/* ===================================
   PURCHASEGOLDSILVER.COM STYLES
   Light Mode Default + Dark Mode Toggle
   =================================== */

:root {
    /* Light Mode (Default) */
    --gold-primary: #D4AF37;
    --gold-light: #F5E6A3;
    --gold-dark: #8B7355;
    --silver-primary: #A8A8A8;
    --silver-light: #E8E8E8;
    --silver-dark: #71706E;
    
    --bg-primary: #FAFAFA;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F0F0F0;
    --bg-card: #FFFFFF;
    
    --text-primary: #1A1A1A;
    --text-secondary: #555555;
    --text-muted: #888888;
    
    --accent-green: #16A34A;
    --accent-red: #DC2626;
    
    --border-color: rgba(0, 0, 0, 0.1);
    --border-gold: rgba(212, 175, 55, 0.3);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.2);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-primary: #0D0D0D;
    --bg-secondary: #1A1A1A;
    --bg-tertiary: #242424;
    --bg-card: #1E1E1E;
    
    --text-primary: #F5F5F5;
    --text-secondary: #A0A0A0;
    --text-muted: #666666;
    
    --accent-green: #4ADE80;
    --accent-red: #F87171;
    
    --border-color: rgba(255, 255, 255, 0.08);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-gold: 0 4px 30px rgba(212, 175, 55, 0.15);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
}

[data-theme="dark"] body {
    background-image: 
        radial-gradient(ellipse at top, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(192, 192, 192, 0.02) 0%, transparent 50%);
}

/* App Container */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-xl);
}

/* ===================================
   HEADER
   =================================== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) 0;
    margin-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 52px;
    height: 52px;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.logo-tld {
    color: var(--gold-primary);
    font-weight: 500;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.02em;
    font-style: italic;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.btn-icon {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
    background: rgba(212, 175, 55, 0.08);
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

/* Theme Toggle */
#themeToggle .icon-moon {
    display: none;
}

[data-theme="dark"] #themeToggle .icon-sun {
    display: none;
}

[data-theme="dark"] #themeToggle .icon-moon {
    display: block;
}

.last-update {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

/* Main Navigation */
.main-nav {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    padding: var(--space-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.main-nav .nav-item {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    white-space: nowrap;
}

@media (max-width: 480px) {
    .main-nav .nav-item {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.85rem;
    }
}

.main-nav .nav-item:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.main-nav .nav-item.active {
    background: var(--gold-primary);
    color: white;
}

.last-update .label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.last-update .time {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

/* ===================================
   PRICE CARDS
   =================================== */
.price-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    position: relative;
    overflow: visible;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.price-card.gold::before {
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-primary), var(--gold-light));
}

.price-card.silver::before {
    background: linear-gradient(90deg, var(--silver-dark), var(--silver-primary), var(--silver-light));
}

.price-card.ratio::before {
    background: linear-gradient(90deg, var(--gold-primary), var(--silver-primary));
}

.price-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
}

.metal-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.metal-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.gold-icon {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.15), rgba(212, 175, 55, 0.08));
    color: var(--gold-primary);
    border: 1px solid var(--border-gold);
}

.silver-icon {
    background: linear-gradient(135deg, rgba(168, 168, 168, 0.15), rgba(168, 168, 168, 0.08));
    color: var(--silver-primary);
    border: 1px solid rgba(168, 168, 168, 0.3);
}

.ratio-icon {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(168, 168, 168, 0.1));
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    font-size: 1.5rem;
}

.metal-info h2 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.metal-code {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* Change Badge */
.change-badge-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.change-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.change-badge.positive {
    background: rgba(22, 163, 74, 0.12);
    color: var(--accent-green);
}

.change-badge.negative {
    background: rgba(220, 38, 38, 0.12);
    color: var(--accent-red);
}

[data-theme="dark"] .change-badge.positive {
    background: rgba(74, 222, 128, 0.15);
}

