/* ==========================================================================
   ROMOTANA Summit 2026 — Admin Panel Styles
   Matches the main site's design language: dark navy, gold accents, Inter font
   ========================================================================== */

:root {
    --navy-dark: #0D1B2A;
    --navy-mid: #1B2A3E;
    --royal-blue: #1B4F72;
    --eu-blue: #003399;
    --blue-light: #2980B9;
    --gold: #C9A227;
    --gold-light: #D4AF37;
    --red: #B71C1C;
    --red-light: #FEF2F2;
    --green: #10B981;
    --green-light: #ECFDF5;
    --orange: #F59E0B;
    --orange-light: #FFFBEB;
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --sidebar-width: 240px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: 14px;
    line-height: 1.5;
    /* Prevent pull-to-refresh on mobile while allowing normal scroll */
    overscroll-behavior-y: contain;
    /* Samsung Internet: remove blue tap highlight */
    -webkit-tap-highlight-color: transparent;
}

/* ==========================================================================
   Login View
   ========================================================================== */

.login-view {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--royal-blue) 50%, var(--navy-dark) 100%);
    padding: 20px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
}

.login-header {
    background: var(--navy-dark);
    padding: 32px;
    text-align: center;
    border-bottom: 3px solid var(--gold);
}

.login-logo {
    height: 48px;
    margin-bottom: 16px;
}

.login-header h1 {
    color: var(--gold);
    font-size: 20px;
    font-weight: 600;
    margin: 0;
}

.login-header p {
    color: var(--gray-400);
    font-size: 13px;
    margin-top: 4px;
}

.login-form {
    padding: 32px;
}

.login-field {
    margin-bottom: 20px;
}

.login-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.login-field input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 14px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.login-field input:focus {
    outline: none;
    border-color: var(--eu-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 153, 0.1);
}

.login-error {
    background: var(--red-light);
    color: var(--red);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 16px;
    border: 1px solid #FECACA;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: var(--eu-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.login-btn:hover { background: #002277; }
.login-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* ==========================================================================
   Admin Layout
   ========================================================================== */

.admin-layout {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--navy-dark);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    border-right: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}

.sidebar-brand {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-logo {
    height: 32px;
}

.sidebar-brand span {
    color: var(--gold);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
}

.sidebar-footer {
    padding: 12px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--gray-400);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.15s;
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-item:hover {
    color: var(--white);
    background: rgba(255,255,255,0.05);
}

.nav-item.active {
    color: var(--gold);
    background: rgba(201, 162, 39, 0.1);
    border-right: 3px solid var(--gold);
}

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

.top-bar {
    display: flex;
    align-items: center;
    padding: 16px 24px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 50;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-right: 12px;
}

.sidebar-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--gray-600);
}

.top-bar h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--navy-dark);
}

.top-bar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}

.admin-user {
    font-size: 13px;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: 4px 12px;
    border-radius: 20px;
}

.content-area {
    flex: 1;
    padding: 24px;
}

/* ==========================================================================
   Analytics Dashboard
   ========================================================================== */

.analytics-dashboard {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.analytics-hero {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    padding: 28px;
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at top right, rgba(201, 162, 39, 0.16), transparent 36%),
        linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-mid) 54%, #243a55 100%);
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.analytics-kicker {
    color: var(--gold-light);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.analytics-hero h3 {
    font-size: 28px;
    line-height: 1.15;
    margin-bottom: 10px;
    max-width: 720px;
}

.analytics-hero p {
    color: rgba(255,255,255,0.78);
    max-width: 700px;
}

.analytics-hero-controls {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 240px;
}

.analytics-hero-note {
    color: rgba(255,255,255,0.72);
    font-size: 12px;
    line-height: 1.5;
}

.analytics-range-selector {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.analytics-range-btn {
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.88);
    padding: 8px 14px;
    border-radius: 999px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: background 0.15s, transform 0.15s, border-color 0.15s;
}

