/* =========================================================
   MEKASIST — Cyber/Security teması
   Renk paleti: deep navy + cobalt blue + cyan accent
   ========================================================= */

:root {
    --mks-navy:       #0a2540;
    --mks-navy-2:     #0f172a;
    --mks-blue:       #1e88e5;
    --mks-blue-2:     #2563eb;
    --mks-cyan:       #06b6d4;
    --mks-cyan-2:     #00bfa5;
    --mks-bg:         #f1f5f9;
    --mks-card:       #ffffff;
    --mks-border:     #e2e8f0;
    --mks-text:       #0f172a;
    --mks-muted:      #64748b;
    --mks-success:    #10b981;
    --mks-warning:    #f59e0b;
    --mks-danger:     #ef4444;
}

html { font-size: 14px; position: relative; min-height: 100%; }
@media (min-width: 768px) { html { font-size: 15px; } }

body {
    margin-bottom: 60px;
    background: var(--mks-bg);
    color: var(--mks-text);
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-image:
        radial-gradient(circle at 0% 0%, rgba(30,136,229,0.04) 0%, transparent 25%),
        radial-gradient(circle at 100% 0%, rgba(6,182,212,0.04) 0%, transparent 25%);
}

/* ---------- TOP NAVBAR ---------- */
.mks-navbar {
    background: linear-gradient(135deg, var(--mks-navy-2) 0%, var(--mks-navy) 100%);
    border-bottom: 2px solid var(--mks-cyan);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    padding: 0.5rem 0;
}
.mks-navbar .navbar-brand {
    color: #fff;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.mks-navbar .navbar-brand img {
    height: 38px;
    filter: brightness(1.15);
}
.mks-navbar .navbar-brand .brand-sub {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--mks-cyan);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.mks-navbar .nav-link, .mks-navbar .nav-link:visited {
    color: #cbd5e1 !important;
    font-weight: 500;
    transition: all 0.15s ease;
    border-radius: 4px;
    padding: 0.5rem 0.85rem !important;
}
.mks-navbar .nav-link:hover, .mks-navbar .nav-link:focus {
    color: #fff !important;
    background: rgba(30,136,229,0.15);
}
.mks-navbar .nav-link.active {
    color: #fff !important;
    background: var(--mks-blue);
}
.mks-navbar .dropdown-menu {
    background: var(--mks-navy-2);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    margin-top: 0.5rem;
}
.mks-navbar .dropdown-item {
    color: #cbd5e1;
    padding: 0.5rem 1rem;
}
.mks-navbar .dropdown-item:hover, .mks-navbar .dropdown-item:focus {
    background: var(--mks-blue);
    color: #fff;
}
.mks-navbar .dropdown-toggle::after { vertical-align: middle; }

/* Login partial — sağ taraf */
.mks-navbar .navbar-nav .nav-link {
    color: #cbd5e1 !important;
}
.mks-navbar .btn-link {
    color: #cbd5e1 !important;
    text-decoration: none;
}
.mks-navbar .btn-link:hover {
    color: #fff !important;
}

/* ---------- KARTLAR ---------- */
.card {
    border: 1px solid var(--mks-border);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(15,23,42,0.05), 0 1px 2px rgba(15,23,42,0.03);
    transition: box-shadow 0.2s ease, transform 0.1s ease;
    background: var(--mks-card);
}
.card:hover {
    box-shadow: 0 4px 12px rgba(15,23,42,0.08), 0 2px 6px rgba(15,23,42,0.04);
}
.card-header {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 1px solid var(--mks-border);
    font-weight: 600;
    color: var(--mks-navy);
    padding: 0.75rem 1rem;
}
.card-header strong { color: var(--mks-navy); }

/* KPI kartları için sol kenar accent */
.card.kpi {
    border-left: 4px solid var(--mks-blue);
}
.card.kpi.success { border-left-color: var(--mks-success); }
.card.kpi.warning { border-left-color: var(--mks-warning); }
.card.kpi.danger  { border-left-color: var(--mks-danger); }
.card.kpi.cyan    { border-left-color: var(--mks-cyan); }

