/* ══════════════════════════════════════════
   SWADE Tools — Design System & Global Styles
   ══════════════════════════════════════════ */

/* ── CSS Custom Properties ── */
:root {
    /* Background tones */
    --bg-deep: #0d0d1a;
    --bg-base: #1a1a2e;
    --bg-surface: #22223a;
    --bg-elevated: #2a2a45;
    --bg-hover: #33335a;

    /* Accent colors */
    --gold: #d4a017;
    --gold-light: #f0c850;
    --gold-dim: #a07a10;
    --red: #e74c3c;
    --red-dim: #c0392b;
    --green: #2ecc71;
    --green-dim: #27ae60;
    --blue: #3498db;
    --blue-dim: #2980b9;
    --purple: #9b59b6;
    --orange: #e67e22;
    --cyan: #1abc9c;

    /* Text */
    --text-primary: #e8e6e3;
    --text-secondary: #a09c97;
    --text-muted: #6b6560;

    /* Glass effect */
    --glass-bg: rgba(34, 34, 58, 0.7);
    --glass-border: rgba(212, 160, 23, 0.15);
    --glass-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);

    /* Layout */
    --topnav-height: 52px;
    --radius: 10px;
    --radius-sm: 7px;
    --radius-lg: 14px;

    /* Typography */
    --font-display: 'Cinzel', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Easing curves */
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);

    /* Tool accent (overridden per tool) */
    --tool-accent: var(--gold);
    --tool-accent-bg: rgba(212, 160, 23, 0.08);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-deep);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Layout ── */
.main-content {
    flex: 1;
    padding: calc(var(--topnav-height) + 1.5rem) 1.75rem 1.5rem;
    position: relative;
    z-index: 1;
    min-height: 100vh;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* ── Per-tool theming ── */
[data-tool-theme="dramatic-task"] {
    --tool-accent: #e05555;
    --tool-accent-bg: rgba(224, 85, 85, 0.08);
}

[data-tool-theme="raises"] {
    --tool-accent: #4db8ff;
    --tool-accent-bg: rgba(77, 184, 255, 0.08);
}

[data-tool-theme="clocks"] {
    --tool-accent: #7c9ef5;
    --tool-accent-bg: rgba(124, 158, 245, 0.08);
}

[data-tool-theme="tables"] {
    --tool-accent: #c9a84c;
    --tool-accent-bg: rgba(201, 168, 76, 0.08);
}

[data-tool-theme="magic-items"] {
    --tool-accent: #5ecf8a;
    --tool-accent-bg: rgba(94, 207, 138, 0.08);
}

[data-tool-theme="enemy-gen"] {
    --tool-accent: #e67e22;
    --tool-accent-bg: rgba(230, 126, 34, 0.08);
}

/* ── Panels ── */
.tool-panel {
    display: none;
    animation: panelFadeIn 0.35s ease;
}

.tool-panel.active {
    display: block;
}

@keyframes panelFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* Stagger children on panel enter */
.tool-panel.active>.panel-header,
.tool-panel.active>.panel-body>* {
    animation: contentStagger 0.4s var(--ease-out-expo) backwards;
}

.tool-panel.active>.panel-header {
    animation-delay: 0.02s;
}

.tool-panel.active>.panel-body>*:nth-child(1) {
    animation-delay: 0.06s;
}

.tool-panel.active>.panel-body>*:nth-child(2) {
    animation-delay: 0.10s;
}

.tool-panel.active>.panel-body>*:nth-child(3) {
    animation-delay: 0.14s;
}

.tool-panel.active>.panel-body>*:nth-child(4) {
    animation-delay: 0.18s;
}

.tool-panel.active>.panel-body>*:nth-child(5) {
    animation-delay: 0.22s;
}

.tool-panel.active>.panel-body>*:nth-child(n+6) {
    animation-delay: 0.26s;
}

@keyframes contentStagger {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.panel-header {
    margin-bottom: 1.25rem;
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

.panel-header h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tool-accent, var(--gold-light));
    margin-bottom: 0;
}

.panel-header .panel-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 400;
}

/* ── Glass Card — no blur (opaque bg, blur wastes GPU) ── */
.glass-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    box-shadow: var(--glass-shadow);
    padding: 1.1rem 1.25rem;
    transition: border-color var(--transition-base);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    line-height: 1;
    position: relative;
}

.btn:focus-visible {
    outline: 2px solid var(--tool-accent);
    outline-offset: 2px;
}

.btn:active {
    transform: scale(0.96);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold), var(--gold-dim));
    color: #0d0d1a;
    box-shadow: 0 2px 12px color-mix(in srgb, var(--gold) 30%, transparent);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    box-shadow: 0 4px 20px color-mix(in srgb, var(--gold) 40%, transparent);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-danger {
    background: rgba(231, 76, 60, 0.15);
    color: var(--red);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.btn-danger:hover {
    background: rgba(231, 76, 60, 0.25);
}

.btn-success {
    background: rgba(46, 204, 113, 0.15);
    color: var(--green);
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.btn-success:hover {
    background: rgba(46, 204, 113, 0.25);
}

.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.75rem 1.75rem;
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    font-size: 1.1rem;
}

/* ── Form Elements ── */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--bg-deep);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--tool-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--tool-accent) 15%, transparent);
}

.form-input:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--tool-accent);
    outline-offset: 1px;
}

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

/* ── Utilities ── */
.flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm {
    gap: 0.5rem;
}

.gap-md {
    gap: 1rem;
}

.gap-lg {
    gap: 1.5rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

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

.text-gold {
    color: var(--gold-light);
}

.text-red {
    color: var(--red);
}

.text-green {
    color: var(--green);
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .main-content {
        padding: calc(var(--topnav-height) + 1rem) 1rem 1rem;
    }

    .panel-header h2 {
        font-size: 1.25rem;
    }
}

/* ── Number input arrows (hide) ── */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}