/* ============================================================
   DIGITALNA SJEDNICA - MODERN DESIGN SYSTEM
   Ozbiljna institucionalna paleta: tamni navy + indigo/plava.
   Zamjenjuje style.css i themes.css. Bez tema - jedan izgled.
   ============================================================ */

:root {
    /* Paleta */
    --ink: #232946;          /* tamni navy - topbar, naslovi */
    --ink-soft: #3A4273;
    --ink-deep: #1B2140;
    --accent: #4C63D2;       /* indigo - primarne akcije */
    --accent-hover: #3D52B8;
    --accent-2: #2E9BD6;     /* plava iz loga */
    --accent-soft: #EEF1FC;  /* svijetla indigo pozadina */

    --bg: #F4F5F8;
    --surface: #FFFFFF;
    --border: #E6E9F2;
    --border-strong: #D5DAE8;

    --text: #1E2433;
    --text-2: #5A6478;
    --muted: #8A93A6;

    --success: #16A34A;
    --success-bg: #EBF7EF;
    --danger: #DC2626;
    --danger-bg: #FDEEEE;
    --warn: #D97706;
    --warn-bg: #FDF4E7;
    --info: #2E9BD6;
    --info-bg: #EAF6FC;

    --radius: 12px;
    --radius-lg: 16px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(20, 26, 55, 0.06);
    --shadow-md: 0 6px 24px rgba(20, 26, 55, 0.10);
    --shadow-lg: 0 16px 48px rgba(20, 26, 55, 0.18);

    --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Roboto, Arial, sans-serif;
}

/* === BAZA ==================================================== */

html, body {
    background: var(--bg) !important;
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    margin: 0;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--ink);
    font-weight: 700;
    letter-spacing: -0.01em;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.text-muted { color: var(--text-2) !important; }

::selection { background: rgba(76, 99, 210, 0.18); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #C7CCDA; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #AEB5C9; }

/* === TOPBAR (edge-to-edge, tamni navy) ======================= */

.topbar {
    background: linear-gradient(120deg, var(--ink-deep) 0%, var(--ink) 55%, var(--ink-soft) 100%);
    color: #fff;
    padding: 0 clamp(14px, 2.5vw, 32px);
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 62px;
    position: sticky;
    top: 0;
    z-index: 1030;
    box-shadow: 0 2px 16px rgba(15, 19, 40, 0.35);
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff !important;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.topbar-brand img {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
}

.topbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0 auto 0 10px;
    padding: 0;
    list-style: none;
    flex-wrap: wrap;
}

.top-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 15px;
    border-radius: 9px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.92rem;
    font-weight: 600;
    border: none;
    background: transparent;
    transition: background 0.15s ease, color 0.15s ease;
    cursor: pointer;
    text-decoration: none;
}

.top-link:hover {
    background: rgba(255, 255, 255, 0.09);
    color: #fff;
}

.top-link.active {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    box-shadow: inset 0 -2px 0 var(--accent-2);
}

.top-link i { font-size: 1rem; }

.topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}

/* Digitalni sat */
.digital-clock {
    text-align: right;
    line-height: 1.15;
    padding: 4px 12px;
    border-right: 1px solid rgba(255, 255, 255, 0.15);
    user-select: none;
}

.clock-time {
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    font-size: 0.98rem;
    color: #fff;
    letter-spacing: 0.05em;
}

.clock-date {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.55);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Korisnik */
.user-chip {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 5px 12px 5px 5px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.user-chip .avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.02em;
}

.user-chip .user-name {
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.1;
    white-space: nowrap;
}

.user-chip .user-role {
    font-size: 0.62rem;
    color: rgba(255, 255, 255, 0.55);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.1;
}

.admin-badge {
    background: var(--accent-2);
    color: #fff;
    font-size: 0.58rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 5px;
    letter-spacing: 0.06em;
}

.btn-topbar-logout {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(220, 38, 38, 0.16);
    border: 1px solid rgba(220, 38, 38, 0.35);
    color: #FCA5A5;
    padding: 8px 14px;
    border-radius: 9px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: background 0.15s ease, color 0.15s ease;
    cursor: pointer;
}

.btn-topbar-logout:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}


/* === GLAVNI SADRŽAJ (od ruba do ruba) ======================== */

.app-main {
    padding: clamp(16px, 2.5vw, 32px);
    max-width: none;
}

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}

.page-head h2, .page-head h1 {
    margin: 0;
    font-size: 1.45rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-head h2 i, .page-head h1 i { color: var(--accent); }

.page-head .subtitle {
    color: var(--text-2);
    font-size: 0.9rem;
    margin-top: 3px;
}

/* === KARTICE ================================================= */

.card {
    background: var(--surface);
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow);
}

