand {
    font-family: 'Plus Jakarta Sans', var(--bs-body-font-family);
    letter-spacing: -.025em;
}

::selection { background: rgba(99, 102, 241, .25); }

/* Custom scrollbar */
* { scrollbar-width: thin; scrollbar-color: rgba(139,92,246,.4) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: rgba(139,92,246,.35); border-radius: 99px; border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: rgba(139,92,246,.6); background-clip: content-box; }

/* ---------- Brand ---------- */
.brand, .navbar-brand.brand {
    font-weight: 800;
    background: var(--aj-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent !important;
}
.brand-mark {
    display: inline-grid; place-items: center;
    width: 34px; height: 34px; border-radius: 11px;
    background: var(--aj-grad); color: #fff !important;
    box-shadow: var(--aj-glow);
    -webkit-text-fill-color: #fff;
}

/* ---------- Sidebar ---------- */
.sidebar {
    width: 264px; min-height: 100vh;
    background: var(--aj-surface) !important;
    border-right: 1px solid var(--aj-border) !important;
    position: sticky; top: 0;
    backdrop-filter: saturate(140%) blur(6px);
}
.sidebar .nav-link {
    color: var(--bs-secondary-color);
    border-radius: 12px;
    padding: .6rem .85rem;
    font-weight: 500;
    font-size: .94rem;
    display: flex; align-items: center;
    transition: all .18s ease;
    position: relative;
}
.sidebar .nav-link i { font-size: 1.05rem; opacity: .85; transition: transform .18s ease; }
.sidebar .nav-link:hover:not(.active) {
    background: var(--aj-grad-soft);
    color: var(--bs-emphasis-color);
    transform: translateX(3px);
}
.sidebar .nav-link:hover i { transform: scale(1.12); }
.sidebar .nav-link.active {
    background: var(--aj-grad);
    color: #fff !important;
    box-shadow: var(--aj-glow);
}
.sidebar .nav-link.active i { opacity: 1; }

/* ---------- Topbar ---------- */
.navbar {
    background: color-mix(in srgb, var(--aj-surface) 78%, transparent) !important;
    backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid var(--aj-border) !important;
    position: sticky; top: 0; z-index: 1020;
}

/* ---------- Cards ---------- */
.card {
    border: 1px solid var(--aj-border) !important;
    border-radius: var(--aj-radius);
    background: var(--aj-surface);
    box-shadow: var(--aj-shadow-sm);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card.shadow-sm { box-shadow: var(--aj-shadow-sm) !important; }
.card.shadow-sm:hover { box-shadow: var(--aj-shadow); transform: translateY(-2px); }
.card-header, .card-footer { background: transparent !important; border-color: var(--aj-border) !important; }

/* ---------- KPI cards ---------- */
.kpi-card { position: relative; overflow: hidden; }
.kpi-card::before {
    content: ""; position: absolute; inset: 0 auto 0 0; width: 4px;
    background: var(--aj-grad); opacity: .9;
}
.kpi-card::after {
    content: ""; position: absolute; right: -40px; top: -40px;
    width: 140px; height: 140px; border-radius: 50%;
    background: var(--aj-grad-soft); filter: blur(8px);
    pointer-events: none;
}
.kpi-card .display-6 { font-weight: 700; letter-spacing: -.04em; }
.kpi-icon {
    display: inline-grid; place-items: center;
    width: 46px; height: 46px; border-radius: 13px;
    font-size: 1.35rem; color: #fff;
    box-shadow: 0 8px 20px -10px rgba(0,0,0,.45);
}
.kpi-icon.g-primary { background: var(--aj-grad); }
.kpi-icon.g-success { background: linear-gradient(135deg, #10b981, #34d399); }
.kpi-icon.g-danger  { background: linear-gradient(135deg, #f43f5e, #fb7185); }
.kpi-icon.g-amber   { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.kpi-icon.g-cyan    { background: linear-gradient(135deg, #06b6d4, #22d3ee); }

/* ---------- Buttons ---------- */
.btn { border-radius: 11px; font-weight: 600; letter-spacing: -.01em; transition: all .18s ease; }
.btn-primary {
    background-image: var(--aj-grad); border: none;
    box-shadow: 0 8px 20px -10px rgba(99,102,241,.7);
}
.btn-primary:hover, .btn-primary:focus {
    filter: brightness(1.06);
    transform: translateY(-1px);
    box-shadow: 0 12px 26px -10px rgba(99,102,241,.8);
}
.btn-outline-primary { border-color: var(--aj-primary); color: var(--aj-primary); }
.btn-outline-primary:hover { background: var(--aj-grad); border-color: transparent; }
.btn-sm { border-radius: 9px; }
.btn-link { font-weight: 600; text-decoration: none; }

