:root {
    --bg: #0a1220;
    --panel: #0f1a2d;
    --card: #121c2d;
    --card-hover: #16243a;
    --text: #ffffff;
    --muted: #9fb0d1;
    --border: #243247;
    --accent: #1677ff;
    --accent-hover: #0e62d6;
    --gold: #ffcc00;
    --green: #10b981;
    --red: #ef4444;
    --tag-bg: #1c2b42;
}

body.light {
    --bg: #f0f3f8;
    --panel: #ffffff;
    --card: #f8fafd;
    --card-hover: #edf2f9;
    --text: #1a2233;
    --muted: #5a6b85;
    --border: #d4deec;
    --accent: #1677ff;
    --accent-hover: #0e62d6;
    --gold: #d49b00;
    --green: #059669;
    --red: #dc2626;
    --tag-bg: #e2eaf5;
}

* {
    box-sizing: border-box;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--text);
    min-height: 100vh;
}

.container {
    max-width: 1280px;
    margin: 25px auto;
    padding: 0 20px 60px 20px;
}

/* NAVBAR & HEADER */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--panel);
    padding: 14px 24px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    border: 1px solid var(--border);
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.brand-section {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-logo-img {
    height: 48px;
    width: auto;
    max-width: 46px;
    object-fit: contain;
    filter: drop-shadow(0 2px 5px rgba(0,0,0,0.3));
    transition: transform 0.25s ease;
}

.brand-logo-img:hover {
    transform: scale(1.1);
}

.brand-section h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-section p {
    margin: 2px 0 0 0;
    font-size: 13px;
    color: var(--muted);
}

.nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.nav-btn {
    text-decoration: none;
    color: var(--text);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid transparent;
}

.nav-btn:hover {
    background: var(--card-hover);
    border-color: var(--border);
}

.nav-btn.active {
    background: var(--accent);
    color: #fff;
}

/* NAVBAR DROPDOWN (MIS LOGROS) */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown-btn {
    cursor: pointer;
    font-family: inherit;
    font-size: 13.5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: auto;
    margin-top: 4px;
    min-width: 310px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
    z-index: 2000;
    padding: 8px;
    backdrop-filter: blur(12px);
    animation: fadeInSlide 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}

/* PUENTE INVISIBLE QUE EVITA QUE SE CIERRE AL DESLIZAR EL CURSOR */
.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -14px;
    left: -15px;
    right: -15px;
    height: 18px;
    background: transparent;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.hover-active .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.15s ease;
}

.dropdown-item:hover, .dropdown-item.active {
    background: rgba(255, 204, 0, 0.12);
    border-left: 3px solid var(--gold);
    transform: translateX(3px);
}

.dropdown-item-icon {
    font-size: 20px;
    line-height: 1;
}

.dropdown-item-text strong {
    display: block;
    font-size: 13.5px;
    color: var(--text);
    line-height: 1.2;
}

.dropdown-item-text small {
    display: block;
    font-size: 11px;
    color: var(--muted);
    margin-top: 2px;
    line-height: 1.25;
}

@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.theme-toggle-btn {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
}

/* BUSCADOR DE INDICATIVO EN NAVBAR (AMPLIADO Y SEPARADO) */
.nav-search-form {
    display: flex;
    align-items: center;
    margin-right: 20px;
    padding-right: 20px;
    border-right: 1px solid var(--border);
}

.nav-search-group {
    display: flex;
    align-items: center;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.nav-search-group:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.2);
}

.nav-search-input {
    padding: 8px 14px;
    font-size: 13px;
    width: 205px;
    background: transparent;
    border: none;
    color: var(--text);
    outline: none;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.nav-search-input::placeholder {
    font-weight: normal;
    color: var(--muted);
}

.nav-search-btn {
    background: transparent;
    border: none;
    border-left: 1px solid var(--border);
    color: var(--muted);
    padding: 8px 14px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-search-btn:hover {
    background: var(--accent);
    color: #ffffff;
}

.user-badge-nav {
    background: var(--tag-bg);
    border: 1px solid var(--border);
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--gold);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* RELOJ UTC Y FECHA */
.utc-clock-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    user-select: none;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}

.utc-tag {
    font-size: 10px;
    font-weight: 800;
    background: rgba(22, 119, 255, 0.15);
    color: var(--accent);
    border: 1px solid rgba(22, 119, 255, 0.35);
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.utc-date {
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
}

.utc-sep {
    color: var(--muted);
    opacity: 0.5;
}

.utc-time {
    color: var(--gold);
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* FLASH NOTIFICATIONS */
.flash-container {
    margin-bottom: 20px;
}

.alert {
    padding: 12px 18px;
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid transparent;
}