.card-header {
    background: var(--surface) !important;
    border-bottom: 1px solid var(--border) !important;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    padding: 16px 20px;
    font-weight: 700;
    color: var(--ink);
}

.card-body { padding: 20px; }

.card-footer {
    background: #FAFBFD !important;
    border-top: 1px solid var(--border) !important;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
}

/* Statistička pločica */
.stat-tile {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    height: 100%;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stat-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-tile .stat-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--accent-soft);
    color: var(--accent);
    flex-shrink: 0;
}

.stat-tile.stat-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    border: none;
    color: #fff;
}

.stat-tile.stat-primary .stat-icon { background: rgba(255,255,255,0.18); color: #fff; }
.stat-tile.stat-primary .stat-value { color: #fff; }
.stat-tile.stat-primary .stat-label { color: rgba(255,255,255,0.75); }

.stat-tile .stat-value {
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.1;
}

.stat-tile .stat-label {
    font-size: 0.78rem;
    color: var(--text-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* === GUMBOVI ================================================= */

.btn {
    border-radius: 9px;
    font-weight: 600;
    padding: 8px 16px;
    font-size: 0.9rem;
    transition: all 0.15s ease;
    box-shadow: none;
}

.btn:focus { box-shadow: 0 0 0 3px rgba(76, 99, 210, 0.25); }

.btn-primary {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: #fff !important;
}

.btn-primary:hover, .btn-primary:active {
    background: var(--accent-hover) !important;
    border-color: var(--accent-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(76, 99, 210, 0.35);
}

.btn-secondary, .btn-light {
    background: var(--surface) !important;
    border: 1px solid var(--border-strong) !important;
    color: var(--text) !important;
}

.btn-secondary:hover, .btn-light:hover {
    background: var(--bg) !important;
    border-color: var(--muted) !important;
}

.btn-success { background: var(--success) !important; border-color: var(--success) !important; }
.btn-success:hover { filter: brightness(0.92); }
.btn-danger { background: var(--danger) !important; border-color: var(--danger) !important; }
.btn-danger:hover { filter: brightness(0.92); }
.btn-warning { background: var(--warn) !important; border-color: var(--warn) !important; color: #fff !important; }
.btn-info { background: var(--accent-2) !important; border-color: var(--accent-2) !important; color: #fff !important; }

.btn-outline-primary {
    color: var(--accent) !important;
    border-color: var(--accent) !important;
    background: transparent !important;
}

.btn-outline-primary:hover {
    background: var(--accent-soft) !important;
}

.btn-outline-secondary {
    color: var(--text-2) !important;
    border-color: var(--border-strong) !important;
    background: var(--surface) !important;
}

.btn-outline-secondary:hover { background: var(--bg) !important; color: var(--ink) !important; }

.btn-outline-danger { color: var(--danger) !important; border-color: rgba(220,38,38,0.4) !important; }
.btn-outline-danger:hover { background: var(--danger) !important; color: #fff !important; }

.btn-sm { padding: 5px 11px; font-size: 0.82rem; border-radius: 8px; }
.btn-lg { padding: 12px 22px; font-size: 1rem; border-radius: 11px; }

/* === FORME =================================================== */

.form-label { font-weight: 600; color: var(--ink); font-size: 0.88rem; }

.form-control, .form-select {
    border: 1.5px solid var(--border-strong);
    border-radius: 9px;
    padding: 9px 13px;
    font-size: 0.92rem;
    color: var(--text);
    background: var(--surface);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(76, 99, 210, 0.15);
}

.form-control::placeholder { color: var(--muted); }

.form-text { color: var(--text-2); font-size: 0.8rem; }

.input-group-text {
    background: var(--bg);
    border: 1.5px solid var(--border-strong);
    color: var(--text-2);
    border-radius: 9px;
}

.form-check-input:checked { background-color: var(--accent); border-color: var(--accent); }

/* Search box */
.search-box {
    position: relative;
}

.search-box .form-control {
    padding-left: 40px;
    background: var(--surface);
}

.search-box > i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent);
    pointer-events: none;
    z-index: 5;
}

/* === TABLICE ================================================= */

.table {
    color: var(--text);
    border-color: var(--border);
    margin-bottom: 0;
}

.table thead th {
    background: #F8F9FC;
    color: var(--text-2);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border) !important;
    padding: 12px 16px;
    white-space: nowrap;
}

.table td {
    padding: 12px 16px;
    vertical-align: middle;
    border-color: var(--border);
    font-size: 0.9rem;
}

.table-hover tbody tr:hover { background: var(--accent-soft); }

.table-responsive {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--surface);
}

/* === ALERTI ================================================== */

.alert {
    border: none;
    border-radius: var(--radius);
    padding: 13px 18px;
    font-size: 0.92rem;
    font-weight: 500;
    box-shadow: var(--shadow);
}