.analytics-range-btn:hover {
    background: rgba(255,255,255,0.14);
    transform: translateY(-1px);
}

.analytics-range-btn.active {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--navy-dark);
}

.analytics-metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.analytics-metric {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.analytics-metric::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 4px;
    background: var(--eu-blue);
}

.analytics-metric-blue::before { background: var(--eu-blue); }
.analytics-metric-gold::before { background: var(--gold); }
.analytics-metric-slate::before { background: var(--gray-600); }
.analytics-metric-green::before { background: var(--green); }
.analytics-metric-violet::before { background: #7C3AED; }
.analytics-metric-rose::before { background: #E11D48; }

.analytics-metric-label {
    color: var(--gray-500);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 8px;
}

.analytics-metric-value {
    color: var(--navy-dark);
    font-size: 30px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
}

.analytics-metric-hint {
    color: var(--gray-500);
    font-size: 12px;
}

.analytics-grid {
    display: grid;
    gap: 24px;
}

.analytics-grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.analytics-span-two {
    grid-column: 1 / -1;
}

.analytics-grid-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.analytics-panel {
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.analytics-panel-header {
    align-items: flex-start;
}

.analytics-panel-header h3 {
    margin-bottom: 6px;
}

.analytics-panel-subtitle {
    color: var(--gray-500);
    font-size: 12px;
    line-height: 1.45;
}

.analytics-panel-accent {
    background: linear-gradient(180deg, #F8FBFF 0%, #FFFFFF 100%);
}

.analytics-panel-dark {
    background: linear-gradient(135deg, #132235 0%, #1B2A3E 100%);
    color: var(--white);
}

.analytics-panel-dark .analytics-panel-header,
.analytics-panel-dark .analytics-panel-body {
    border-color: rgba(255,255,255,0.08);
}

.analytics-panel-dark .analytics-panel-subtitle,
.analytics-panel-dark .analytics-subhead,
.analytics-panel-dark .analytics-stack-value span {
    color: rgba(255,255,255,0.66);
}

.analytics-panel-dark .analytics-subhead {
    color: rgba(255,255,255,0.78);
}

.analytics-panel-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.analytics-legend {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    font-size: 12px;
    color: var(--gray-500);
}

.analytics-dot {
    width: 10px;
    height: 10px;
    display: inline-block;
    border-radius: 50%;
    margin-right: 7px;
    background: var(--gray-400);
}

.analytics-dot.views,
.analytics-dot.blue { background: var(--eu-blue); }
.analytics-dot.requests,
.analytics-dot.gold { background: var(--gold); }
.analytics-dot.green { background: var(--green); }
.analytics-dot.rose { background: #E11D48; }
.analytics-dot.slate { background: var(--gray-500); }

.analytics-activity-chart,
.analytics-hour-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    min-height: 220px;
}

.analytics-activity-col,
.analytics-hour-col {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.analytics-activity-bars,
.analytics-hour-bar-wrap {
    width: 100%;
    background: linear-gradient(180deg, var(--gray-100) 0%, var(--gray-50) 100%);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 4px;
    padding: 10px 8px;
}

.analytics-activity-bars {
    height: 190px;
}

.analytics-hour-bar-wrap {
    height: 140px;
    padding: 8px 6px;
}

.analytics-activity-bar,
.analytics-hour-bar {
    border-radius: 8px 8px 4px 4px;
    transition: height 0.25s ease;
}

.analytics-activity-bar-views {
    width: 56%;
    background: linear-gradient(180deg, #3A78FF 0%, var(--eu-blue) 100%);
}

.analytics-activity-bar-requests {
    width: 28%;
    background: linear-gradient(180deg, #EBCB70 0%, var(--gold) 100%);
}

.analytics-hour-bar {
    width: 100%;
    background: linear-gradient(180deg, #EBCB70 0%, var(--gold) 100%);
}

.analytics-activity-label,
.analytics-hour-label {
    color: var(--gray-500);
    font-size: 10px;
    line-height: 1;
}

