:root {
    --color-background: #121218;
    --color-surface: #1e1e24;
    --color-border: #33333a;
    --color-text-primary: #e0e0e5;
    --color-text-secondary: #a0a0a8;
    --color-primary: #00aaff;
    --color-primary-hover: #33bbff;
    --color-secondary: #444;
    --color-secondary-hover: #555;
    --color-success: #2ecc71;
    --color-error: #e74c3c;

    --font-primary: 'Poppins', sans-serif;
    --font-headings: 'Orbitron', sans-serif;

    --container-width: 1200px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-primary-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    color: var(--color-text-primary);
    margin-bottom: 0.8em;
    line-height: 1.3;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); margin-top: 1.5em;}
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); margin-top: 1.2em;}

p {
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

ul {
    list-style: none;
}

strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 15px;
    padding-right: 15px;
}

.page-section {
    padding-top: 40px;
    padding-bottom: 40px;
}

.section-divider {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-border), transparent);
    margin: 40px 0;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-family: var(--font-headings);
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    border: none;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    color: var(--color-background);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 170, 255, 0.3);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-text-primary);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.btn-lg {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.site-header {
    background-color: rgba(18, 18, 24, 0.9);
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(5px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.brand-logo {
    font-family: var(--font-headings);
    font-size: 1.8rem;
    color: var(--color-text-primary);
    font-weight: bold;
}
.brand-logo:hover {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: 8px 0;
    position: relative;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 2rem;
    cursor: pointer;
    padding: 5px;
    line-height: 1;
}

.hero {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 0;
    position: relative;
    overflow: hidden;
    background: url('../images/background_placeholder.jpg') no-repeat center center/cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(18, 18, 24, 0.5), rgba(18, 18, 24, 0.9));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    color: #fff;
    margin-bottom: 0.5em;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text-primary);
    margin-bottom: 1.5em;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

.welcome-box {
    background-color: var(--color-surface);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.welcome-box h2 { margin-top: 0;}
.welcome-box p { color: var(--color-text-primary); }
.welcome-box strong { color: var(--color-primary); }

.news-section h2 {
    text-align: center;
    margin-bottom: 1.5em;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background-color: var(--color-surface);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 170, 255, 0.15);
}

.news-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.news-card-link:hover {
    color: inherit;
}

.news-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    position: relative;
}

.news-card h3 {
    margin-top: 0;
    margin-bottom: 0.5em;
    color: var(--color-primary);
    font-size: 1.3rem;
    font-family: var(--font-primary);
    font-weight: 600;
}

.news-card p {
    color: var(--color-text-secondary);
    margin-bottom: auto;
    flex-grow: 1;
    font-size: 0.95rem;
}

.news-card small {
    display: block;
    text-align: right;
    color: #777;
    font-size: 0.85em;
    margin-top: 15px;
    margin-bottom: 10px;
}

.read-more {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: right;
    margin-top: auto;
    transition: color 0.3s ease;
}

.news-card:hover .read-more {
    color: var(--color-primary-hover);
}

.site-footer {
    background-color: var(--color-surface);
    padding: 30px 0;
    margin-top: 50px;
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.footer-links {
    margin-top: 10px;
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--color-text-secondary);
    margin: 0 10px;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.news-detail-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin: 30px auto;
    max-width: var(--container-width);
}

.news-breadcrumb {
    grid-column: 1 / -1;
    margin-bottom: 20px;
    padding: 15px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.news-breadcrumb a {
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
}

.news-breadcrumb a:hover {
    color: var(--color-primary);
}

.news-breadcrumb span {
    color: var(--color-text-primary);
    font-weight: 600;
}

.news-detail {
    background-color: var(--color-surface);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.news-detail-header {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.news-detail-title {
    color: var(--color-text-primary);
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 2.2rem;
    line-height: 1.2;
}

.news-detail-meta {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.news-detail-meta time {
    color: var(--color-primary);
    font-weight: 600;
}

.news-detail-image {
    margin: 25px 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.news-detail-image img {
    width: 100%;
    height: auto;
    display: block;
}

