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

:root {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-card: #0f0f0f;
    --bg-hover: #141414;
    --border-color: #1a1a1a;
    --border-accent: rgba(249, 115, 22, 0.4);
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --accent: #f97316;
    --accent-hover: #fb923c;
    --accent-dim: rgba(249, 115, 22, 0.1);
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(249, 115, 22, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(234, 88, 12, 0.1), transparent),
        radial-gradient(ellipse 40% 30% at 0% 100%, rgba(251, 146, 60, 0.08), transparent);
    pointer-events: none;
    z-index: 0;
}

.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -2px;
}

.logo-icon .gt {
    color: #ffffff;
}

.logo-icon .underscore {
    color: var(--accent);
}

.logo-text {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-text .zero {
    color: #ffffff;
}

.logo-text .fi {
    color: var(--accent);
}

.wallet-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.wallet-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent);
    border: none;
    color: white;
    font-weight: 600;
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all 0.1s ease;
    font-family: inherit;
}

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

.wallet-connected {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.375rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-family: inherit;
}

.wallet-connected:hover {
    background: var(--bg-hover);
}

.wallet-address {
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: 'JetBrains Mono', monospace;
    color: white;
}

.wallet-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    border-radius: 50% !important;
}

.wallet-dropdown {
    position: relative;
}

.wallet-menu {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    min-width: 160px;
    z-index: 20;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.wallet-menu-item {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.wallet-menu-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: 4rem;
    padding: 3rem 0;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.hero .token-name {
    color: var(--accent);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
}

.countdown-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Cards */
.card {
    background: rgba(15, 15, 15, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(5px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Stats */
.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.stat-value.success {
    color: var(--success);
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

/* Progress Bar */
.progress-container {
    margin: 1.5rem 0;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--bg-hover);
    border-radius: 6px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: var(--success);
    transition: width 0.3s ease;
    border-radius: 6px;
}

.progress-text {
    display: flex;
    justify-content: space-between;
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Forms */
.input-group {
    margin-bottom: 1.5rem;
}

.input-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-family: inherit;
    transition: border-color 0.15s ease;
}

.input:focus {
    outline: none;
    border-color: var(--accent);
}

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

.input-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.input-max {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.input-max .input {
    flex: 1;
}



/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: background 0.15s ease;
    font-family: inherit;
}

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

.btn:disabled {
    background: var(--bg-hover);
    color: var(--text-muted);
    cursor: not-allowed;
}

.btn-large {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
}

.btn-secondary {
    background: rgba(15, 15, 15, 0.8);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
}

.btn-secondary:disabled {
    cursor: not-allowed;
}

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

/* Token Info */
.token-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.token-info-item {
    padding: 1rem;
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

/* Transaction List */
.tx-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tx-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: background 0.15s ease;
}

.tx-item:hover {
    background: var(--bg-hover);
}

.tx-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.tx-hash {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.tx-time {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.tx-amount {
    font-weight: 600;
    color: var(--accent);
}

.tx-empty {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
}

/* Status Messages */
.status-message {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    border: 1px solid;
}

.status-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.status-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--error);
}

.status-warning {
    background: rgba(234, 179, 8, 0.1);
    border-color: rgba(234, 179, 8, 0.3);
    color: var(--warning);
}

/* FAQ Section */
.faq-item {
    margin-bottom: 1.5rem;
}

.faq-question {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.faq-answer {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .countdown {
        gap: 1rem;
    }
    
    .countdown-value {
        font-size: 1.75rem;
    }
    
    .container {
        padding: 1rem;
    }
}

/* Payment Methods */
.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 0.75rem;
}

.payment-method-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    color: var(--text-secondary);
}

.payment-method-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-accent);
}

.payment-method-btn.active {
    background: var(--accent-dim);
    border-color: var(--border-accent);
    color: var(--text-primary);
}

.payment-method-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.payment-method-rate {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.payment-method-btn.active .payment-method-rate {
    color: var(--accent);
}