[data-theme="dark"] .change-badge.negative {
    background: rgba(248, 113, 113, 0.15);
}

/* Change Info Tooltip */
.change-info-tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-left: 6px;
    cursor: pointer;
}

.change-info-tooltip .info-icon {
    font-size: 14px;
    color: var(--text-muted);
    transition: color 0.2s ease;
    line-height: 1;
}

.change-info-tooltip:hover .info-icon,
.change-info-tooltip.active .info-icon {
    color: var(--gold-primary);
}

.change-info-tooltip .tooltip-content {
    position: absolute;
    top: 100%;
    right: 0;
    transform: none;
    margin-top: 6px;
    white-space: normal;
    width: 200px;
    text-align: center;
    line-height: 1.4;
    padding: 10px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    font-size: 13px;
    color: var(--text-secondary);
    opacity: 0;
    visibility: hidden;
    z-index: 2147483647;
    pointer-events: none;
}

.change-info-tooltip:hover .tooltip-content {
    opacity: 1;
    visibility: visible;
}

.price-display {
    display: flex;
    align-items: baseline;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.price-display .currency {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.price-display .amount {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.price-card.gold .amount {
    color: var(--gold-primary);
}

.price-card.silver .amount {
    color: var(--silver-primary);
}

[data-theme="dark"] .price-card.silver .amount {
    color: #C0C0C0;
}

.price-card.ratio .amount {
    color: var(--text-primary);
}

.price-display .unit {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.price-details {
    display: flex;
    gap: var(--space-xl);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.price-details .detail {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.price-details .label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.price-details .value {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.ratio-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--space-sm);
}

/* ===================================
   VIEW CONTROLS
   =================================== */
.view-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.view-toggle {
    display: flex;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 4px;
    border: 1px solid var(--border-color);
}

.toggle-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toggle-btn svg {
    width: 18px;
    height: 18px;
}

.toggle-btn:hover {
    color: var(--text-primary);
}

.toggle-btn.active {
    background: var(--bg-tertiary);
    color: var(--gold-primary);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .toggle-btn.active {
    background: var(--bg-tertiary);
}

.metal-selector {
    display: flex;
    gap: var(--space-sm);
}

.metal-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.metal-btn:hover {
    border-color: var(--gold-primary);
    color: var(--text-primary);
}

.metal-btn.active {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

/* ===================================
   CHART SECTIONS
   =================================== */
.chart-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.chart-section.hidden {
    display: none;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-header h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
}

.period-selector,
.interval-selector {
    display: flex;
    gap: var(--space-xs);
}

.period-btn,
.interval-btn {
    padding: var(--space-xs) var(--space-md);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.period-btn:hover,
.interval-btn:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.period-btn.active,
.interval-btn.active {
    background: var(--gold-primary);
    border-color: var(--gold-primary);
    color: white;
}

.chart-container {
    position: relative;
    height: 400px;
    margin-bottom: var(--space-lg);
}

.chart-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.chart-stats .stat {
    text-align: center;
}

.chart-stats .label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}

.chart-stats .value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.live-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.timezone-notice {
    color: var(--text-muted);
    opacity: 0.7;
    font-size: 0.8rem;
}

/* Today view additions */
.today-info {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: auto;
    margin-right: 20px;
}

.today-date {
    font-size: 14px;
    font-weight: 500;
    color: var(--gold-primary);
    background: rgba(212, 175, 55, 0.1);
    padding: 4px 12px;
    border-radius: 6px;
}

.data-points {
    font-size: 12px;
    color: var(--text-muted);
}

.no-data-message {
    background: rgba(212, 175, 55, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    padding: 16px 20px;
    margin-top: 16px;
    text-align: center;
}

.no-data-message p {
    margin: 0;
    color: var(--text-secondary);
}

.no-data-message .hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

.no-data-message.hidden {
    display: none;
}

/* Data Notice */
.data-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: var(--space-xl);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
    color: var(--text-muted);
    opacity: 0.7;
    line-height: 1.4;
}