.analytics-progress-item {
    margin-bottom: 12px;
}

.analytics-progress-head,
.analytics-funnel-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    font-size: 12px;
    color: var(--gray-600);
    margin-bottom: 6px;
}

.analytics-progress-head strong,
.analytics-funnel-top strong {
    color: var(--navy-dark);
    font-size: 13px;
}

.analytics-panel-dark .analytics-funnel-top strong,
.analytics-panel-dark .analytics-stack-value {
    color: var(--white);
}

.analytics-progress-track,
.analytics-funnel-track {
    width: 100%;
    height: 10px;
    background: var(--gray-200);
    border-radius: 999px;
    overflow: hidden;
}

.analytics-progress-fill,
.analytics-funnel-fill {
    height: 100%;
    border-radius: inherit;
}

.analytics-progress-fill.blue { background: linear-gradient(90deg, #76A8FF 0%, var(--eu-blue) 100%); }
.analytics-progress-fill.gold { background: linear-gradient(90deg, #F5DE96 0%, var(--gold) 100%); }
.analytics-progress-fill.green { background: linear-gradient(90deg, #6EE7B7 0%, var(--green) 100%); }
.analytics-progress-fill.rose { background: linear-gradient(90deg, #FDA4AF 0%, #E11D48 100%); }

.analytics-funnel-fill.start { background: linear-gradient(90deg, #93C5FD 0%, #3B82F6 100%); }
.analytics-funnel-fill.submit { background: linear-gradient(90deg, #FCD34D 0%, #F59E0B 100%); }
.analytics-funnel-fill.verify { background: linear-gradient(90deg, #86EFAC 0%, #10B981 100%); }
.analytics-funnel-fill.saved { background: linear-gradient(90deg, #C4B5FD 0%, #7C3AED 100%); }

.analytics-funnel-step {
    margin-bottom: 14px;
}

.analytics-funnel-top em {
    font-style: normal;
    font-size: 11px;
    color: var(--gray-500);
    margin-left: 8px;
}

.analytics-subhead {
    color: var(--gray-700);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    margin-bottom: 12px;
}

.analytics-split,
.analytics-double-stack {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.analytics-triple {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.analytics-stack-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.analytics-stack-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
}

.analytics-stack-label {
    color: inherit;
    display: flex;
    align-items: center;
}

.analytics-stack-value {
    color: var(--navy-dark);
    font-weight: 700;
    white-space: nowrap;
}

.analytics-stack-value span {
    color: var(--gray-500);
    font-weight: 500;
    margin-left: 8px;
}

.analytics-empty {
    color: var(--gray-400);
    font-size: 13px;
}

.analytics-table-wrap {
    overflow-x: auto;
}

.analytics-table .analytics-num,
.analytics-num {
    text-align: right;
}

.analytics-network-grid {
    display: grid;
    grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.analytics-ip-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.analytics-ip-item {
    border: 1px solid rgba(13, 27, 42, 0.08);
    border-radius: 14px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%);
    overflow: hidden;
}

.analytics-ip-summary {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    cursor: pointer;
    list-style: none;
}

.analytics-ip-summary::-webkit-details-marker {
    display: none;
}

.analytics-ip-item[open] .analytics-ip-summary {
    border-bottom: 1px solid rgba(13, 27, 42, 0.08);
}

.analytics-ip-rank {
    flex: 0 0 auto;
    min-width: 42px;
    height: 42px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(201, 162, 39, 0.14);
    color: var(--gold-dark);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.4px;
}

.analytics-ip-main {
    min-width: 0;
    flex: 1 1 auto;
}

.analytics-ip-address {
    color: var(--navy-dark);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.analytics-ip-meta {
    margin-top: 4px;
    color: var(--gray-500);
    font-size: 12px;
}

.analytics-ip-badge {
    flex: 0 0 auto;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--navy-dark);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
}

.analytics-ip-detail {
    padding: 12px 14px 14px;
    background: rgba(13, 27, 42, 0.02);
}

