* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a25;
    --bg-card-hover: #222233;
    --accent-green: #00ff88;
    --accent-green-dim: rgba(0, 255, 136, 0.2);
    --accent-green-glow: rgba(0, 255, 136, 0.4);
    --accent-red: #ff3366;
    --accent-red-dim: rgba(255, 51, 102, 0.2);
    --accent-orange: #ff9500;
    --accent-cyan: #00ccff;
    --accent-purple: #8b5cf6;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-dim: #606070;
    --border-color: #2a2a3a;
    --border-active: #3a3a4a;
}

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

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
}

/* Background Effects */
.bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.bg-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 30%, rgba(0, 255, 136, 0.1) 0%, transparent 50%);
    animation: glow-pulse 10s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1) rotate(0deg); }
    50% { opacity: 1; transform: scale(1.1) rotate(5deg); }
}

/* App Container */
.app-container {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    max-width: 500px;
    margin: 0 auto;
}

/* Header */
.app-header {
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 0.6rem;
    color: var(--text-dim);
    letter-spacing: 3px;
    margin-top: 2px;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--accent-green-dim);
    border: 1px solid var(--accent-green);
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-green);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Main Content Area */
.main-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px 20px;
    padding-bottom: 100px;
    -webkit-overflow-scrolling: touch;
}

/* Signal Status Card */
.signal-status-card {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 16px;
    position: relative;
    overflow: hidden;
}

.signal-status-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan), var(--accent-green));
    background-size: 200% 100%;
    animation: gradient-slide 3s linear infinite;
}

@keyframes gradient-slide {
    0% { background-position: 0% 0%; }
    100% { background-position: 200% 0%; }
}

.signal-status-card.signal-active {
    border-color: var(--accent-green);
    box-shadow: 0 0 40px var(--accent-green-dim);
}

.signal-status-card.signal-active::before {
    height: 4px;
    background: var(--accent-green);
    animation: none;
}

/* Accuracy Section */
.accuracy-section {
    text-align: center;
    margin-bottom: 20px;
}

.accuracy-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.accuracy-display {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 4px;
}

.accuracy-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    color: var(--accent-green);
    text-shadow: 0 0 40px var(--accent-green-glow);
    line-height: 1;
}

.accuracy-symbol {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-green);
}

.accuracy-bar-container {
    margin-top: 16px;
    padding: 0 10px;
}

.accuracy-bar {
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.accuracy-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
    border-radius: 3px;
    transition: width 0.5s ease;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.stat-item {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 14px 10px;
    text-align: center;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
}

.stat-value.green { color: var(--accent-green); }
.stat-value.orange { color: var(--accent-orange); }
.stat-value.red { color: var(--accent-red); }

.stat-label {
    font-size: 0.65rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* Signal Countdown / Active Signal */
.signal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.signal-card.waiting {
    border-color: var(--border-color);
}

.signal-card.active {
    border-color: var(--accent-green);
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), rgba(0, 255, 136, 0.05));
    box-shadow: 0 0 30px var(--accent-green-dim);
    animation: pulse-border 2s ease-in-out infinite;
}

@keyframes pulse-border {
    0%, 100% { box-shadow: 0 0 20px var(--accent-green-dim); }
    50% { box-shadow: 0 0 40px var(--accent-green-glow); }
}

.signal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.signal-title {
    font-size: 0.8rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.signal-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.signal-badge.waiting {
    background: var(--bg-primary);
    color: var(--text-dim);
    border: 1px solid var(--border-color);
}

.signal-badge.active {
    background: var(--accent-green);
    color: var(--bg-primary);
    animation: badge-pulse 1.5s ease-in-out infinite;
}

@keyframes badge-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Countdown Display */
.countdown-display {
    text-align: center;
    padding: 20px 0;
}

.countdown-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 6px;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.countdown-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* Active Signal Display */
.active-signal-display {
    display: none;
    text-align: center;
    padding: 10px 0;
}

.active-signal-display.visible {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.signal-indicator {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--accent-green);
    color: var(--bg-primary);
    padding: 16px 28px;
    border-radius: 16px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    box-shadow: 0 4px 30px var(--accent-green-glow);
}

.signal-indicator-icon {
    font-size: 1.4rem;
}

.signal-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 16px;
}

.signal-detail-item {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 14px;
    text-align: center;
}

.signal-detail-label {
    font-size: 0.7rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.signal-detail-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-green);
}

/* Algorithm Visualization */
.algorithm-viz {
    margin: 20px 0;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: 12px;
}

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

.algorithm-title {
    font-size: 0.7rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.algorithm-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    color: var(--accent-green);
}

.algorithm-status-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: blink 0.5s ease-in-out infinite;
}

