/* =========================================
   Kapadokya Studio CRM — Custom Styles
   ========================================= */

/* --- CSS Variables (Themes) --- */
:root {
    --bg: #050508;
    --card: #0d0d18;
    --card2: #111120;
    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.12);
    --fg: #f0f0f8;
    --muted: rgba(255, 255, 255, 0.55);
    --faint: rgba(255, 255, 255, 0.3);
    --surface: rgba(255, 255, 255, 0.04);
    --surface-hover: rgba(255, 255, 255, 0.07);
    --accent: #6366f1;
    --accent-hover: #5254cc;
    --accent-light: rgba(99, 102, 241, 0.12);
    --accent-text: #a5b4fc;
    --sidebar-w: 240px;
    --topbar-h: 60px;
    --radius: 10px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

html.light {
    --bg: #f0f0f7;
    --card: #ffffff;
    --card2: #f6f6fc;
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.14);
    --fg: #0d0d18;
    --muted: rgba(0, 0, 0, 0.55);
    --faint: rgba(0, 0, 0, 0.35);
    --surface: rgba(0, 0, 0, 0.03);
    --surface-hover: rgba(0, 0, 0, 0.06);
    --accent-text: #4f46e5;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

/* --- Base --- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-w);
    background: var(--card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 50;
    transition: transform .25s ease;
}

.sidebar-logo {
    padding: 18px 16px 14px;
    border-bottom: 1px solid var(--border);
}

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    line-height: 1.2;
}

.logo-primary {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--fg);
    letter-spacing: -0.01em;
}

.logo-secondary {
    display: block;
    font-size: 11px;
    color: var(--muted);
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
}

.nav-group-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--faint);
    padding: 6px 8px 4px;
    margin-bottom: 2px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border-radius: 8px;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--muted);
    transition: all .15s ease;
    margin-bottom: 2px;
}

.nav-link:hover {
    background: var(--surface-hover);
    color: var(--fg);
}

.nav-link.active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-icon {
    width: 17px;
    height: 17px;
    flex-shrink: 0;
}

.sidebar-user {
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
}

.user-avatar-default {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    display: block;
    font-size: 11px;
    color: var(--muted);
}

.user-settings-btn {
    padding: 4px;
    color: var(--muted);
    border-radius: 6px;
}

.user-settings-btn:hover {
    color: var(--fg);
    background: var(--surface-hover);
}

/* --- Main Content --- */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main#main {
    flex: 1;
    padding: 24px;
}

/* --- Topbar --- */
.topbar {
    height: var(--topbar-h);
    background: var(--card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(12px);
}

.topbar-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--fg);
    flex: 1;
    margin: 0;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-btn {
    display: flex;
    align-items: center;
    gap-6px;
    padding: 7px 10px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--muted);
    cursor: pointer;
    font-size: 13px;
    transition: all .15s;
}

.topbar-btn:hover {
    background: var(--surface-hover);
    color: var(--fg);
    border-color: var(--border-strong);
}

.topbar-avatar-btn {
    padding: 2px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color .15s;
}

.topbar-avatar-btn:hover {
    border-color: var(--accent);
}

.topbar-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    z-index: 100;
    overflow: hidden;
}

.topbar-dropdown-header {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}

.topbar-dropdown-header strong {
    display: block;
    font-size: 13px;
    color: var(--fg);
}

.topbar-dropdown-header span {
    display: block;
    font-size: 12px;
    color: var(--muted);
    margin-top: 1px;
}

.topbar-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    font-size: 13.5px;
    color: var(--muted);
    transition: all .1s;
}

.topbar-dropdown-item:hover {
    background: var(--surface-hover);
    color: var(--fg);
}

.mobile-menu-btn {
    display: none;
    padding: 6px;
    color: var(--muted);
    cursor: pointer;
    border: none;
    background: none;
}

.kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    font-size: 11px;
    font-family: inherit;
    color: var(--faint);
    margin-left: 4px;
}

/* --- Cards --- */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.card-sm {
    padding: 16px;
}

.card-lg {
    padding: 28px;
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--muted);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 9px 12px;
    font-size: 14px;
    font-family: inherit;
    color: var(--fg);
    transition: all .15s;
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent);
    background: var(--accent-light);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, .12);
}

.form-select option {
    background: var(--card);
}

.form-textarea {
    resize: vertical;
    min-height: 90px;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--faint);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 16px;
    border-radius: 8px;
    font-size: 13.5px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    border: none;
    transition: all .15s;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    color: var(--fg);
}

.btn-danger {
    background: rgba(239, 68, 68, .12);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, .2);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, .2);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-xs {
    padding: 4px 10px;
    font-size: 12px;
    border-radius: 6px;
}

.btn-icon {
    padding: 8px;
}

/* --- Tables --- */
.table-wrap {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
}

table.data-table thead {
    background: var(--surface);
}

table.data-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    border-bottom: 1px solid var(--border);
}

table.data-table td {
    padding: 12px 14px;
    font-size: 13.5px;
    color: var(--fg);
    border-bottom: 1px solid var(--border);
}

table.data-table tr:last-child td {
    border-bottom: none;
}

table.data-table tbody tr:hover {
    background: var(--surface);
}

/* --- Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-green {
    background: rgba(34, 197, 94, .12);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, .2);
}