.analytics-ip-detail-title {
    margin-bottom: 8px;
    color: var(--gray-500);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.analytics-ip-pages {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.analytics-ip-page-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 10px;
    background: var(--white);
}

.analytics-ip-page-path {
    color: var(--navy-dark);
    font-size: 12px;
    font-weight: 600;
    word-break: break-word;
}

.analytics-ip-page-count {
    color: var(--gray-500);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.analytics-ip-pages-empty {
    color: var(--gray-500);
    font-size: 12px;
}

.analytics-visitor-time {
    color: var(--navy-dark);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.analytics-visitor-page {
    margin-top: 4px;
    color: var(--gray-500);
    font-size: 12px;
    word-break: break-word;
}

.analytics-ip-code {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 8px;
    background: rgba(13, 27, 42, 0.06);
    color: var(--navy-dark);
    font-size: 12px;
    white-space: nowrap;
}

.analytics-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.analytics-tech-pill {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2px;
    white-space: nowrap;
}

.analytics-tech-browser {
    background: rgba(27, 79, 114, 0.12);
    color: #1B4F72;
}

.analytics-tech-os {
    background: rgba(201, 162, 39, 0.14);
    color: #8A6A00;
}

.analytics-tech-device {
    background: rgba(30, 136, 93, 0.12);
    color: #1E885D;
}

.analytics-visitor-table {
    table-layout: fixed;
    width: 100%;
}

.analytics-visitor-table th,
.analytics-visitor-table td {
    text-align: left;
    vertical-align: middle;
}

.analytics-visitor-col-time {
    width: 30%;
}

.analytics-visitor-col-ip {
    width: 24%;
}

.analytics-visitor-col-tech {
    width: 32%;
}

.analytics-visitor-col-region {
    width: 14%;
}

@media (max-width: 1200px) {
    .analytics-grid-three,
    .analytics-triple,
    .analytics-network-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .analytics-hero,
    .analytics-grid-two,
    .analytics-split,
    .analytics-double-stack {
        grid-template-columns: 1fr;
        display: grid;
    }

    .analytics-hero {
        align-items: stretch;
    }

    .analytics-hero-controls {
        min-width: 0;
    }
}

@media (max-width: 640px) {
    .analytics-hero {
        padding: 20px;
    }

    .analytics-hero h3 {
        font-size: 22px;
    }

    .analytics-metric-grid {
        grid-template-columns: 1fr 1fr;
    }

    .analytics-activity-chart,
    .analytics-hour-chart {
        gap: 4px;
    }

    .analytics-activity-bars {
        height: 150px;
        padding: 8px 4px;
    }

    .analytics-hour-bar-wrap {
        height: 110px;
        padding: 6px 4px;
    }

    .analytics-activity-label,
    .analytics-hour-label {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .analytics-metric-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Dashboard
   ========================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.stat-card .stat-label {
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy-dark);
}

.stat-card.pending .stat-value { color: var(--orange); }
.stat-card.approved .stat-value { color: var(--green); }
.stat-card.denied .stat-value { color: var(--red); }

.panel {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.panel-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy-dark);
}

.panel-body {
    padding: 20px;
}

/* Re-apply analytics panel variants after base panel rules */
.panel.analytics-panel {
    margin-bottom: 0;
}

.panel.analytics-panel .panel-header.analytics-panel-header {
    align-items: flex-start;
}

.panel.analytics-panel .panel-header.analytics-panel-header h3 {
    color: var(--navy-dark);
}

.panel.analytics-panel-accent {
    background: linear-gradient(180deg, #F8FBFF 0%, #FFFFFF 100%);
}

.panel.analytics-panel-dark {
    background: linear-gradient(135deg, #132235 0%, #1B2A3E 100%);
    border-color: rgba(255,255,255,0.08);
    color: var(--white);
}

.panel.analytics-panel-dark .panel-header.analytics-panel-header,
.panel.analytics-panel-dark .panel-body.analytics-panel-body {
    border-color: rgba(255,255,255,0.08);
}

