/* =====================================================
   GONÇALO OFFICE – Custom Design System
   Bootstrap 5 base, sem Argon Dashboard CDN
   ===================================================== */

:root {
    --gc-dark:      #1a1a1a;
    --gc-dark2:     #2c2c2c;
    --gc-red:       #c0392b;
    --gc-red-hover: #a93226;
    --gc-sidebar-w: 240px;
    --gc-topbar-h:  56px;
}

/* ===== LAYOUT ===== */
body.gc-layout {
    background: #f0f2f5;
    font-family: "Open Sans", sans-serif;
    font-size: 0.875rem;
}

.gc-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--gc-sidebar-w);
    height: 100vh;
    background: linear-gradient(180deg, #1a1a1a 0%, #2c2c2c 100%);
    box-shadow: 4px 0 20px rgba(0,0,0,0.3);
    z-index: 1040;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

.gc-main {
    margin-left: var(--gc-sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.gc-main-full {
    margin-left: 0;
}

/* ===== SIDEBAR BRAND ===== */
.gc-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 16px;
    text-decoration: none;
}

.gc-sidebar-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    flex-shrink: 0;
    filter: drop-shadow(0 0 6px rgba(192,57,43,0.5));
}

.gc-sidebar-brand span {
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    line-height: 1.25;
}

.gc-sidebar-divider {
    border-color: rgba(255,255,255,0.12);
    margin: 4px 16px;
}

/* ===== SIDEBAR NAV ===== */
.gc-sidebar-nav {
    list-style: none;
    padding: 4px 8px;
    margin: 0;
    flex: 1;
}

.gc-sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 8px;
    color: rgba(255,255,255,0.72);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
    margin-bottom: 2px;
}

.gc-sidebar-nav li a i {
    width: 18px;
    text-align: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.gc-sidebar-nav li a:hover {
    background: rgba(192,57,43,0.2);
    color: #fff;
}

.gc-sidebar-nav li a.active {
    background: linear-gradient(135deg, #c0392b 0%, #e74c3c 100%);
    color: #fff;
    box-shadow: 0 3px 10px rgba(192,57,43,0.4);
}

.gc-sidebar-sep {
    padding: 4px 0;
}

/* Mobile sidebar */
@media (max-width: 1199px) {
    .gc-sidebar {
        transform: translateX(calc(-1 * var(--gc-sidebar-w)));
        transition: transform 0.25s ease;
    }
    .gc-sidebar.gc-sidebar-open {
        transform: translateX(0);
    }
    .gc-main {
        margin-left: 0;
    }
}

/* ===== TOP BAR ===== */
.gc-topbar {
    height: var(--gc-topbar-h);
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.gc-topbar-toggle {
    background: none;
    border: none;
    color: #555;
    font-size: 1.1rem;
    padding: 4px 8px;
    cursor: pointer;
}

.gc-topbar .breadcrumb {
    font-size: 0.8rem;
    margin: 0;
}

.gc-topbar .breadcrumb-item a {
    color: #888;
    text-decoration: none;
}

.gc-topbar .breadcrumb-item.active {
    color: #333;
}

.gc-topbar-user {
    font-size: 0.8rem;
    color: #555;
    white-space: nowrap;
}

/* ===== CONTENT ===== */
.gc-content {
    padding: 20px;
    flex: 1;
}

/* ===== FOOTER ===== */
.gc-footer {
    padding: 12px 20px;
    border-top: 1px solid rgba(0,0,0,0.07);
    text-align: center;
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.07);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    padding: 12px 16px;
}

.card-header.bg-dark,
.card-header.gc-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2c2c2c 100%) !important;
    color: #fff;
    border-bottom: none;
}

.card-body {
    padding: 14px 16px;
}

/* ===== TABLES ===== */
.table {
    font-size: 0.8rem;
    margin-bottom: 0;
}

.table thead th {
    background: #1a1a1a;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 8px 10px;
    white-space: nowrap;
    border: none;
}

.table tbody td {
    padding: 6px 10px;
    vertical-align: middle;
    border-color: #f0f0f0;
}

.table tbody tr:hover {
    background: rgba(192,57,43,0.04);
}

/* ===== BUTTONS ===== */
.btn {
    font-weight: 600;
    border-radius: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, #c0392b 0%, #e74c3c 100%);
    border-color: #c0392b;
    color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, #a93226 0%, #c0392b 100%);
    border-color: #a93226;
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, #9b2226 0%, #c0392b 100%);
    border-color: #9b2226;
    color: #fff;
}

.btn-sm {
    padding: 3px 10px;
    font-size: 0.75rem;
}

/* ===== BADGES ===== */
.badge.bg-primary {
    background: var(--gc-red) !important;
}

/* ===== LINKS ===== */
a {
    color: var(--gc-red);
}
a:hover {
    color: var(--gc-red-hover);
}

/* ===== ALERTS ===== */
.alert-warning {
    background: #fff3cd;
    border-color: #ffc107;
    color: #664d03;
}

/* ===== FORM ===== */
.form-control:focus,
.form-select:focus {
    border-color: var(--gc-red);
    box-shadow: 0 0 0 0.2rem rgba(192,57,43,0.15);
}