/* ================================================
   DÖVIZ & DEĞERLİ MADENLER - STYLE
   Modern Dark Theme with Turquoise Accents
   ================================================ */

/* CSS Variables */
:root {
    /* Background Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #161622;
    --bg-card-hover: #1a1a28;

    /* Accent Colors - Turkish Turquoise */
    --accent-primary: #00d9ff;
    --accent-secondary: #00b4cc;
    --accent-glow: rgba(0, 217, 255, 0.3);

    /* Status Colors */
    --color-up: #00ff88;
    --color-down: #ff4466;
    --color-neutral: #888899;

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;

    /* Borders & Shadows */
    --border-color: rgba(0, 217, 255, 0.15);
    --shadow-glow: 0 0 30px rgba(0, 217, 255, 0.1);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Orbitron', monospace;

    /* Spacing - reduced for compactness */
    --spacing-xs: 0.2rem;
    --spacing-sm: 0.4rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 1.75rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

html,
body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* App Container - Full viewport, no scroll */
.app-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(ellipse at top, rgba(0, 217, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at bottom, rgba(0, 180, 204, 0.03) 0%, transparent 50%),
        var(--bg-primary);
}

/* ================================================
   HEADER & NAVIGATION
   ================================================ */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    padding-top: calc(var(--spacing-md) + env(safe-area-inset-top, 0px));
    background: rgba(18, 18, 26, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-primary);
}

.nav-link.active {
    color: var(--accent-primary);
    background: rgba(0, 217, 255, 0.1);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary);
    border-radius: 1px;
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo {
    max-height: 50px;
    max-width: 200px;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.3));
}

.logo-large {
    max-height: 70px;
    max-width: 280px;
}

/* Header Left Layout */
.header-left {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.header-left .nav {
    margin-bottom: 0;
    order: 2;
}

.header-left .logo-container {
    order: 1;
}

/* ================================================
   SPLASH SCREEN
   ================================================ */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.splash-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.splash-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.splash-logo {
    max-width: 250px;
    max-height: 100px;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(0, 217, 255, 0.4));
    animation: splashPulse 2s ease-in-out infinite;
}

@keyframes splashPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

.splash-loader {
    display: flex;
    align-items: center;
    justify-content: center;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 217, 255, 0.2);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.splash-screen.ready .loader-spinner {
    border-color: rgba(0, 255, 136, 0.2);
    border-top-color: var(--color-up);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.splash-text {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.splash-screen.ready .splash-text {
    color: var(--color-up);
}

/* ================================================
   MODAL STYLES FOR DOVIZ PAGE
   ================================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 400px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 217, 255, 0.1);
    animation: modalSlideIn 0.3s ease;
}

.modal-compact {
    max-width: 350px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: rgba(255, 68, 102, 0.2);
    color: var(--color-down);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-icon {
    font-size: 2.5rem;
}

.modal-title-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-symbol {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.modal-price-vertical {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.modal-price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
}

.modal-price-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-price-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-price-main {
    font-size: 1.3rem;
    color: var(--accent-primary);
}

.modal-change-badge {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 6px;
    background: rgba(136, 136, 153, 0.2);
    color: var(--text-muted);
}

.modal-change-badge.up {
    background: rgba(0, 255, 136, 0.15);
    color: var(--color-up);
}

.modal-change-badge.down {
    background: rgba(255, 68, 102, 0.15);
    color: var(--color-down);
}

.modal-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.stat-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ================================================
   STATUS INDICATOR
   ================================================ */
.status-container {
    display: flex;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(22, 22, 34, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.8rem;
    box-shadow:
        0 0 20px rgba(0, 217, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-neutral);
    box-shadow: 0 0 10px currentColor;
    animation: pulse 2s infinite;
}

.status-indicator.connected .status-dot {
    background: var(--color-up);
}

.status-indicator.error .status-dot {
    background: var(--color-down);
}

.status-text {
    color: var(--text-secondary);
    font-weight: 500;
}

.status-time {
    color: var(--accent-primary);
    font-family: var(--font-display);
    font-size: 0.75rem;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

/* ================================================
   CARDS GRID
   ================================================ */
.main-cards-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    padding: 10px 15px;
}

.secondary-cards-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 0 15px 20px 15px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-height: 0;
}

.card-large {
    padding: 12px 16px;
    min-height: 120px;
}

.card-small {
    padding: 10px 12px;
    min-height: auto;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 217, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.card:hover::before {
    opacity: 1;
}

/* Card Price Animation Classes */
.card.price-up {
    animation: flashUp 0.5s ease;
}