.panel.analytics-panel-dark .panel-header.analytics-panel-header h3,
.panel.analytics-panel-dark .analytics-stack-label,
.panel.analytics-panel-dark .analytics-stack-value,
.panel.analytics-panel-dark .analytics-funnel-top strong {
    color: var(--white);
}

/* ==========================================================================
   Data Table
   ========================================================================== */

.table-toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: 8px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 13px;
}

.search-input:focus {
    outline: none;
    border-color: var(--eu-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 153, 0.1);
}

.filter-select {
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 13px;
    background: var(--white);
    cursor: pointer;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.data-table th:hover {
    color: var(--navy-dark);
}

.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

.data-table tr:hover td {
    background: var(--gray-50);
}

/* Clickable rows */
.data-table tr.clickable-row {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.data-table tr.clickable-row:hover td {
    background: #EFF6FF;
}

.data-table tr.clickable-row:active td {
    background: #DBEAFE;
}

.data-table .name-cell {
    font-weight: 500;
    color: var(--navy-dark);
}

/* ==========================================================================
   Badges & Tags
   ========================================================================== */

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-pending { background: var(--orange-light); color: #B45309; }
.badge-approved { background: var(--green-light); color: #047857; }
.badge-denied { background: var(--red-light); color: var(--red); }
.badge-waitlisted { background: #EFF6FF; color: #1D4ED8; }

.badge-platinum { background: #F3F4F6; color: #374151; }
.badge-gold { background: #FFFBEB; color: #B45309; }
.badge-silver { background: #F8FAFC; color: #64748B; }
.badge-bronze { background: #FFF7ED; color: #9A3412; }
.badge-media_partner { background: #EFF6FF; color: #1D4ED8; }

.badge-active { background: var(--green-light); color: #047857; }
.badge-inactive { background: var(--gray-100); color: var(--gray-500); }

.interest-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    background: #EFF6FF;
    color: var(--eu-blue);
    margin: 1px 2px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.btn svg { width: 16px; height: 16px; }

.btn-primary { background: var(--eu-blue); color: var(--white); }
.btn-primary:hover { background: #002277; }

.btn-success { background: var(--green); color: var(--white); }
.btn-success:hover { background: #059669; }

.btn-danger { background: var(--red); color: var(--white); }
.btn-danger:hover { background: #991B1B; }

.btn-warning { background: var(--orange); color: var(--white); }
.btn-warning:hover { background: #D97706; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}
.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-sm { padding: 5px 10px; font-size: 12px; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ==========================================================================
   Detail View
   ========================================================================== */

.detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.detail-header .back-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-500);
    padding: 4px;
}

.detail-header .back-btn:hover { color: var(--navy-dark); }
.detail-header .back-btn svg { width: 24px; height: 24px; }

.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.detail-field {
    margin-bottom: 16px;
}

.detail-field .field-label {
    font-size: 11px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.detail-field .field-value {
    font-size: 14px;
    color: var(--navy-dark);
    font-weight: 500;
}

.detail-section {
    margin-bottom: 20px;
}

.detail-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--gray-200);
}

/* ==========================================================================
   Forms (Admin)
   ========================================================================== */

.admin-form-group {
    margin-bottom: 16px;
}

.admin-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.admin-form-group input,
.admin-form-group select,
.admin-form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 13px;
    font-family: inherit;
}

.admin-form-group input:focus,
.admin-form-group select:focus,
.admin-form-group textarea:focus {
    outline: none;
    border-color: var(--eu-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 153, 0.1);
}

.form-row-admin {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-row-admin.cols-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

/* ==========================================================================
   Modal
   ========================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 20px;
    /* Prevent iOS rubber-band scrolling on overlay */
    overscroll-behavior: contain;
}

/* Lock body scroll when modal is open */
body.modal-open {
    overflow: hidden;
    /* iOS Safari: prevent background scroll */
    position: fixed;
    width: 100%;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy-dark);
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-400);
    padding: 8px;
    margin: -8px;
}