.badge-red {
    background: rgba(239, 68, 68, .12);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, .2);
}

.badge-yellow {
    background: rgba(234, 179, 8, .12);
    color: #facc15;
    border: 1px solid rgba(234, 179, 8, .2);
}

.badge-blue {
    background: rgba(59, 130, 246, .12);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, .2);
}

.badge-indigo {
    background: rgba(99, 102, 241, .12);
    color: var(--accent-text);
    border: 1px solid rgba(99, 102, 241, .2);
}

.badge-gray {
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--border);
}

.badge-purple {
    background: rgba(168, 85, 247, .12);
    color: #d8b4fe;
    border: 1px solid rgba(168, 85, 247, .2);
}

.badge-orange {
    background: rgba(249, 115, 22, .12);
    color: #fb923c;
    border: 1px solid rgba(249, 115, 22, .2);
}

/* --- Stat cards --- */
.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .04em;
}

.stat-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--fg);
    line-height: 1.2;
    margin-top: 2px;
}

.stat-sub {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
}

/* --- Page header --- */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--fg);
    margin: 0;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
}

.page-btn {
    padding: 6px 12px;
    border-radius: 7px;
    font-size: 13px;
    font-weight: 500;
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: all .15s;
}

.page-btn:hover {
    background: var(--surface-hover);
    color: var(--fg);
}

.page-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* --- Flash messages --- */
.flash {
    padding: 12px 16px;
    border-radius: 9px;
    font-size: 13.5px;
    margin-bottom: 16px;
}

.flash-success {
    background: rgba(34, 197, 94, .1);
    border: 1px solid rgba(34, 197, 94, .2);
    color: #4ade80;
}

.flash-error {
    background: rgba(239, 68, 68, .1);
    border: 1px solid rgba(239, 68, 68, .2);
    color: #f87171;
}

.flash-info {
    background: rgba(59, 130, 246, .1);
    border: 1px solid rgba(59, 130, 246, .2);
    color: #93c5fd;
}

/* --- Search modal --- */
.search-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, .7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 80px;
}

.search-modal {
    width: 100%;
    max-width: 560px;
    background: var(--card);
    border: 1px solid var(--border-strong);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}

.search-input-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.search-icon {
    color: var(--muted);
    flex-shrink: 0;
}

.search-input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    font-size: 15px;
    color: var(--fg);
    font-family: inherit;
}

.search-input::placeholder {
    color: var(--faint);
}

.search-results {
    max-height: 380px;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
    cursor: pointer;
    transition: background .1s;
    text-decoration: none;
    color: var(--fg);
}

.search-result-item:hover {
    background: var(--surface-hover);
}

.search-result-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.search-result-label {
    font-size: 13.5px;
    font-weight: 500;
}

.search-result-sub {
    font-size: 12px;
    color: var(--muted);
}

.search-empty {
    padding: 32px;
    text-align: center;
    color: var(--muted);
    font-size: 14px;
}

/* --- Kanban --- */
.kanban-board {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 16px;
    align-items: flex-start;
}

.kanban-col {
    min-width: 270px;
    max-width: 270px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    gap: 0;
    flex-shrink: 0;
}

.kanban-col-header {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 12.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kanban-cards {
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 60px;
}

.kanban-card {
    background: var(--card2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    cursor: grab;
}

.kanban-card:active {
    cursor: grabbing;
    opacity: .8;
}

.kanban-card-title {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--fg);
    margin-bottom: 4px;
}

.kanban-card-customer {
    font-size: 12px;
    color: var(--muted);
}

.kanban-card-value {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-text);
    margin-top: 8px;
}

.kanban-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 8px;
}

/* --- Avatar --- */
.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.avatar-sm {
    width: 28px;
    height: 28px;
}

.avatar-lg {
    width: 60px;
    height: 60px;
}

.avatar-placeholder {
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

/* --- Empty state --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--muted);
}

.empty-state svg {
    opacity: .3;
    margin: 0 auto 16px;
    display: block;
}

.empty-state p {
    font-size: 14px;
    margin: 0 0 16px;
}

/* --- Timeline (activity feed) --- */
.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    display: flex;
    gap: 16px;
    padding: 0 0 20px;
    position: relative;
}

.timeline-dot {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    border: 2px solid var(--bg);
}

.timeline-content {
    flex: 1;
}

.timeline-title {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--fg);
}

.timeline-sub {
    font-size: 12px;
    color: var(--muted);
    margin-top: 2px;
}

/* --- Tags --- */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 500;
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--border);
    gap: 4px;
}

/* --- Divider --- */
.divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 20px 0;
}

/* --- Utility --- */
.text-muted {
    color: var(--muted) !important;
}

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

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

/* --- Mobile responsive --- */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(calc(-1 * var(--sidebar-w)));
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: 0 0 0 100vw rgba(0, 0, 0, .5);
    }

    .main-content {
        margin-left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    main#main {
        padding: 16px;
    }

    .kanban-board {
        padding-bottom: 24px;
    }
}