.alert.success {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.4);
    color: var(--green);
}

.alert.danger, .alert.error {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: var(--red);
}

.alert.info {
    background: rgba(22, 119, 255, 0.15);
    border-color: rgba(22, 119, 255, 0.4);
    color: var(--accent);
}

.alert.warning {
    background: rgba(255, 204, 0, 0.15);
    border-color: rgba(255, 204, 0, 0.4);
    color: var(--gold);
}

.alert.license-alert {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25) 0%, rgba(249, 115, 22, 0.25) 100%);
    border: 2px solid #ef4444;
    color: #fee2e2;
    font-weight: 600;
    box-shadow: 0 4px 18px rgba(239, 68, 68, 0.3);
}

[data-theme="light"] .alert.license-alert {
    background: linear-gradient(135deg, #fff1f2 0%, #ffedd5 100%);
    border: 2px solid #dc2626;
    color: #991b1b;
    box-shadow: 0 4px 18px rgba(220, 38, 38, 0.15);
}

/* CARDS & PANELS */
.card-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 25px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.card-title {
    margin: 0 0 8px 0;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-subtitle {
    margin: 0 0 16px 0;
    font-size: 13px;
    color: var(--muted);
}

/* STATS TILES */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.stat-tile {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 16px 20px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.stat-icon {
    font-size: 28px;
}

.stat-info .stat-num {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}

.stat-info .stat-lbl {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--muted);
    letter-spacing: 0.5px;
}

/* FORMS & INPUTS */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--muted);
}

.form-control {
    padding: 10px 14px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.2);
}

/* BUTTONS */
.btn-primary {
    background: var(--accent);
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

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

.btn-secondary {
    background: var(--card);
    color: var(--text);
    padding: 10px 18px;
    border-radius: 8px;
    border: 1px solid var(--border);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.btn-secondary:hover {
    background: var(--card-hover);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: var(--red);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
}

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

/* BADGES */
.badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 1px solid var(--border);
    background: var(--tag-bg);
    color: var(--text);
}

.badge.confirmed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--green);
    border-color: rgba(16, 185, 129, 0.4);
}

.badge.pending {
    background: rgba(255, 204, 0, 0.15);
    color: var(--gold);
    border-color: rgba(255, 204, 0, 0.4);
}

/* TABLES */
.table-responsive {
    overflow-x: auto;
}

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

.table-qso th {
    background: var(--card);
    padding: 12px 14px;
    text-align: left;
    border-bottom: 2px solid var(--border);
    color: var(--muted);
    font-weight: 600;
    white-space: nowrap;
}

.table-qso td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table-qso tr:hover td {
    background: var(--card-hover);
}

/* AUTH FORMS (LOGIN / REGISTER) */
.auth-box {
    max-width: 540px;
    margin: 40px auto;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.2);
}

.auth-header {
    text-align: center;
    margin-bottom: 24px;
}

.auth-header h2 {
    margin: 0 0 6px 0;
    font-size: 24px;
}

/* MODAL */
.modal-overlay {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    align-items: center;
    justify-content: center;
}

.modal-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 95%;
    max-width: 580px;
    padding: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

@media(max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-links {
        width: 100%;
        justify-content: flex-start;
    }
}

/* =========================================================================
   AWARDS, CERTIFICATES & ACTIVITIES MODULE STYLES
   ========================================================================= */

.awards-hero {
    background: linear-gradient(135deg, rgba(16, 26, 45, 0.95) 0%, rgba(10, 18, 32, 0.98) 100%);
    border: 1px solid rgba(255, 204, 0, 0.25);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 25px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.awards-hero::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 204, 0, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.awards-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
    overflow-x: auto;
}

.awards-tab-btn {
    background: var(--card);
    color: var(--muted);
    border: 1px solid var(--border);
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.awards-tab-btn:hover {
    color: var(--text);
    border-color: var(--accent);
}

.awards-tab-btn.active {
    background: linear-gradient(135deg, #1677ff 0%, #0e62d6 100%);
    color: #ffffff;
    border-color: #1677ff;
    box-shadow: 0 4px 15px rgba(22, 119, 255, 0.35);
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.activity-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    position: relative;
}

.activity-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.25);
    border-color: rgba(22, 119, 255, 0.4);
}

.activity-card-banner {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: #08111e;
    border-bottom: 1px solid var(--border);
}

.activity-card-banner-placeholder {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, #0c1a30 0%, #15243e 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
}

.activity-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.activity-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.activity-badge.in_progress {
    background: rgba(16, 185, 129, 0.2);
    color: var(--green);
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.activity-badge.upcoming {
    background: rgba(22, 119, 255, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(22, 119, 255, 0.4);
}