.alert-success { background: var(--success-bg); color: #14532D; border-left: 4px solid var(--success); }
.alert-danger { background: var(--danger-bg); color: #7F1D1D; border-left: 4px solid var(--danger); }
.alert-warning { background: var(--warn-bg); color: #78350F; border-left: 4px solid var(--warn); }
.alert-info { background: var(--info-bg); color: #0C4A6E; border-left: 4px solid var(--info); }

/* === MODALI ================================================== */

.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border);
    padding: 18px 24px;
}

.modal-title { font-weight: 700; color: var(--ink); font-size: 1.05rem; }
.modal-title i { color: var(--accent); }
.modal-body { padding: 22px 24px; }
.modal-footer { border-top: 1px solid var(--border); padding: 14px 24px; }
.modal-backdrop.show { opacity: 0.45; }

/* === DROPDOWN ================================================ */

.dropdown-menu {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    padding: 6px;
    font-size: 0.9rem;
}

.dropdown-item {
    border-radius: 8px;
    padding: 8px 12px;
    font-weight: 500;
    color: var(--text);
}

.dropdown-item:hover { background: var(--accent-soft); color: var(--accent); }
.dropdown-item.text-danger:hover { background: var(--danger-bg); color: var(--danger) !important; }
.dropdown-divider { border-color: var(--border); margin: 5px 0; }

/* === BADGE / PILL ============================================ */

.badge { font-weight: 600; border-radius: 7px; }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.pill-public { background: var(--success-bg); color: var(--success); border: 1px solid rgba(22,163,74,0.25); }
.pill-private { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(220,38,38,0.25); }
.pill-restricted { background: var(--warn-bg); color: var(--warn); border: 1px solid rgba(217,119,6,0.3); }
.pill-neutral { background: var(--accent-soft); color: var(--accent); border: 1px solid rgba(76,99,210,0.2); }

/* === MAPA / SJEDNICA KARTICA ================================= */

.folder-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.folder-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(76, 99, 210, 0.35);
}

.folder-card .folder-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(76, 99, 210, 0.3);
    flex-shrink: 0;
}

/* === DOKUMENT REDAK ========================================== */

.doc-row {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.doc-row:hover {
    border-color: rgba(76, 99, 210, 0.4);
    box-shadow: var(--shadow-md);
}

.doc-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
}

.doc-icon.pdf { background: #FDEEEE; color: #DC2626; }
.doc-icon.word { background: #EAF2FD; color: #2563EB; }
.doc-icon.excel { background: #EBF7EF; color: #16A34A; }
.doc-icon.other { background: var(--bg); color: var(--text-2); }

.doc-name {
    font-weight: 600;
    color: var(--ink);
    font-size: 0.93rem;
    line-height: 1.35;
    word-break: break-word;
}

.doc-meta {
    font-size: 0.78rem;
    color: var(--text-2);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.doc-ext {
    display: inline-block;
    font-size: 0.66rem;
    font-weight: 800;
    padding: 2px 7px;
    border-radius: 5px;
    letter-spacing: 0.04em;
}

.doc-ext.pdf { background: #FDEEEE; color: #DC2626; }
.doc-ext.word { background: #EAF2FD; color: #2563EB; }
.doc-ext.excel { background: #EBF7EF; color: #16A34A; }
.doc-ext.other { background: var(--bg); color: var(--text-2); }

/* === EMPTY STATE ============================================= */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-2);
}

.empty-state .empty-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

/* === FOOTER ================================================== */

.app-footer {
    text-align: center;
    padding: 18px;
    color: var(--muted);
    font-size: 0.78rem;
}

.app-footer a { color: var(--accent); font-weight: 600; }

/* === POMOĆNE ================================================= */

.error-banner {
    background: var(--danger-bg);
    color: #7F1D1D;
    border-left: 4px solid var(--danger);
    padding: 12px 18px;
    border-radius: var(--radius);
    margin: 14px 0;
    font-weight: 600;
}

.debug-info {
    background: #FFF7D6;
    border: 1px solid #F0DC8C;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    margin: 10px;
}

.clock-time.tick { opacity: 0.85; }

/* === RESPONSIVE ============================================== */

@media (max-width: 1100px) {
    .digital-clock { display: none; }
}

@media (max-width: 900px) {
    .user-chip .user-name, .user-chip .user-role { display: none; }
    .user-chip { padding: 4px; background: transparent; border: none; }
    .top-link span { display: none; }
    .top-link { padding: 9px 12px; }
    .top-link i { font-size: 1.15rem; }
    .btn-topbar-logout span { display: none; }
}

@media (max-width: 576px) {
    .topbar { min-height: 56px; gap: 8px; }
    .topbar-brand span { display: none; }
    .app-main { padding: 12px; }
}