.news-detail-content {
    line-height: 1.8;
    font-size: 1.1rem;
    color: var(--color-text-primary);
}

.news-detail-content p {
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.news-detail-footer {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid var(--color-border);
}

.news-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.news-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.news-nav-link:hover {
    background-color: var(--color-primary);
    color: var(--color-background);
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 170, 255, 0.3);
}

.news-nav-link.back {
    background-color: var(--color-secondary);
    color: var(--color-text-primary);
}

.news-nav-link.back:hover {
    background-color: var(--color-secondary-hover);
    color: white;
}

.nav-arrow {
    font-size: 1.2rem;
    font-weight: bold;
}

.nav-content {
    display: flex;
    flex-direction: column;
}

.nav-label {
    font-size: 0.8rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-title {
    font-weight: 600;
    margin-top: 2px;
}

.news-sidebar {
    background-color: var(--color-surface);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.news-sidebar h3 {
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 1.3rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 10px;
}

.recent-news {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.recent-news-item {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 15px;
}

.recent-news-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.recent-news-link {
    display: flex;
    gap: 12px;
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

.recent-news-link:hover {
    color: inherit;
    transform: translateX(5px);
}

.recent-news-image {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

.recent-news-content {
    flex: 1;
    min-width: 0;
}

.recent-news-content h4 {
    color: var(--color-text-primary);
    margin: 0 0 5px 0;
    font-size: 0.95rem;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.recent-news-content time {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
}

.tiered-spender-container {
    background-color: #111;
    color: var(--color-text-primary);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin: 30px auto;
    max-width: var(--container-width);
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
}

.ts-main-title {
    font-family: var(--font-headings);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--color-text-primary);
    text-transform: uppercase;
    margin-top: 0;
    margin-bottom: 25px;
    letter-spacing: 1px;
    font-weight: bold;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    text-align: center;
    border-bottom: none;
    padding-bottom: 0;
}

.ts-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    flex-wrap: wrap;
    gap: 15px;
}

.ts-spending-info,
.ts-end-date {
    color: var(--color-text-secondary);
}
.ts-spending-info span,
.ts-end-date span {
    color: var(--color-primary);
    font-weight: bold;
}
.ts-help-button {
    margin-left: auto;
}

.ts-redeem-button {
    background: linear-gradient(to bottom, #666, #333);
    color: #fff;
    border: 1px solid #888;
    padding: 10px 30px;
    font-size: 1.2rem;
    font-family: var(--font-headings);
    font-weight: bold;
    border-radius: 8px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 2px 3px rgba(0,0,0,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.ts-redeem-button:not(:disabled):hover {
    background: linear-gradient(to bottom, #777, #444);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.3), 0 3px 5px rgba(0,0,0,0.6);
    transform: translateY(-2px);
}
.ts-redeem-button.active {
     background: linear-gradient(to bottom, #5cb85c, #3d8b3d);
     border-color: #9cffa0;
     color: #fff;
}
.ts-redeem-button.active:hover{
    background: linear-gradient(to bottom, #6cd96c, #4cae4c);
}
.ts-redeem-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: linear-gradient(to bottom, #555, #222);
    border-color: #666;
    box-shadow: none;
    transform: none;
}

.ts-help-button {
    background: linear-gradient(to bottom, #5cb85c, #3d8b3d);
    color: #fff;
    border: 1px solid #9cffa0;
    padding: 5px 15px;
    font-size: 0.9rem;
    border-radius: 15px;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}
.ts-help-button:hover {
     background: linear-gradient(to bottom, #6cd96c, #4cae4c);
     transform: scale(1.05);
}

