/**
 * LightningPayment Component Styles
 * Designed to match Lightning Faucet's Bitcoin Native Dark Theme
 */

/* ============================================================================
   MODAL OVERLAY & CONTAINER
   ============================================================================ */

.lp-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 1rem;
}

.lp-modal-overlay.lp-visible {
    opacity: 1;
    visibility: visible;
}

.lp-modal {
    background: var(--bg-card, #2a2a2a);
    border-radius: var(--radius-xl, 16px);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(0, 0, 0, 0.5)),
                0 0 60px rgba(247, 147, 26, 0.15);
    max-width: 420px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
}

.lp-modal-overlay.lp-visible .lp-modal {
    transform: scale(1) translateY(0);
}

.lp-modal-content {
    padding: 2rem;
}

/* Body scroll lock */
body.lp-modal-open {
    overflow: hidden;
}

/* ============================================================================
   PAYMENT MODAL
   ============================================================================ */

.lp-payment-modal {
    text-align: center;
    position: relative;
}

.lp-close {
    position: absolute;
    top: 0.75rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-muted, #6a6a6a);
    font-size: 1.75rem;
    font-weight: 300;
    line-height: 1;
    border-radius: var(--radius-md, 8px);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.lp-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #fff);
}

/* Header */
.lp-header {
    margin-bottom: 1.5rem;
}

.lp-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: inline-block;
}

.lp-header h3 {
    font-size: var(--text-xl, 1.25rem);
    font-weight: 600;
    color: var(--text-primary, #fff);
    margin: 0 0 0.5rem 0;
    font-family: var(--font-display, sans-serif);
}

.lp-amount {
    font-size: var(--text-2xl, 1.5rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-btc-orange, #f7931a), var(--color-btc-gold, #ffd700));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0;
    font-family: var(--font-mono, monospace);
}

/* QR Container */
.lp-qr-container {
    background: var(--bg-tertiary, #1f1f1f);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
}

.lp-qr {
    background: #ffffff;
    padding: 1rem;
    border-radius: var(--radius-md, 8px);
    display: inline-block;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm, 0 2px 8px rgba(0, 0, 0, 0.3));
}

.lp-qr img,
.lp-qr canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

.lp-qr-placeholder {
    width: 200px;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #f0f0f0;
    border-radius: 8px;
    color: #666;
}

/* Status */
.lp-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-secondary, #aaa);
    font-size: var(--text-sm, 0.875rem);
}

.lp-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-default, rgba(255, 255, 255, 0.12));
    border-top-color: var(--color-btc-orange, #f7931a);
    border-radius: 50%;
    animation: lp-spin 1s linear infinite;
}

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

/* Timer */
.lp-timer {
    margin-top: 0.75rem;
    font-size: var(--text-sm, 0.875rem);
    color: var(--text-muted, #6a6a6a);
}

.lp-timer-label {
    margin-right: 0.5rem;
}

.lp-timer-value {
    color: var(--text-primary, #fff);
    font-weight: 600;
    font-family: var(--font-mono, monospace);
    font-variant-numeric: tabular-nums;
}

.lp-timer-value.lp-timer-warning {
    color: var(--color-warning, #f59e0b);
}

.lp-timer-expired {
    color: var(--color-error, #ef4444);
    font-weight: 600;
}

/* Action Buttons */
.lp-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.lp-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1rem;
    border: none;
    border-radius: var(--radius-md, 8px);
    font-size: var(--text-sm, 0.875rem);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: var(--font-body, sans-serif);
}

.lp-btn-copy {
    background: var(--bg-tertiary, #1f1f1f);
    color: var(--text-primary, #fff);
    border: 1px solid var(--border-default, rgba(255, 255, 255, 0.12));
}

.lp-btn-copy:hover {
    background: var(--color-btc-orange, #f7931a);
    color: var(--color-black, #0a0a0a);
    border-color: transparent;
}

.lp-btn-wallet {
    background: linear-gradient(135deg, var(--color-btc-orange, #f7931a), var(--color-btc-orange-dark, #cc7a15));
    color: var(--color-black, #0a0a0a);
}

.lp-btn-wallet:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow, 0 0 20px rgba(247, 147, 26, 0.3));
}

.lp-btn-primary {
    background: linear-gradient(135deg, var(--color-btc-orange, #f7931a), var(--color-btc-orange-dark, #cc7a15));
    color: var(--color-black, #0a0a0a);
    width: 100%;
}