/* ---------- Forms ---------- */
.form-control, .form-select {
    border-radius: 11px;
    border-color: var(--aj-border);
    background: var(--aj-surface);
    padding: .55rem .8rem;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.form-control:focus, .form-select:focus {
    border-color: var(--aj-primary);
    box-shadow: 0 0 0 .2rem rgba(99, 102, 241, .18);
}
.form-label { font-weight: 600; font-size: .85rem; color: var(--bs-secondary-color); }

/* ---------- Badges ---------- */
.badge { font-weight: 600; border-radius: 8px; padding: .4em .65em; letter-spacing: .01em; }

/* ---------- Tables ---------- */
.table { --bs-table-bg: transparent; }
.table > thead th {
    text-transform: uppercase; font-size: .72rem; letter-spacing: .06em;
    color: var(--bs-secondary-color); font-weight: 700;
    border-bottom: 1px solid var(--aj-border);
}
.table > tbody > tr { transition: background .12s ease; }
.table-responsive .table > tbody > tr:hover { background: var(--aj-grad-soft); }
.table > :not(caption) > * > * { border-color: var(--aj-border); }

/* ---------- Alerts ---------- */
.alert { border-radius: 13px; border: 1px solid transparent; }
.alert-success { background: rgba(16,185,129,.12); color: #047857; border-color: rgba(16,185,129,.25); }
.alert-danger  { background: rgba(244,63,94,.12); color: #be123c; border-color: rgba(244,63,94,.25); }
[data-bs-theme="dark"] .alert-success { color: #6ee7b7; }
[data-bs-theme="dark"] .alert-danger  { color: #fda4af; }

/* ---------- Dropdown ---------- */
.dropdown-menu {
    border-radius: 14px; border: 1px solid var(--aj-border);
    box-shadow: var(--aj-shadow-lg); padding: .4rem;
    background: var(--aj-surface);
}
.dropdown-item { border-radius: 9px; padding: .5rem .7rem; font-weight: 500; }
.dropdown-item:hover { background: var(--aj-grad-soft); }

/* ---------- Kanban ---------- */
.kanban-col { border-radius: 12px; transition: background .15s ease, outline-color .15s ease; outline: 2px dashed transparent; outline-offset: -4px; }
.kanban-col.drop-hover { background: var(--aj-grad-soft); outline-color: rgba(139,92,246,.5); }
.kanban-task { border-radius: 12px !important; cursor: grab; transition: transform .15s ease, box-shadow .15s ease; }
.kanban-task:hover { transform: translateY(-2px); box-shadow: var(--aj-shadow); }
.kanban-task:active { cursor: grabbing; }

/* ---------- Page header ---------- */
.page-title { font-weight: 800; letter-spacing: -.03em; }
.page-eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .7rem; font-weight: 700; color: var(--aj-primary); }

/* ---------- Theme toggle ---------- */
#themeToggle { border-radius: 10px; border-color: var(--aj-border); }
#themeToggle:hover { background: var(--aj-grad-soft); }

/* ---------- Entrance animation ---------- */
@keyframes ajFadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
main > * { animation: ajFadeUp .4s ease both; }
.row.g-3 > [class*="col"] { animation: ajFadeUp .45s ease both; }
.row.g-3 > [class*="col"]:nth-child(2) { animation-delay: .04s; }
.row.g-3 > [class*="col"]:nth-child(3) { animation-delay: .08s; }
.row.g-3 > [class*="col"]:nth-child(4) { animation-delay: .12s; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* ---------- Auth ---------- */
.auth-wrap {
    min-height: 100vh; display: grid; place-items: center; padding: 1.5rem;
    position: relative; overflow: hidden;
    background: #0a0f1c;
}
.auth-wrap::before, .auth-wrap::after {
    content: ""; position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55;
}
.auth-wrap::before { width: 460px; height: 460px; background: #6366f1; top: -120px; left: -100px; animation: ajFloat 9s ease-in-out infinite; }
.auth-wrap::after  { width: 420px; height: 420px; background: #a855f7; bottom: -140px; right: -110px; animation: ajFloat 11s ease-in-out infinite reverse; }
@keyframes ajFloat { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(30px,-20px) scale(1.08); } }
.auth-card {
    position: relative; z-index: 2; width: 100%; max-width: 420px;
    background: rgba(20, 26, 43, .72);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 22px;
    box-shadow: 0 40px 90px -30px rgba(0,0,0,.7);
    backdrop-filter: blur(18px) saturate(160%);
    color: #e6e8f0;
}
.auth-card .form-control {
    background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.12); color: #fff;
}
.auth-card .form-control::placeholder { color: rgba(255,255,255,.4); }
.auth-card .form-control:focus { background: rgba(255,255,255,.08); border-color: var(--aj-violet); box-shadow: 0 0 0 .2rem rgba(139,92,246,.25); }
.auth-card .form-label { color: rgba(230,232,240,.75); }
.auth-logo {
    width: 60px; height: 60px; border-radius: 18px; display: grid; place-items: center;
    background: var(--aj-grad); color: #fff; font-size: 1.7rem; margin: 0 auto;
    box-shadow: 0 18px 40px -12px rgba(99,102,241,.8);
}