.ts-progress-area {
    margin-bottom: 30px;
    padding-top: 25px;
    position: relative;
}
.ts-progress-bar {
    width: 100%; height: 25px; background-color: #2a2a2a;
    border: 1px solid var(--color-border); border-radius: 5px;
    position: relative; overflow: hidden; display: flex;
}
.ts-progress-fill {
    position: absolute; left: 0; top: 0; height: 100%;
    background: linear-gradient(to right, #90EE90, #4682B4);
    z-index: 1; transition: width 0.5s ease-out; border-radius: 5px;
}
.ts-progress-segment {
    height: 100%; border-right: 1px solid rgba(255,255,255,0.1);
    position: relative; z-index: 2; box-sizing: border-box;
}
.ts-progress-segment:last-child { border-right: none; }
.ts-threshold {
    position: absolute;
    right: 5px;
    top: -24px;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    background-color: rgba(0,0,0,0.8);
    padding: 2px 5px;
    border-radius: 3px;
    z-index: 15;
    white-space: nowrap;
    transition: opacity 0.3s ease;
    opacity: 1;
}

.ts-tier-labels { display: flex; justify-content: space-around; margin-top: 8px; }
.ts-tier-label {
    text-align: center; font-size: 0.85rem; color: #777;
    flex: 1; padding: 0 5px; font-weight: 600;
}
.ts-tier-label.unlocked { color: #90EE90; }
.ts-tier-label.redeemed { color: #FFA500; text-decoration: line-through; }

.ts-legend {
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 30px; margin-top: 15px; font-size: 0.8rem; flex-wrap: wrap;
    gap: 10px 20px;
    padding: 15px 0; border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}
.legend-item { display: inline-flex; align-items: center; color: var(--color-text-secondary); }
.legend-item::before {
    content: ''; display: inline-block; width: 12px; height: 12px;
    margin-right: 6px; border: 1px solid #555; border-radius: 2px;
}
.legend-item.redeemed::before { background-color: #FFA500; }
.legend-item.unlocked::before { background-color: #90EE90; }
.legend-item.progress::before { background-color: #4682B4; }

.ts-event-title {
    text-align: center; color: var(--color-text-primary);
    font-size: 1.4rem; margin-bottom: 25px; font-family: var(--font-primary);
}

.ts-tier-tabs { display: flex; justify-content: center; margin-bottom: 30px; gap: 15px; flex-wrap: wrap; }
.ts-tier-tab {
    background-color: #28282e;
    border: 2px solid var(--color-border); border-radius: 8px; padding: 10px;
    cursor: pointer; display: flex; flex-direction: column; align-items: center;
    min-width: 90px; transition: all 0.3s ease; position: relative;
    color: #999;
}
.ts-tier-tab img { width: 48px; height: 48px; margin-bottom: 8px; }
.ts-tier-tab span { font-size: 0.8rem; font-weight: bold; }
.ts-tier-tab.locked { cursor: not-allowed; opacity: 0.6; }
.ts-tier-tab.locked .locked-icon {
    position: absolute; top: 4px; right: 4px; color: white;
    background: rgba(0,0,0,0.6); border-radius: 50%; padding: 2px 4px;
    font-size: 0.7rem; line-height: 1;
}
.ts-tier-tab.locked .locked-icon::before { content: '\1F512'; }

.ts-tier-tab.unlocked {
    border-color: #90EE90; color: var(--color-text-primary);
}
.ts-tier-tab.unlocked:not(.active):hover {
     background-color: #333; border-color: #b0ffb0;
}
.ts-tier-tab.redeemed {
    border-color: #FFA500; opacity: 0.7; cursor: default; color: #aaa;
}
.ts-tier-tab.active {
    background-color: #3a3a42; border-color: var(--color-primary);
    color: #fff; box-shadow: 0 0 12px rgba(0, 170, 255, 0.4);
    transform: scale(1.05);
}

.ts-tier-tab .unlocked-badge,
.ts-tier-tab .redeemed-badge {
    position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
    font-size: 0.75rem; padding: 3px 8px; border-radius: 10px; color: white; font-weight: bold;
    z-index: 5;
}
.ts-tier-tab .unlocked-badge { background-color: #5cb85c; }
.ts-tier-tab .redeemed-badge { background-color: #FFA500; color: #333; }

