/* ===========================
   PnP Crafting Geeklist Generator
   Styles
   =========================== */

:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-card: #0f3460;
    --bg-code: #0a1628;
    --accent: #e94560;
    --accent-hover: #ff6b81;
    --gold: #f5c518;
    --gold-dark: #d4a017;
    --text-primary: #eaeaea;
    --text-secondary: #a0a0b8;
    --text-muted: #6c6c80;
    --border: #2a2a4a;
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --radius: 8px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --transition: 0.2s ease;
}

/* Light mode overrides */
body.light {
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-card: #e8e8e8;
    --bg-code: #f0f0f0;
    --accent: #c0392b;
    --accent-hover: #e74c3c;
    --gold: #b8860b;
    --gold-dark: #996515;
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #888888;
    --border: #d0d0d0;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===========================
   Header
   =========================== */
header {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
    padding: 2rem 1.5rem;
    text-align: center;
    border-bottom: 3px solid var(--gold);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

header h1 {
    font-size: 1.8rem;
    color: var(--gold);
    margin-bottom: 0.25rem;
}

header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.nav-link:hover {
    color: var(--gold);
    background: rgba(245, 197, 24, 0.1);
}

.nav-link[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 400;
    white-space: normal;
    width: max-content;
    max-width: 300px;
    z-index: 1000;
    box-shadow: var(--shadow);
    pointer-events: none;
}

.nav-link[data-tooltip]:hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 3px);
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--border);
    pointer-events: none;
}

/* ===========================
   Main
   =========================== */
main {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.page-section {
    margin-bottom: 3rem;
    scroll-margin-top: 140px;
}

.page-section h2 {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border);
}

.section-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* ===========================
   Form
   =========================== */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.form-group input,
.form-group select {
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-code);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 2px rgba(245, 197, 24, 0.2);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.2);
}

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

.form-group small {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

/* ===========================
   Buttons
   =========================== */
.form-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.btn {
    padding: 0.6rem 1.4rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

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

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
}

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

.btn-tertiary:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

/* Theme Toggle */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.35rem 0.7rem;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.theme-toggle:hover {
    border-color: var(--gold);
    color: var(--gold);
}

/* Help Icon Tooltips */
.help-icon {
    display: inline-block;
    width: 14px;
    height: 14px;
    line-height: 14px;
    text-align: center;
    border-radius: 50%;
    background: var(--text-muted);
    color: var(--bg-primary);
    font-size: 9px;
    font-weight: 700;
    cursor: help;
    margin-left: 4px;
    position: relative;
    top: -1px;
}

.help-icon:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 400;
    white-space: normal;
    width: max-content;
    max-width: 260px;
    z-index: 1000;
    box-shadow: var(--shadow);
    pointer-events: none;
}

.help-icon:hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--border);
    pointer-events: none;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.validation-error {
    background: rgba(231, 76, 60, 0.15);
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    color: var(--danger);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-align: center;
}

/* ===========================
   Output Section
   =========================== */
.output-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.output-section h3 {
    color: var(--gold);
    margin-bottom: 1rem;
}

.output-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tab-btn {
    padding: 0.4rem 1rem;
    border: 1px solid var(--border);
    border-bottom: none;
    border-radius: var(--radius) var(--radius) 0 0;
    background: var(--bg-code);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--gold);
    border-color: var(--gold);
    background: var(--bg-card);
}

.output-box {
    background: var(--bg-code);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.82rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 500px;
    overflow-y: auto;
    color: var(--text-primary);
}

.output-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.hidden {
    display: none !important;
}

/* ===========================
   Instructions
   =========================== */
.instructions-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.steps {
    list-style: none;
    counter-reset: step-counter;
}

.steps li {
    counter-increment: step-counter;
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.steps li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.step-number {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-content {
    flex: 1;
}

.step-content strong {
    color: var(--gold);
}

.step-content ul {
    margin-top: 0.5rem;
    margin-left: 1.25rem;
    color: var(--text-secondary);
}

.step-content ul li {
    margin-bottom: 0.25rem;
}

.step-content a {
    color: var(--gold);
    text-decoration: underline;
}

.step-content a:hover {
    color: var(--accent-hover);
}

.tip-box {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(245, 197, 24, 0.1);
    border: 1px solid var(--gold-dark);
    border-radius: var(--radius);
    color: var(--text-secondary);
}

.tip-box a {
    color: var(--gold);
}

/* ===========================
   Guest Hosts
   =========================== */
.guest-hosts-banner {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.guest-hosts-banner .note {
    font-style: italic;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.guest-hosts-banner a {
    color: var(--gold);
}

.host-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.host-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.host-card:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.host-card.filled {
    border-left: 4px solid var(--success);
}

.host-card.pending {
    border-left: 4px solid var(--warning);
}

.host-card.empty {
    border-left: 4px solid var(--danger);
    opacity: 0.7;
}

.host-card .month-year {
    font-weight: 700;
    color: var(--gold);
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.host-card .host-name {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.host-card .host-theme {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.host-card .status-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.75rem;
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.host-card.filled .status-badge {
    background: rgba(46, 204, 113, 0.2);
    color: var(--success);
}

.host-card.pending .status-badge {
    background: rgba(243, 156, 18, 0.2);
    color: var(--warning);
}

.host-card.empty .status-badge {
    background: rgba(231, 76, 60, 0.2);
    color: var(--danger);
}

.missing-hosts {
    background: rgba(231, 76, 60, 0.08);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.missing-hosts h3 {
    color: var(--danger);
    margin-bottom: 0.5rem;
}

.missing-hosts p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.missing-hosts ul {
    list-style: none;
}

.missing-hosts li {
    padding: 0.4rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.missing-hosts li:last-child {
    border-bottom: none;
}

/* ===========================
   Footer
   =========================== */
footer {
    text-align: center;
    padding: 2rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 640px) {
    header h1 {
        font-size: 1.4rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

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

    .btn {
        justify-content: center;
    }

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

    .host-grid {
        grid-template-columns: 1fr;
    }

    nav {
        gap: 0.75rem;
    }
}