/* Crypto Payment Display */
.crypto-payment-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.crypto-amount-display {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 1.25rem;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid var(--border-accent);
    border-radius: 6px;
}

.crypto-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
}

.crypto-currency {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.crypto-address-display {
    display: flex;
    flex-direction: column;
}

.payment-status {
    margin-top: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .payment-methods {
        grid-template-columns: 1fr;
    }
}

/* Fix card alignment - ensure all cards stay within container bounds */
.container .card {
    max-width: 100%;
    box-sizing: border-box;
}

/* Ensure grid containers don't overflow */
.grid {
    width: 100%;
    max-width: 100%;
}

/* Fix any padding issues on mobile */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .card {
        padding: 1rem;
    }
}

/* Single-column grid helper */
.grid-1 {
    grid-template-columns: 1fr;
}

/* Segmented control (chart view toggle) */
.segmented-control {
    display: inline-flex;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2px;
    gap: 2px;
}

.segmented-btn {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    line-height: 1;
}

.segmented-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.segmented-btn.active {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid var(--border-accent);
}


/* Node Profit Calculator */
.npc-slider-group {
    margin-bottom: 1.25rem;
}

.npc-slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.npc-slider-value {
    font-weight: 600;
    color: var(--accent);
}

.npc-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
    outline: none;
    cursor: pointer;
}

.npc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent);
    cursor: pointer;
    border: none;
}

.npc-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--accent);
    cursor: pointer;
    border: none;
}

.npc-slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.npc-panel {
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
}

.npc-profit-display {
    text-align: center;
    padding: 1.25rem;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
}

.npc-profit-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.npc-profit-main {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--accent);
}

.npc-profit-xmr {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.npc-roi-display {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0.75rem;
}

.npc-breakdown-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-top: 1rem;
}

.npc-breakdown-item {
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid var(--border-color);
    padding: 0.75rem;
}

.npc-breakdown-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.npc-breakdown-value {
    font-size: 0.9375rem;
    font-weight: 600;
}

.npc-breakdown-sub {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.125rem;
}

.npc-roi-positive {
    color: var(--success) !important;
}

.npc-roi-negative {
    color: var(--error) !important;
}

@media (max-width: 768px) {
    .npc-breakdown-grid {
        grid-template-columns: 1fr;
    }

    .npc-profit-main {
        font-size: 2rem;
    }

    .npc-panel {
        padding: 1rem;
    }
}


/* Mobile optimizations */
@media (max-width: 768px) {
    /* Stack header items to avoid overflow */
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .wallet-section {
        width: 100%;
    }

    .wallet-dropdown {
        width: 100%;
    }

    .wallet-btn,
    .wallet-connected {
        width: 100%;
        justify-content: center;
    }

    .wallet-connected {
        justify-content: flex-start;
    }

    /* Prevent iOS Safari input zoom */
    .input {
        font-size: 16px;
    }

    /* Progress text can wrap on small screens */
    .progress-text {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }

    /* Transaction items: stack to avoid overflow */
    .tx-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    /* Segmented controls (e.g., charts + calculator): allow wrapping */
    .segmented-control {
        width: 100%;
        flex-wrap: wrap;
    }

    .segmented-btn {
        flex: 1 1 48%;
        text-align: center;
    }

    /* Tighten the calculator spacing on mobile (override inline gap) */
    #nodeProfitCalculator .grid {
        gap: 1.25rem !important;
    }
}

@media (max-width: 480px) {
    /* Reduce oversized headings that use inline 2.5rem */
    h2[style*="font-size: 2.5rem"] {
        font-size: 1.75rem !important;
    }

    .segmented-btn {
        font-size: 0.8125rem;
        padding: 0.5rem;
    }

    .wallet-address {
        font-size: 0.8125rem;
    }
}

/* Force square corners site-wide */
*,
*::before,
*::after {
    border-radius: 0 !important;
}