.ts-rewards-display-area {
    background-color: var(--color-surface);
    padding: 25px; border-radius: 8px; border: 1px solid var(--color-border);
    min-height: 250px;
}
.ts-rewards-placeholder {
    text-align: center; color: var(--color-text-secondary); font-style: italic;
    padding-top: 60px; font-size: 1.1rem;
}
.ts-reward-tier-title {
    color: var(--color-text-primary); margin-bottom: 20px; padding-bottom: 15px;
    border-bottom: 1px solid var(--color-border); font-size: 1.3rem;
    text-align: center; font-family: var(--font-primary); font-weight: 600;
}
#ts-reward-form { margin-top: 15px; }

.ts-reward-item {
    display: flex; align-items: center; margin-bottom: 15px; padding: 10px;
    border-radius: 6px; transition: background-color 0.2s ease;
}
.tiered-spender-container .ts-reward-item:hover {
     background-color: rgba(255, 255, 255, 0.05);
}
.ts-reward-item input[type="radio"] {
    margin-right: 15px; flex-shrink: 0; cursor: pointer;
    accent-color: var(--color-primary);
    transform: scale(1.2);
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    position: relative;
    transition: border-color 0.3s ease;
}
.ts-reward-item input[type="radio"]:hover {
    border-color: var(--color-primary-hover);
}
.ts-reward-item input[type="radio"]:checked {
    border-color: var(--color-primary);
}
.ts-reward-item input[type="radio"]:checked::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}
.ts-reward-item input[type="radio"]:disabled {
    cursor: not-allowed; border-color: #555; background-color: #333;
}
.ts-reward-item input[type="radio"]:disabled::before { background-color: #555; }

.ts-reward-item label {
    display: flex; align-items: center; cursor: pointer; flex-grow: 1;
    color: var(--color-text-secondary);
}
.ts-reward-item input[type="radio"]:checked + label {
    color: var(--color-text-primary);
}
.ts-reward-item input[type="radio"]:disabled + label {
     cursor: not-allowed; opacity: 0.6; color: #888;
}
.ts-reward-icon {
    width: 36px; height: 36px; margin-right: 12px; border: 1px solid #444;
    background-color: #111; flex-shrink: 0; border-radius: 4px;
}
.ts-reward-name {
    font-size: 1rem;
    font-weight: 400;
}
.ts-reward-item input[type="radio"]:disabled + label .ts-reward-name {
    color: #888;
}

.claim-status {
    padding: 15px; margin-bottom: 1.5rem; border-radius: 5px; text-align: center; font-weight: 600;
}
.claim-status.success { background-color: rgba(46, 204, 113, 0.1); color: var(--color-success); border: 1px solid var(--color-success); }
.claim-status.error { background-color: rgba(231, 76, 60, 0.1); color: var(--color-error); border: 1px solid var(--color-error); }

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(80vh - var(--header-height));
    padding: 40px 15px;
}

.login-card {
    background-color: var(--color-surface);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 450px;
    text-align: center;
}

.login-card .brand-logo {
    display: block;
    font-family: var(--font-headings);
    font-size: 2.5rem;
    color: var(--color-text-primary);
    font-weight: bold;
    margin-bottom: 30px;
    text-decoration: none;
}
.login-card .brand-logo:hover { color: var(--color-primary); }

.login-card h2 {
    font-family: var(--font-headings);
    margin-bottom: 30px;
    color: var(--color-text-primary);
    font-size: 1.8rem;
    border-bottom: none;
    margin-top: 0;
}

.form-group {
    margin-bottom: 25px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 5px;
    color: var(--color-text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 170, 255, 0.2);
}

.login-card .btn {
    width: 100%;
    margin-top: 10px;
    padding: 15px;
}

.login-error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-size: 0.9rem;
    text-align: center;
}

.login-links {
    margin-top: 25px;
    font-size: 0.9rem;
}

.login-links a {
    color: var(--color-text-secondary);
    margin: 0 10px;
}
.login-links a:hover {
    color: var(--color-primary);
}

