/*
 * KaChing — shared theme
 * Matches the iOS app: forest, cream, glow green, gold.
 */

:root {
    --forest: #062a1f;
    --forest-deep: #031712;
    --forest-mid: #0b4633;
    --card: rgba(14, 61, 46, 0.55);
    --glow: #3ddc84;
    --cream: #fbf4e4;
    --gold: #f5c518;
    --muted: rgba(255, 255, 255, 0.62);

    --primary: #3ddc84;
    --primary-dark: #2bb86a;
    --primary-light: #6eefaa;
    --secondary: #f5c518;
    --success: #3ddc84;
    --warning: #f5c518;
    --error: #ef4444;

    --bg-dark: #062a1f;
    --bg-darker: #031712;
    --bg-card: rgba(14, 61, 46, 0.55);

    --text-primary: #fbf4e4;
    --text-secondary: rgba(255, 255, 255, 0.62);
    --text-muted: rgba(255, 255, 255, 0.42);

    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(61, 220, 132, 0.28);

    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 18px;
    --radius-xl: 22px;

    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.18);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.28);
    --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.38);
    --shadow-glow: 0 8px 32px rgba(61, 220, 132, 0.28);
}

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

html {
    background: var(--forest-deep);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    background:
        radial-gradient(ellipse 90% 55% at 50% -12%, rgba(61, 220, 132, 0.20), transparent 58%),
        radial-gradient(ellipse 45% 35% at 100% 8%, rgba(245, 197, 24, 0.07), transparent 50%),
        linear-gradient(180deg, #0b4633 0%, #062a1f 42%, #031712 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.card-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--cream);
    letter-spacing: -0.03em;
}

.card-body {
    margin-bottom: var(--spacing-lg);
}

.card-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    border: none;
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--glow);
    color: var(--forest-deep);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(61, 220, 132, 0.4);
}

.btn-secondary {
    background: rgba(245, 197, 24, 0.12);
    color: var(--gold);
    border: 1px solid rgba(245, 197, 24, 0.35);
}

.btn-secondary:hover {
    background: rgba(245, 197, 24, 0.2);
}

.btn-success {
    background: var(--glow);
    color: var(--forest-deep);
}

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

.btn-danger {
    background: rgba(239, 68, 68, 0.16);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.28);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid rgba(251, 244, 228, 0.28);
    color: var(--cream);
}

.btn-outline:hover {
    background: rgba(251, 244, 228, 0.08);
    border-color: var(--glow);
    color: var(--glow);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.badge-primary {
    background: rgba(61, 220, 132, 0.16);
    color: var(--glow);
    border: 1px solid rgba(61, 220, 132, 0.35);
}

.badge-success {
    background: rgba(61, 220, 132, 0.16);
    color: var(--glow);
    border: 1px solid rgba(61, 220, 132, 0.35);
}

.badge-warning {
    background: rgba(245, 197, 24, 0.16);
    color: var(--gold);
    border: 1px solid rgba(245, 197, 24, 0.4);
}

.badge-error {
    background: rgba(239, 68, 68, 0.16);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 14px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(3, 23, 18, 0.45);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--glow);
    background: rgba(3, 23, 18, 0.65);
    box-shadow: 0 0 0 3px rgba(61, 220, 132, 0.16);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-help {
    margin-top: var(--spacing-xs);
    font-size: 12px;
    color: var(--text-muted);
}

.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background: rgba(61, 220, 132, 0.14);
    border: 1px solid rgba(61, 220, 132, 0.35);
    color: #9ff0c2;
}

.alert-error {
    background: rgba(239, 68, 68, 0.16);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

.alert-warning {
    background: rgba(245, 197, 24, 0.14);
    border: 1px solid rgba(245, 197, 24, 0.35);
    color: #fde68a;
}

.alert-info {
    background: rgba(61, 220, 132, 0.1);
    border: 1px solid rgba(61, 220, 132, 0.25);
    color: var(--cream);
}

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

.table th {
    text-align: left;
    padding: var(--spacing-md);
    background: rgba(61, 220, 132, 0.08);
    color: var(--glow);
    font-weight: 600;
    font-size: 14px;
    border-bottom: 1px solid var(--border-glow);
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.table tr:hover {
    background: rgba(61, 220, 132, 0.05);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-sm { font-size: 14px; }
.text-xs { font-size: 12px; }
.text-lg { font-size: 18px; }
.text-xl { font-size: 24px; }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-normal { font-weight: 400; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }

.m-0 { margin: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }

.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(251, 244, 228, 0.2);
    border-radius: 50%;
    border-top-color: var(--glow);
    animation: spin 0.8s linear infinite;
}

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

@media (max-width: 768px) {
    .container {
        padding: var(--spacing-lg) var(--spacing-md);
    }

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

    .hide-mobile {
        display: none !important;
    }

    code, pre {
        max-width: 100%;
        word-break: break-all;
        white-space: pre-wrap;
        overflow-wrap: break-word;
    }

    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

/* Public nav + footer (landing and legal pages) */
.landing-nav {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(3, 23, 18, 0.55);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.landing-nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.landing-nav img {
    height: 40px;
    width: auto;
    display: block;
}

.landing-nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.landing-footer {
    padding: 28px 24px 40px;
    text-align: center;
    color: rgba(255, 255, 255, 0.35);
    font-size: 13px;
}

.landing-footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-bottom: 10px;
}

.landing-footer-links a {
    color: rgba(251, 244, 228, 0.62);
    text-decoration: none;
}

.landing-footer-links a:hover {
    color: #3ddc84;
}

.legal-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px 24px 72px;
}

.legal-page h1 {
    font-size: clamp(32px, 4vw, 44px);
    letter-spacing: -0.04em;
    color: #fbf4e4;
    margin-bottom: 8px;
}

.legal-page .legal-updated {
    color: rgba(255, 255, 255, 0.45);
    font-size: 14px;
    margin-bottom: 32px;
}

.legal-page h2 {
    font-size: 22px;
    letter-spacing: -0.02em;
    color: #3ddc84;
    margin: 32px 0 12px;
}

.legal-page p,
.legal-page li {
    color: rgba(251, 244, 228, 0.78);
    line-height: 1.75;
    margin-bottom: 12px;
}

.legal-page ul {
    padding-left: 22px;
    margin-bottom: 16px;
}

.legal-page a {
    color: #3ddc84;
}

@media (max-width: 860px) {
    .landing-nav-inner { padding: 12px 24px; }
    .landing-nav img { height: 30px; }
}