.data-notice svg {
    flex-shrink: 0;
    opacity: 0.6;
    width: 12px;
    height: 12px;
}

/* ===================================
   DATA TABLE
   =================================== */
.data-table-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

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

.table-wrapper {
    overflow-x: auto;
}

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

thead {
    border-bottom: 2px solid var(--border-color);
}

th {
    text-align: left;
    padding: var(--space-md);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

td {
    padding: var(--space-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-variant-numeric: tabular-nums;
}

tbody tr:hover {
    background: rgba(212, 175, 55, 0.03);
}

td.positive {
    color: var(--accent-green);
}

td.negative {
    color: var(--accent-red);
}

/* Weekend and Holiday rows */
tr.weekend-row,
tr.holiday-row {
    opacity: 0.6;
}

tr.weekend-row td,
tr.holiday-row td {
    font-style: italic;
}

td.closed-reason {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

tr.holiday-row td.closed-reason {
    color: var(--gold-primary);
}

/* Table Notice */
.table-notice {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    opacity: 0.7;
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
}

/* ===================================
   COOKIE CONSENT
   =================================== */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: var(--space-lg) var(--space-xl);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .cookie-consent {
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

.cookie-consent.visible {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.cookie-text h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.cookie-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    max-width: 600px;
}

.cookie-text a {
    color: var(--gold-primary);
    text-decoration: none;
}

.cookie-text a:hover {
    text-decoration: underline;
}

.cookie-actions {
    display: flex;
    gap: var(--space-md);
    flex-shrink: 0;
}

.btn-cookie-accept,
.btn-cookie-essential {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-cookie-accept {
    background: var(--gold-primary);
    color: white;
    font-weight: 600;
}

.btn-cookie-accept:hover {
    background: var(--gold-dark);
}

.btn-cookie-essential {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-cookie-essential:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

/* ===================================
   NEWSLETTER SECTION
   =================================== */
.newsletter-section {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.06), rgba(168, 168, 168, 0.04));
    border: 1px solid var(--border-gold);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

[data-theme="dark"] .newsletter-section {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(192, 192, 192, 0.05));
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-2xl);
    align-items: start;
}

.newsletter-info h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--gold-primary);
    margin-bottom: var(--space-md);
}

.newsletter-info p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.newsletter-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.newsletter-benefits li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-row {
    display: flex;
    gap: var(--space-md);
}

.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input {
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--gold-primary);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--gold-primary);
    cursor: pointer;
}

.form-row.consent .checkbox-label span {
    font-size: 0.8rem;
    line-height: 1.5;
}

.form-row.consent a {
    color: var(--gold-primary);
    text-decoration: none;
}

.form-row.consent a:hover {
    text-decoration: underline;
}

.btn-subscribe {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    align-self: flex-start;
}

.btn-subscribe:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-subscribe:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-subscribe svg {
    width: 18px;
    height: 18px;
}

.form-message {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(22, 163, 74, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(22, 163, 74, 0.2);
}

.form-message.error {
    display: block;
    background: rgba(220, 38, 38, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

[data-theme="dark"] .form-message.success {
    background: rgba(74, 222, 128, 0.15);
    border-color: rgba(74, 222, 128, 0.3);
}

[data-theme="dark"] .form-message.error {
    background: rgba(248, 113, 113, 0.15);
    border-color: rgba(248, 113, 113, 0.3);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    border-top: 1px solid var(--border-color);
    margin-top: var(--space-xl);
    padding-top: var(--space-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--border-color);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer-logo svg,
.footer-logo-icon {
    width: 32px;
    height: 32px;
}

.footer-logo span {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.footer-description {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    padding: var(--space-xl) 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.footer-bottom .copyright {
    color: var(--text-secondary);
    font-weight: 500;
}

.footer-bottom .disclaimer {
    max-width: 700px;
    margin: var(--space-sm) auto;
    font-size: 0.75rem;
    opacity: 0.8;
}