.lp-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow, 0 0 20px rgba(247, 147, 26, 0.3));
}

.lp-btn-secondary {
    background: var(--bg-tertiary, #1f1f1f);
    color: var(--text-primary, #fff);
    border: 1px solid var(--border-default, rgba(255, 255, 255, 0.12));
}

.lp-btn-secondary:hover {
    background: var(--bg-card-hover, #3a3a3a);
}

.lp-btn-icon {
    font-size: 1rem;
}

/* Payment String */
.lp-payment-string {
    background: var(--bg-tertiary, #1f1f1f);
    border-radius: var(--radius-md, 8px);
    padding: 0.75rem;
    border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
}

.lp-payment-string code {
    font-family: var(--font-mono, monospace);
    font-size: var(--text-xs, 0.75rem);
    color: var(--text-muted, #6a6a6a);
    word-break: break-all;
}

/* ============================================================================
   RESULT MODALS (Success/Error/Expired)
   ============================================================================ */

.lp-result-modal {
    text-align: center;
    padding: 1rem 0;
    position: relative;
}

.lp-result-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 2rem;
    font-weight: 600;
}

.lp-success .lp-result-icon {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success, #22c55e);
    animation: lp-success-pop 0.5s ease;
}

@keyframes lp-success-pop {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.lp-error .lp-result-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error, #ef4444);
    border: 2px solid rgba(239, 68, 68, 0.2);
}

.lp-expired .lp-result-icon {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning, #f59e0b);
    border: 2px solid rgba(245, 158, 11, 0.2);
}

.lp-result-modal h3 {
    font-size: var(--text-xl, 1.25rem);
    font-weight: 700;
    color: var(--text-primary, #fff);
    margin: 0 0 0.75rem 0;
    font-family: var(--font-display, sans-serif);
}

.lp-result-modal p {
    color: var(--text-secondary, #aaa);
    margin: 0 0 1.5rem 0;
    line-height: 1.5;
}

.lp-error-message {
    background: var(--bg-tertiary, #1f1f1f);
    border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
    border-radius: var(--radius-md, 8px);
    padding: 0.875rem 1rem;
    color: var(--text-secondary, #aaa);
    font-size: var(--text-sm, 0.875rem);
    margin-bottom: 1.5rem;
    font-family: var(--font-mono, monospace);
}

.lp-error-actions {
    display: flex;
    gap: 0.75rem;
}

/* Fortune result */
.lp-fortune {
    background: linear-gradient(135deg, rgba(247, 147, 26, 0.1), rgba(247, 147, 26, 0.05));
    border: 1px solid rgba(247, 147, 26, 0.2);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.lp-fortune p {
    font-size: var(--text-lg, 1.125rem);
    font-style: italic;
    color: var(--text-primary, #fff);
    margin: 0;
    line-height: 1.6;
}

/* Ticket result */
.lp-ticket {
    background: var(--bg-tertiary, #1f1f1f);
    border-radius: var(--radius-lg, 12px);
    padding: 1rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.08));
}

.lp-ticket p {
    font-size: var(--text-xl, 1.25rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-btc-orange, #f7931a), var(--color-btc-gold, #ffd700));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0;
    font-family: var(--font-mono, monospace);
}

/* ============================================================================
   LOADING STATE
   ============================================================================ */

.lp-loading {
    text-align: center;
    padding: 2rem 0;
}

.lp-loading .lp-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    border-width: 3px;
}

.lp-loading p {
    color: var(--text-secondary, #aaa);
    margin: 0;
}

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

@media (max-width: 480px) {
    .lp-modal-content {
        padding: 1.5rem;
    }

    .lp-header h3 {
        font-size: var(--text-lg, 1.125rem);
    }

    .lp-amount {
        font-size: var(--text-xl, 1.25rem);
    }

    .lp-qr-container {
        padding: 1rem;
    }

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

    .lp-error-actions {
        flex-direction: column;
    }
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
    .lp-modal-overlay,
    .lp-modal,
    .lp-btn,
    .lp-close,
    .lp-spinner {
        animation: none;
        transition: none;
    }
}

/* Focus styles */
.lp-btn:focus,
.lp-close:focus {
    outline: 2px solid var(--color-btc-orange, #f7931a);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .lp-modal {
        border: 2px solid var(--text-primary, #fff);
    }

    .lp-btn {
        border: 2px solid currentColor;
    }
}