.admin-news-container {
    background-color: var(--color-surface);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin: 30px auto;
    max-width: var(--container-width);
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
}

.admin-title {
    font-family: var(--font-headings);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--color-text-primary);
    text-transform: uppercase;
    margin-top: 0;
    margin-bottom: 25px;
    letter-spacing: 1px;
    font-weight: bold;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    text-align: center;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 15px;
}

.admin-message {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
}

.admin-message.success {
    background-color: rgba(46, 204, 113, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.admin-message.error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

.admin-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.admin-section {
    background-color: var(--color-background);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.admin-section h2 {
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 1.4rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 10px;
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.admin-form .form-group {
    margin-bottom: 0;
}

.admin-form textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-danger {
    background-color: var(--color-error);
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(231, 76, 60, 0.3);
}

.inline-form {
    display: inline;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.news-item {
    background-color: var(--color-surface);
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 15px;
}

.news-info {
    flex: 1;
}

.news-info h3 {
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.news-date {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.news-preview {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

.news-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

.no-news {
    text-align: center;
    color: var(--color-text-secondary);
    font-style: italic;
    padding: 20px;
}

.admin-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

@media (max-width: 992px) {
    :root {
        --header-height: 60px;
    }
    .container {
        width: 95%;
    }
    .nav-links { gap: 15px; }

    .news-detail-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .news-sidebar {
        position: static;
        order: -1;
    }
}

@media (max-width: 768px) {
    .navbar {
        position: relative;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background-color: var(--color-surface);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 5px 10px rgba(0,0,0,0.2);
    }
     .nav-links.active {
         display: flex;
     }

    .nav-link {
        padding: 10px 0;
        width: 100%;
        text-align: center;
    }
     .nav-link::after {
         display: none;
     }
     .nav-link.active {
         color: var(--color-primary);
         background-color: rgba(0, 170, 255, 0.1);
         border-radius: 4px;
     }

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

    .hero {
        min-height: 60vh;
    }
    .hero h1 { font-size: 1.8rem; }
    .hero p { font-size: 1rem; }

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

    .ts-info-row {
        flex-direction: column;
        align-items: flex-start;
    }
     .ts-help-button {
         margin-left: 0;
         margin-top: 10px;
     }
     .ts-redeem-button {
         margin-top: 15px;
         width: 100%;
         text-align: center;
     }
    .ts-tier-tabs { gap: 8px; }
    .ts-tier-tab { min-width: 70px; padding: 8px; }
     .ts-tier-tab img { width: 35px; height: 35px; }
      .ts-tier-tab span { font-size: 0.7rem; }

     .login-card {
        padding: 30px;
    }
    .login-card .brand-logo { font-size: 2rem; margin-bottom: 20px; }
    .login-card h2 { font-size: 1.5rem; margin-bottom: 25px; }

    .admin-sections {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-item {
        flex-direction: column;
        align-items: stretch;
    }

    .news-actions {
        flex-direction: row;
        justify-content: flex-end;
    }

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

    .news-navigation {
        flex-direction: column;
        gap: 15px;
    }

    .news-nav-link {
        justify-content: center;
    }

    .news-detail {
        padding: 20px;
    }

    .news-detail-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
     h1 { font-size: 1.8rem; }
     h2 { font-size: 1.4rem; }
     h3 { font-size: 1.1rem; }
     .hero p { font-size: 0.9rem; }
     .btn { padding: 10px 20px; font-size: 0.9rem; }
     .btn-lg { padding: 12px 30px; font-size: 1rem; }

    .login-card {
        padding: 20px;
        border: none;
        box-shadow: none;
        background-color: transparent;
    }
     .form-control { padding: 10px 12px; font-size: 0.95rem; }
     .login-card .btn { padding: 12px; }

    .admin-news-container {
        padding: 20px;
        margin: 15px auto;
    }

    .admin-section {
        padding: 15px;
    }

    .news-detail {
        padding: 15px;
    }

    .news-detail-title {
        font-size: 1.5rem;
    }

    .news-sidebar {
        padding: 15px;
    }
}