.footer-bottom a {
    color: var(--gold-primary);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    .price-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .price-card.ratio {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .app-container {
        padding: var(--space-md);
    }
    
    .header {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .price-cards {
        grid-template-columns: 1fr;
    }
    
    .price-card.ratio {
        grid-column: span 1;
    }
    
    .view-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .view-toggle {
        width: 100%;
    }
    
    .toggle-btn {
        flex: 1;
        justify-content: center;
    }
    
    .metal-selector {
        justify-content: center;
    }
    
    .chart-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .chart-container {
        height: 300px;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .today-info {
        order: 3;
        width: 100%;
        margin: 0;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .price-display .amount {
        font-size: 2rem;
    }
    
    .period-selector,
    .interval-selector {
        flex-wrap: wrap;
    }
}

/* Newsletter responsive */
@media (max-width: 900px) {
    .newsletter-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .footer-brand {
        grid-column: span 2;
        max-width: none;
    }
}

@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-actions {
        width: 100%;
        flex-direction: column;
    }
    
    .btn-cookie-accept,
    .btn-cookie-essential {
        width: 100%;
    }
}

/* ===================================
   LOADING STATES
   =================================== */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(212, 175, 55, 0.05),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    100% { left: 100%; }
}

/* Currency Toggle */
.currency-toggle {
    display: flex;
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 2px;
    margin-right: 8px;
}

.currency-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
}

.currency-btn:hover {
    color: var(--text-primary);
}

.currency-btn.active {
    background: var(--gold-primary);
    color: #1a1a1a;
}

/* Timezone Toggle (in Today's Movement section) */
.timezone-toggle {
    display: flex;
    background: var(--bg-secondary);
    border-radius: 6px;
    padding: 2px;
    margin: 0 8px;
}

.tz-btn {
    padding: 4px 8px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.tz-btn:hover {
    color: var(--text-primary);
}

.tz-btn.active {
    background: var(--gold-primary);
    color: #1a1a1a;
}

/* Share Section */
.share-section {
    margin-top: 20px;
    text-align: center;
}

.share-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 25px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.share-toggle-btn:hover {
    background: var(--gold);
    color: white;
    border-color: var(--gold);
}

.share-options {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.share-btn:hover {
    transform: scale(1.1);
}

.share-whatsapp {
    background: #25D366;
    color: white;
}

.share-facebook {
    background: #1877F2;
    color: white;
}

.share-twitter {
    background: #000;
    color: white;
}

.share-email {
    background: #EA4335;
    color: white;
}

.share-copy {
    background: var(--gold);
    color: white;
}

.share-copy.copied {
    background: #22c55e;
}

.share-download {
    background: #6366f1;
    color: white;
}

/* Dark mode */
[data-theme="dark"] .share-toggle-btn {
    background: var(--bg-secondary);
    border-color: var(--border);
    color: var(--text-secondary);
}

[data-theme="dark"] .share-toggle-btn:hover {
    background: var(--gold);
    color: white;
}

/* ===================================
   MARKET CLOSED OVERLAY (WEEKENDS)
   =================================== */

.market-closed-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(128, 128, 128, 0.1);
    backdrop-filter: grayscale(100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: var(--radius-lg);
}

.market-closed-content {
    text-align: center;
    background: var(--bg-card);
    padding: 2rem 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.market-closed-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.market-closed-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.market-closed-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.market-closed-reopens {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.market-closed-reopens strong {
    color: var(--gold-primary);
}

/* Gray out the chart when market is closed */
.chart-section.market-closed .chart-container {
    opacity: 0.3;
    filter: grayscale(100%);
    pointer-events: none;
}

.chart-section.market-closed .live-indicator {
    display: none;
}

.chart-section.market-closed .interval-selector {
    opacity: 0.5;
    pointer-events: none;
}

/* Position wrapper for overlay */
.chart-section.market-closed {
    position: relative;
}