/* ---------- BUTONLAR ---------- */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.15s ease;
}
.btn-primary {
    background: linear-gradient(135deg, var(--mks-blue) 0%, var(--mks-blue-2) 100%);
    border-color: var(--mks-blue-2);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--mks-blue-2) 0%, var(--mks-navy) 100%);
    border-color: var(--mks-navy);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(30,136,229,0.3);
}
.btn-success {
    background: var(--mks-success);
    border-color: var(--mks-success);
}
.btn-warning {
    background: var(--mks-warning);
    border-color: var(--mks-warning);
    color: #fff;
}
.btn-warning:hover {
    background: #d97706;
    color: #fff;
}
.btn-danger {
    background: var(--mks-danger);
    border-color: var(--mks-danger);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(30,136,229,0.25) !important;
}

/* ---------- ROZETLER ---------- */
.badge {
    font-weight: 500;
    letter-spacing: 0.3px;
    padding: 0.35em 0.6em;
    border-radius: 4px;
}

/* ---------- TABLOLAR ---------- */
.table thead th {
    background: var(--mks-navy);
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    border: none;
}
.table thead th:first-child { border-top-left-radius: 6px; }
.table thead th:last-child { border-top-right-radius: 6px; }
.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(241,245,249,0.5);
}
.table-hover > tbody > tr:hover > * {
    background-color: rgba(30,136,229,0.05);
}

/* ---------- FORMLAR ---------- */
.form-control, .form-select {
    border: 1px solid var(--mks-border);
    border-radius: 6px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-control:focus, .form-select:focus {
    border-color: var(--mks-blue);
    box-shadow: 0 0 0 0.2rem rgba(30,136,229,0.15);
}
.form-label {
    font-weight: 500;
    color: var(--mks-navy);
    font-size: 0.875rem;
}

/* ---------- ALERT ---------- */
.alert {
    border: none;
    border-left: 4px solid;
    border-radius: 6px;
    padding: 0.85rem 1rem;
}
.alert-success { background: #d1fae5; border-color: var(--mks-success); color: #064e3b; }
.alert-warning { background: #fef3c7; border-color: var(--mks-warning); color: #78350f; }
.alert-danger  { background: #fee2e2; border-color: var(--mks-danger);  color: #7f1d1d; }
.alert-info    { background: #dbeafe; border-color: var(--mks-blue);    color: #1e3a8a; }

/* ---------- LOGIN PAGE ---------- */
.mks-login-wrap {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
    background:
        linear-gradient(135deg, rgba(10,37,64,0.96) 0%, rgba(15,23,42,0.96) 100%),
        repeating-linear-gradient(45deg, transparent 0, transparent 40px, rgba(6,182,212,0.05) 40px, rgba(6,182,212,0.05) 41px);
    margin: -1rem -15px 0 -15px;
    position: relative;
}
.mks-login-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(30,136,229,0.15) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(6,182,212,0.15) 0%, transparent 30%);
    pointer-events: none;
}
.mks-login-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
    padding: 2.5rem;
    max-width: 420px;
    width: 100%;
    position: relative;
    z-index: 1;
}
.mks-login-card .mks-logo-area {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--mks-border);
}
.mks-login-card .mks-logo-area img { height: 60px; }
.mks-login-card .mks-logo-area h1 {
    font-size: 1.75rem;
    color: var(--mks-navy);
    margin: 0.5rem 0 0;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.mks-login-card .mks-logo-area .tagline {
    font-size: 0.75rem;
    color: var(--mks-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Security badges altta */
.mks-security-badges {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--mks-border);
    font-size: 0.7rem;
    color: var(--mks-muted);
}
.mks-security-badges .badge-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.mks-security-badges .bi {
    color: var(--mks-success);
    font-size: 0.85rem;
}

/* ---------- FOOTER ---------- */
.mks-footer {
    background: var(--mks-navy-2);
    color: #94a3b8;
    border-top: 2px solid var(--mks-cyan);
    padding: 1rem 0;
    font-size: 0.85rem;
    margin-top: 2rem;
}
.mks-footer a { color: var(--mks-cyan); text-decoration: none; }
.mks-footer a:hover { color: #fff; }

/* ---------- UTILITY ---------- */
.text-mks-navy { color: var(--mks-navy) !important; }
.text-mks-blue { color: var(--mks-blue) !important; }
.text-mks-cyan { color: var(--mks-cyan) !important; }
.bg-mks-navy { background: var(--mks-navy) !important; color: #fff; }