.modal-close:hover { color: var(--gray-700); }
.modal-close svg { width: 20px; height: 20px; }

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    flex-shrink: 0;
}

/* Modal section titles (Company Info, Contact, Address) */
.modal-section-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-400);
    margin: 16px 0 8px;
}

/* Logo/photo upload row */
.modal-upload-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
}

/* Half-width form group */
.modal-half-width {
    max-width: calc(50% - 8px);
}

/* ==========================================================================
   Confirm Dialog (custom replacement for browser confirm/alert)
   ========================================================================== */

.confirm-dialog {
    background: var(--white);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 420px;
    padding: 32px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.confirm-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.confirm-icon svg {
    width: 28px;
    height: 28px;
}

.confirm-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--navy-dark);
    margin: 0 0 10px;
}

.confirm-message {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0 0 24px;
}

.confirm-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.confirm-actions .btn {
    min-width: 120px;
    padding: 10px 20px;
    font-size: 14px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes scaleOut {
    from { opacity: 1; transform: scale(1) translateY(0); }
    to { opacity: 0; transform: scale(0.9) translateY(10px); }
}

/* ==========================================================================
   Audit Log
   ========================================================================== */

.log-entry {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 13px;
}

.log-entry:last-child { border-bottom: none; }

.log-time {
    color: var(--gray-400);
    font-size: 12px;
    white-space: nowrap;
    min-width: 140px;
}

.log-detail { color: var(--gray-600); }
.log-user { font-weight: 600; color: var(--navy-dark); }

/* ==========================================================================
   Sponsor Grid
   ========================================================================== */

.sponsor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.sponsor-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: box-shadow 0.15s;
}

.sponsor-card:hover {
    box-shadow: var(--shadow-md);
}

.sponsor-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.sponsor-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy-dark);
}

.sponsor-card .sponsor-meta {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 8px;
}

.sponsor-actions {
    display: flex;
    gap: 6px;
    margin-top: 12px;
}

/* Clickable cards (speakers, sponsors, program items) */
.clickable-card {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.clickable-card:hover {
    box-shadow: 0 2px 8px rgba(0, 51, 153, 0.1);
    border-color: var(--blue-light) !important;
}

.clickable-card:active {
    background: var(--gray-50) !important;
}

/* ==========================================================================
   Empty State
   ========================================================================== */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

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

/* ==========================================================================
   Toast / Notifications
   ========================================================================== */

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--navy-dark);
    color: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 13px;
    box-shadow: var(--shadow-lg);
    z-index: 300;
    animation: slideUp 0.3s ease;
}

.toast.success { border-left: 4px solid var(--green); }
.toast.error { border-left: 4px solid var(--red); }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: block;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .form-row-admin {
        grid-template-columns: 1fr;
    }

    .form-row-admin.cols-3 {
        grid-template-columns: 1fr;
    }

    .table-toolbar {
        flex-direction: column;
    }

    .search-input {
        min-width: 100%;
    }

    .data-table {
        display: block;
        overflow-x: auto;
    }

    /* Sidebar overlay backdrop */
    .sidebar-backdrop {
        display: none;
    }

    .sidebar-backdrop.active {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 99;
    }

    /* Modal: full width on tablets */
    .modal {
        max-width: calc(100% - 32px);
        max-height: 85vh;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-header {
        padding: 16px;
    }

    .modal-footer {
        padding: 12px 16px;
    }

    /* Approval modal radio labels: bigger touch targets */
    .modal label[style*="border:2px"],
    .modal label[style*="border: 2px"] {
        min-height: 44px;
    }

    /* Top bar */
    .top-bar {
        padding: 12px 16px;
    }

    .top-bar h2 {
        font-size: 16px;
    }

    /* Button group stacks */
    .btn-group {
        flex-direction: column;
    }

    .btn-group .btn {
        width: 100%;
        justify-content: center;
    }

    /* Confirm dialog */
    .confirm-dialog {
        max-width: calc(100% - 32px);
        padding: 24px;
    }