.card.price-down {
    animation: flashDown 0.5s ease;
}

@keyframes flashUp {
    0% {
        box-shadow: var(--shadow-card);
    }

    50% {
        box-shadow: 0 0 30px rgba(0, 255, 136, 0.4), inset 0 0 20px rgba(0, 255, 136, 0.1);
        border-color: var(--color-up);
    }

    100% {
        box-shadow: var(--shadow-card);
    }
}

@keyframes flashDown {
    0% {
        box-shadow: var(--shadow-card);
    }

    50% {
        box-shadow: 0 0 30px rgba(255, 68, 102, 0.4), inset 0 0 20px rgba(255, 68, 102, 0.1);
        border-color: var(--color-down);
    }

    100% {
        box-shadow: var(--shadow-card);
    }
}

.card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
}

.card-icon {
    font-size: 1.25rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--accent-primary);
    text-transform: uppercase;
}

.card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    min-height: 0;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-value {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.price-main {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 4px;
    padding-top: 4px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
}

.change-badge {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(136, 136, 153, 0.2);
    color: var(--text-muted);
}

.change-badge.up {
    background: rgba(0, 255, 136, 0.15);
    color: var(--color-up);
}

.change-badge.down {
    background: rgba(255, 68, 102, 0.15);
    color: var(--color-down);
}

.ons-price {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-family: var(--font-display);
}

/* ================================================
   BOTTOM TICKER
   ================================================ */
.ticker-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(18, 18, 26, 0.98);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    padding-bottom: calc(var(--spacing-sm) + env(safe-area-inset-bottom, 0px));
    overflow: hidden;
}

.ticker-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.ticker-content {
    display: flex;
    gap: var(--spacing-xl);
    animation: ticker 60s linear infinite;
    white-space: nowrap;
}

.ticker-content:hover {
    animation-play-state: paused;
}

@keyframes ticker {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(22, 22, 34, 0.5);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 217, 255, 0.1);
}

.ticker-item-name {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

.ticker-item-price {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-primary);
}

.ticker-item-change {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 3px;
}

.ticker-item-change.up {
    background: rgba(0, 255, 136, 0.15);
    color: var(--color-up);
}

.ticker-item-change.down {
    background: rgba(255, 68, 102, 0.15);
    color: var(--color-down);
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */

/* Tablets */
@media (max-width: 1024px) {
    .main-cards-container {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }

    .secondary-cards-container {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        padding: 0 var(--spacing-sm) var(--spacing-sm) var(--spacing-sm);
    }

    .header {
        padding: var(--spacing-sm);
    }

    .logo {
        max-height: 40px;
    }

    .nav {
        margin-bottom: var(--spacing-sm);
    }
}

/* Mobile */
@media (max-width: 600px) {
    .main-cards-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        padding: 8px;
    }

    .secondary-cards-container {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
        padding: 0 8px 12px 8px;
    }

    .card {
        padding: 6px 8px;
        border-radius: var(--radius-sm);
    }

    .card-icon {
        font-size: 1rem;
    }

    .card-title {
        font-size: 0.55rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        display: block;
        width: 100%;
    }

    .price-value {
        font-size: 0.65rem;
    }

    .price-main {
        font-size: 0.75rem;
    }

    .change-badge {
        font-size: 0.55rem;
        padding: 1px 3px;
    }

    .ticker-container {
        position: static;
        padding-bottom: var(--spacing-md);
        background: transparent;
        border-top: none;
    }

    .app-container {
        padding-bottom: var(--spacing-md);
    }

    .ons-price {
        font-size: 0.55rem;
    }

    .header {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .logo {
        max-height: 35px;
    }

    .nav-link {
        font-size: 0.65rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        letter-spacing: 1px;
    }

    .status-indicator {
        font-size: 0.7rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .status-time {
        font-size: 0.65rem;
    }

    .ticker-item-name,
    .ticker-item-price {
        font-size: 0.65rem;
    }
}

/* Very small devices */
@media (max-width: 380px) {
    .nav {
        gap: var(--spacing-sm);
    }

    .price-label {
        font-size: 0.6rem;
    }

    .card-footer {
        flex-direction: column;
        gap: 2px;
        align-items: flex-start;
    }
}

/* Landscape mode adjustments */
@media (max-height: 500px) and (orientation: landscape) {
    .cards-container {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }

    .header {
        flex-direction: row;
        justify-content: space-between;
        padding: var(--spacing-xs) var(--spacing-md);
    }

    .nav {
        margin-bottom: 0;
    }

    .status-container {
        padding: var(--spacing-xs);
    }

    .card {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .card-header {
        margin-bottom: var(--spacing-xs);
        padding-bottom: var(--spacing-xs);
    }

    .price-main {
        font-size: 1rem;
    }
}