.mks-stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: rgba(30,136,229,0.1);
    color: var(--mks-blue);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.mks-stat-icon.success { background: rgba(16,185,129,0.1); color: var(--mks-success); }
.mks-stat-icon.warning { background: rgba(245,158,11,0.1); color: var(--mks-warning); }
.mks-stat-icon.danger  { background: rgba(239,68,68,0.1);  color: var(--mks-danger); }
.mks-stat-icon.cyan    { background: rgba(6,182,212,0.1);  color: var(--mks-cyan); }

/* Cyber accent: küçük lock/shield bandı */
.mks-secure-bar {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(16,185,129,0.1);
    color: var(--mks-success);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(16,185,129,0.2);
}
.mks-secure-bar .bi { font-size: 0.85rem; }

/* Ghost banner (mevcut) */
.alert.alert-warning.rounded-0 {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%) !important;
    border-color: var(--mks-warning) !important;
}

/* ---------- ANIMASYON ---------- */
@keyframes mks-fade-up {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.card { animation: mks-fade-up 0.35s ease-out; }
.alert { animation: mks-fade-up 0.25s ease-out; }

/* ---------- TABLOLAR responsive ---------- */
.table-responsive { -webkit-overflow-scrolling: touch; }

/* ---------- MOBİL UYUM ---------- */
@media (max-width: 767px) {
    html { font-size: 13px; }
    body { padding-bottom: 4rem; }

    /* Navbar */
    .mks-navbar { padding: 0.4rem 0; }
    .mks-navbar .navbar-brand img { height: 32px; }
    .mks-navbar .navbar-brand > div > div:first-child { font-size: 0.95rem; }
    .mks-navbar .navbar-brand .brand-sub { font-size: 0.6rem; letter-spacing: 0.5px; }
    .mks-navbar .navbar-collapse {
        background: var(--mks-navy-2);
        margin: 0.5rem -1rem -0.5rem;
        padding: 0.5rem 1rem;
        border-top: 1px solid rgba(255,255,255,0.1);
    }
    .mks-navbar .nav-link { padding: 0.6rem 0.85rem !important; }
    .mks-navbar .dropdown-menu {
        background: rgba(0,0,0,0.25);
        border: none;
        box-shadow: none;
        padding-left: 1rem;
    }

    /* Headings */
    h1, .h1, .display-4 { font-size: 1.75rem; }
    h2, .h2 { font-size: 1.4rem; }
    h3, .h3 { font-size: 1.2rem; }
    h4, .h4 { font-size: 1.05rem; }
    h5, .h5 { font-size: 0.95rem; }

    /* Card padding daha kompakt */
    .card-body { padding: 0.85rem; }
    .card-header { padding: 0.6rem 0.85rem; font-size: 0.95rem; }

    /* KPI kart icon kucult */
    .mks-stat-icon { width: 38px; height: 38px; font-size: 1.1rem; }

    /* Tablo - yatay scroll */
    .table { font-size: 0.82rem; }
    .table th, .table td { padding: 0.5rem 0.4rem; white-space: nowrap; }
    .table-responsive { margin: 0 -0.5rem; }

    /* Butonlar - dokunma kolay */
    .btn { padding: 0.5rem 0.75rem; min-height: 38px; }
    .btn-sm { padding: 0.35rem 0.55rem; min-height: 32px; font-size: 0.8rem; }

    /* Form sıkı */
    .form-control, .form-select { font-size: 0.95rem; padding: 0.4rem 0.55rem; }
    .form-label { margin-bottom: 0.25rem; }

    /* Sağ üst son giriş bilgisi alt satıra düşsün */
    .d-flex.justify-content-between.flex-wrap > div { width: 100%; }

    /* Footer kompakt */
    .mks-footer { font-size: 0.75rem; padding: 0.75rem 0; }
    .mks-footer .container { flex-direction: column; gap: 0.4rem; text-align: center; }
}

@media (max-width: 575px) {
    /* xs - kart başlık küçük */
    h2, .h2 { font-size: 1.25rem; }
    .display-4 { font-size: 1.5rem; }
    .badge.fs-6 { font-size: 0.85rem !important; }
}