    .confirm-actions {
        flex-direction: column;
    }

    .confirm-actions .btn {
        min-width: unset;
        width: 100%;
    }

    /* Log entries */
    .log-entry {
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .content-area {
        padding: 12px;
    }

    .sponsor-grid {
        grid-template-columns: 1fr;
    }

    /* Login: tighter on small phones */
    .login-card {
        margin: 0 8px;
    }

    .login-header {
        padding: 24px 20px;
    }

    .login-form {
        padding: 24px 20px;
    }

    .login-btn {
        min-height: 44px;
    }

    /* Top bar compact */
    .top-bar {
        padding: 10px 12px;
    }

    .top-bar h2 {
        font-size: 14px;
    }

    .admin-user {
        font-size: 12px;
    }

    /* Buttons: min touch target */
    .btn {
        min-height: 40px;
        font-size: 12px;
        padding: 8px 12px;
    }

    .btn-sm {
        min-height: 36px;
    }

    /* Stat card compact */
    .stat-card {
        padding: 16px;
    }

    .stat-value {
        font-size: 24px;
    }

    /* Table: ensure readability */
    .data-table th,
    .data-table td {
        padding: 8px 10px;
        font-size: 12px;
    }

    /* Modal: full-screen on phones (native app feel) */
    .modal-overlay {
        padding: 0;
    }

    .modal {
        width: 100%;
        max-width: 100% !important;
        height: 100vh;
        height: 100dvh;
        max-height: none !important;
        border-radius: 0;
        margin: 0;
        animation: mobileSlideUp 0.25s ease-out;
    }

    @keyframes mobileSlideUp {
        from { transform: translateY(100%); }
        to { transform: translateY(0); }
    }

    .modal-header {
        padding: 0 16px;
        padding-top: env(safe-area-inset-top, 0px);
        min-height: 56px;
        border-bottom: 1px solid var(--gray-200);
        background: var(--white);
    }

    .modal-header h3 {
        font-size: 16px;
    }

    .modal-close {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 10px;
        margin: -10px;
    }

    .modal-close svg {
        width: 22px;
        height: 22px;
    }

    .modal-body {
        padding: 16px;
        flex: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-footer {
        padding: 12px 16px;
        /* Fallback for browsers without max() */
        padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
        background: var(--white);
        border-top: 1px solid var(--gray-200);
        box-shadow: 0 -2px 8px rgba(0,0,0,0.06);
    }

    .modal-footer .btn {
        flex: 1;
        justify-content: center;
        min-height: 48px;
        font-size: 14px;
    }

    /* Detail view sections */
    .detail-section {
        padding: 12px;
    }

    .detail-label {
        font-size: 11px;
    }

    .detail-value {
        font-size: 13px;
    }

    /* Form labels: bigger for touch */
    .modal-body .admin-form-group label {
        font-size: 14px;
    }

    /* Upload row: stack vertically */
    .modal-upload-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    /* Half-width fields go full on mobile */
    .modal-half-width {
        max-width: 100%;
    }

    /* File inputs */
    .modal-body .admin-form-group input[type="file"] {
        font-size: 14px;
    }

    /* Speaker/sponsor grid in admin */
    .speakers-grid-admin {
        grid-template-columns: 1fr;
    }

    /* Prevent iOS zoom on focus — inputs must be 16px+ */
    .admin-form-group input,
    .admin-form-group select,
    .admin-form-group textarea,
    .login-field input {
        font-size: 16px;
    }

    /* Confirm/alert overlay: stays centered, not full-screen */
    .confirm-overlay {
        padding: 20px;
        align-items: center;
        justify-content: center;
    }

    .confirm-dialog {
        padding: 20px;
        max-width: calc(100% - 40px);
        height: auto;
    }

    .confirm-title {
        font-size: 16px;
    }

    .confirm-message {
        font-size: 13px;
    }
}