.algorithm-bars {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 40px;
}

.algorithm-bar {
    flex: 1;
    background: var(--accent-green-dim);
    border-radius: 2px;
    transition: height 0.3s ease;
}

.algorithm-bar.active {
    background: var(--accent-green);
    box-shadow: 0 0 10px var(--accent-green-dim);
}

/* Play Button */
.play-button-container {
    margin-top: 20px;
}

.play-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 18px 24px;
    background: linear-gradient(135deg, var(--accent-green), #00cc6a);
    border: none;
    border-radius: 14px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--bg-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 4px 30px var(--accent-green-glow);
    transition: all 0.3s ease;
    text-decoration: none;
}

.play-button:hover, .play-button:active {
    transform: translateY(-2px);
    box-shadow: 0 6px 40px var(--accent-green-glow);
}

.play-button:disabled {
    background: var(--bg-card);
    color: var(--text-dim);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.play-button-icon {
    font-size: 1.3rem;
}

/* Signal History */
.history-section {
    margin-top: 24px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.section-badge {
    font-size: 0.65rem;
    color: var(--accent-green);
    background: var(--accent-green-dim);
    padding: 4px 10px;
    border-radius: 20px;
}

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

.history-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 16px;
    transition: all 0.3s ease;
}

.history-item:active {
    background: var(--bg-card-hover);
}

.history-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.history-icon.win {
    background: var(--accent-green-dim);
    border: 1px solid var(--accent-green);
}

.history-icon.loss {
    background: var(--accent-red-dim);
    border: 1px solid var(--accent-red);
}

.history-info {
    flex: 1;
    min-width: 0;
}

.history-title {
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 3px;
}

.history-meta {
    font-size: 0.7rem;
    color: var(--text-dim);
}

.history-result {
    text-align: right;
    flex-shrink: 0;
}

.history-multiplier {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
}

.history-multiplier.win { color: var(--accent-green); }
.history-multiplier.loss { color: var(--accent-red); }

.history-status {
    font-size: 0.65rem;
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.history-status.win { color: var(--accent-green); }
.history-status.loss { color: var(--accent-red); }

/* Social Proof */
.social-proof {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 16px;
    margin-top: 16px;
    overflow: hidden;
}

.social-proof-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.social-proof-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: blink 1.5s ease-in-out infinite;
}

.social-proof-label {
    font-size: 0.7rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.social-proof-ticker {
    height: 24px;
    position: relative;
    overflow: hidden;
}

.ticker-item {
    position: absolute;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    opacity: 0;
    transform: translateY(20px);
}

.ticker-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-green));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 600;
    flex-shrink: 0;
}

.ticker-text {
    color: var(--text-secondary);
}

.ticker-amount {
    color: var(--accent-green);
    font-weight: 600;
    font-family: 'Orbitron', sans-serif;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    padding: 12px 20px;
    padding-bottom: max(12px, env(safe-area-inset-bottom));
    z-index: 100;
}

.bottom-nav-container {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-item.active {
    color: var(--accent-green);
}

.nav-item-icon {
    font-size: 1.3rem;
}

/* Install Prompt */
.install-prompt {
    position: fixed;
    bottom: 80px;
    left: 20px;
    right: 20px;
    background: var(--bg-card);
    border: 1px solid var(--accent-green);
    border-radius: 16px;
    padding: 16px;
    z-index: 99;
    display: none;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    max-width: 460px;
    margin: 0 auto;
}

.install-prompt.visible {
    display: block;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.install-prompt-content {
    display: flex;
    align-items: center;
    gap: 14px;
}

.install-prompt-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.install-prompt-text {
    flex: 1;
}

.install-prompt-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.install-prompt-desc {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.install-prompt-actions {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.install-btn {
    flex: 1;
    padding: 12px;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.install-btn.primary {
    background: var(--accent-green);
    color: var(--bg-primary);
    border: none;
}

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

/* Notification Permission */
.notification-prompt {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 200;
    padding: 20px;
}

.notification-prompt.visible {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.notification-prompt-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px 24px;
    max-width: 340px;
    text-align: center;
}

.notification-prompt-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.notification-prompt-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.notification-prompt-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.notification-prompt-btn {
    width: 100%;
    padding: 16px;
    background: var(--accent-green);
    color: var(--bg-primary);
    border: none;
    border-radius: 12px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    margin-bottom: 12px;
}

.notification-prompt-skip {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 8px;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 300;
    transition: opacity 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 3px;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    margin-top: 20px;
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 2px;
}

/* Utility */
.hidden {
    display: none !important;
}

/* Safe area for notched phones */
@supports (padding-top: env(safe-area-inset-top)) {
    .app-header {
        padding-top: calc(16px + env(safe-area-inset-top));
    }
}