.activity-badge.finished {
    background: rgba(148, 163, 184, 0.15);
    color: var(--muted);
    border: 1px solid var(--border);
}

.countdown-box {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(10, 18, 32, 0.7);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 18px;
}

.countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 50px;
}

.countdown-num {
    font-size: 24px;
    font-weight: 900;
    font-family: 'Consolas', 'Courier New', monospace;
    color: var(--gold);
    line-height: 1;
}

.countdown-lbl {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--muted);
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.countdown-divider {
    font-size: 20px;
    font-weight: 700;
    color: var(--muted);
    opacity: 0.5;
    margin-bottom: 12px;
}

/* TIERS DISPLAY */
.tier-cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.tier-item-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.tier-item-card.unlocked {
    border-color: rgba(255, 204, 0, 0.5);
    box-shadow: 0 0 20px rgba(255, 204, 0, 0.15);
}

.tier-progress-bar-bg {
    background: var(--tag-bg);
    border-radius: 8px;
    height: 10px;
    overflow: hidden;
    margin: 12px 0 8px 0;
    border: 1px solid var(--border);
}

.tier-progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #1677ff 0%, #00d2ff 100%);
    border-radius: 8px;
    transition: width 0.4s ease;
}

.tier-progress-bar-fill.gold {
    background: linear-gradient(90deg, #d4af37 0%, #ffd700 100%);
}

/* COLLABORATING STATIONS GRID */
.stations-pill-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.station-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--tag-bg);
    border: 1px solid var(--border);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    transition: all 0.2s ease;
}

.station-pill.contacted {
    background: rgba(16, 185, 129, 0.18);
    border-color: rgba(16, 185, 129, 0.4);
    color: var(--green);
}

.station-pill.mandatory {
    border-color: rgba(255, 204, 0, 0.5);
    box-shadow: 0 0 10px rgba(255, 204, 0, 0.1);
}

.station-pill.mandatory-contacted {
    background: rgba(255, 204, 0, 0.2);
    border-color: var(--gold);
    color: var(--gold);
}

/* CERTIFICATE DIPLOMA PREVIEW */
.cert-preview-container {
    max-width: 900px;
    margin: 20px auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 204, 0, 0.4);
}

.cert-preview-img {
    width: 100%;
    height: auto;
    display: block;
}

/* RANKING PODIUM BADGES */
.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 800;
}

.rank-1 {
    background: linear-gradient(135deg, #ffd700 0%, #b8860b 100%);
    color: #000;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

.rank-2 {
    background: linear-gradient(135deg, #e0e0e0 0%, #9e9e9e 100%);
    color: #000;
}

.rank-3 {
    background: linear-gradient(135deg, #cd7f32 0%, #8c4a17 100%);
    color: #fff;
}

/* =========================================================================
   LIGHT MODE OVERRIDES FOR AWARDS & DIPLOMAS
   ========================================================================= */
body.light .awards-hero {
    background: linear-gradient(135deg, #ffffff 0%, #f4f7fb 100%) !important;
    border: 1px solid #d4deec !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05) !important;
}

body.light .awards-hero::before {
    background: radial-gradient(circle, rgba(212, 155, 0, 0.12) 0%, transparent 70%) !important;
}

body.light .awards-hero h1 {
    color: #1a2233 !important;
}

body.light .awards-hero p {
    color: #5a6b85 !important;
}

body.light .awards-tab-btn {
    background: #ffffff;
    border-color: #d4deec;
    color: #64748b;
}

body.light .awards-tab-btn:hover {
    color: #1a2233;
    border-color: var(--accent);
}

body.light .awards-tab-btn.active {
    background: linear-gradient(135deg, #1677ff 0%, #0e62d6 100%) !important;
    color: #ffffff !important;
    border-color: #1677ff !important;
}

body.light .activity-card {
    background: #ffffff;
    border-color: #d4deec;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

body.light .activity-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

body.light .activity-card-banner-placeholder {
    background: linear-gradient(135deg, #e8eef6 0%, #d8e2ee 100%);
    color: #475569;
}

body.light .activity-card-banner {
    background: #e2eaf5;
}

body.light .countdown-box {
    background: #f8fafd;
    border-color: #d4deec;
}

body.light .tier-item-card {
    background: #ffffff;
    border-color: #d4deec;
}

body.light .tier-item-card.unlocked {
    border-color: rgba(212, 155, 0, 0.4);
    box-shadow: 0 4px 20px rgba(212, 155, 0, 0.1);
}

body.light .station-pill {
    background: #f8fafd;
    border-color: #d4deec;
    color: #1a2233;
}

body.light .cert-preview-container {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}