@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg: #0f172a;
    --bg-soft: #111827;
    --panel: #0b1220;
    --panel-accent: #111d33;
    --text: #e5e7eb;
    --muted: #94a3b8;
    --accent: #7c3aed;
    --accent-strong: #a855f7;
    --success: #22c55e;
    --error: #f87171;
    --border: #1f2937;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    background: radial-gradient(120% 120% at 10% 20%, rgba(124, 58, 237, 0.18), transparent),
        radial-gradient(120% 120% at 80% 10%, rgba(59, 130, 246, 0.2), transparent),
        var(--bg);
    color: var(--text);
    min-height: 100vh;
}

header {
    background: linear-gradient(120deg, #0b1220 0%, #111827 45%, #0f172a 100%);
    color: white;
    padding: 1.25rem 1.8rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: var(--shadow);
}

header h1 {
    margin: 0;
    font-size: 1.45rem;
    letter-spacing: 0.01em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

header h1::before {
    content: "🍷";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    box-shadow: 0 10px 20px rgba(124, 58, 237, 0.35);
    color: white;
    font-size: 1.15rem;
}

nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.18s ease;
}

nav a:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.16);
}

nav form {
    margin: 0;
}

nav button {
    margin-top: 0;
    padding: 0.5rem 0.95rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: linear-gradient(120deg, rgba(124, 58, 237, 0.95), rgba(168, 85, 247, 0.95));
    box-shadow: 0 12px 26px rgba(124, 58, 237, 0.35);
    font-weight: 700;
}

main {
    padding: 1.8rem;
    max-width: 1600px;
    margin: 0 auto;
}

.panel {
    background: linear-gradient(160deg, var(--panel) 0%, var(--panel-accent) 60%, #0a1426 100%);
    padding: 1.25rem 1.4rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow);
}

.panel h2, .panel h3 {
    margin-top: 0;
    letter-spacing: 0.01em;
}

.panel p, .panel .note {
    color: var(--muted);
}

textarea, input, select {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

textarea {
    width: 100%;
    box-sizing: border-box;
    font-family: monospace;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 12px;
    padding: 0.85rem 1rem;
    resize: vertical;
}

button {
    margin-top: 0.5rem;
    padding: 0.75rem 1.1rem;
    background: linear-gradient(120deg, var(--accent), var(--accent-strong));
    color: white;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

button:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgba(124, 58, 237, 0.4);
}

.flash {
    padding: 0.9rem 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text);
}

.flash.success { border-color: rgba(34, 197, 94, 0.35); color: #bbf7d0; }
.flash.error { border-color: rgba(248, 113, 113, 0.4); color: #fecdd3; }

.table-wrapper {
    overflow-x: auto;
    border-radius: 14px;
    box-shadow: var(--shadow);
}

.table-controls {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    margin-bottom: 0.75rem;
}

.table-controls .control {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.table-controls .note {
    font-size: 0.95rem;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0.75rem 0.85rem;
    border-radius: 12px;
}

.table-controls input,
.table-controls select {
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    color: var(--text);
    min-height: 46px;
    font-size: 1rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.table-controls select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, #c084fc 50%),
        linear-gradient(135deg, #c084fc 50%, transparent 50%);
    background-position: calc(100% - 18px) center, calc(100% - 12px) center;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 2.4rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(6px);
}

table th, table td {
    padding: 0.9rem 0.8rem;
    border: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

table thead {
    background: linear-gradient(120deg, rgba(124, 58, 237, 0.12), rgba(168, 85, 247, 0.06));
    color: #e9d5ff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.78rem;
}

tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.015);
}

.highlight {
    background: rgba(34, 197, 94, 0.14) !important;
}

.risk-highlight {
    background: rgba(248, 113, 113, 0.12) !important;
}

.risk-cell {
    min-width: 200px;
}

.risk-hint {
    font-size: 0.85rem;
    color: #fecdd3;
}

.risk-hint.muted {
    color: var(--muted);
}

.hidden-row {
    display: none;
}

.sortable {
    cursor: pointer;
}

.sortable::after {
    content: '\2195';
    margin-left: 0.35rem;
    font-size: 0.8rem;
    color: #c084fc;
}

.sorted-asc::after { content: '\2191'; }
.sorted-desc::after { content: '\2193'; }

.link-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.18s ease;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.platform-pill {
    background: linear-gradient(120deg, rgba(124, 58, 237, 0.18), rgba(168, 85, 247, 0.12));
    border-color: rgba(124, 58, 237, 0.4);
}

.reference-pill {
    background: linear-gradient(120deg, rgba(59, 130, 246, 0.18), rgba(37, 99, 235, 0.12));
    border-color: rgba(59, 130, 246, 0.35);
}

.link-pill:hover {
    transform: translateY(-1px);
    border-color: rgba(124, 58, 237, 0.4);
    box-shadow: 0 10px 18px rgba(0, 0, 0, 0.25), inset 0 0 0 1px rgba(124, 58, 237, 0.35);
}

.link-pill .pill-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 58, 237, 0.15);
    color: #c084fc;
    font-size: 0.9rem;
    box-shadow: inset 0 0 0 1px rgba(124, 58, 237, 0.25);
}

.link-pill .pill-label {
    white-space: nowrap;
}

.link-pill .pill-arrow {
    opacity: 0.8;
    font-size: 0.95rem;
}

.open-link.active {
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.55), 0 15px 30px rgba(59, 130, 246, 0.25);
    background: radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.18), rgba(124, 58, 237, 0.25));
    color: #dbeafe;
    transform: translateY(-1px);
}

.reference-updated {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.icon-form {
    margin: 0;
    display: inline-block;
}

.icon-button {
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: #e5e7eb;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    padding: 0;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
    box-shadow: none;
}

.icon-button:hover {
    background: rgba(124, 58, 237, 0.18);
    border-color: rgba(124, 58, 237, 0.4);
    transform: translateY(-1px);
    box-shadow: none;
}

.icon-button.disabled,
.icon-button:disabled {
    background: rgba(255, 255, 255, 0.03);
    color: #7c7f87;
    border-color: rgba(255, 255, 255, 0.08);
    cursor: not-allowed;
}

.metrics {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.metrics > div {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0.85rem 1rem;
    border-radius: 12px;
    color: var(--muted);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    align-items: center;
    text-align: center;
}

.metrics strong {
    color: var(--text);
}

.metric-label {
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--muted);
}

.metric-value {
    color: var(--text);
    font-weight: 700;
    font-size: 1.15rem;
}

.metric-subtext {
    color: var(--muted);
    font-size: 0.95rem;
}

.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
}

.inline-form {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 0.85rem;
    flex-wrap: wrap;
}

.inline-form input[type="number"] {
    max-width: 140px;
    padding: 0.5rem 0.65rem;
    background: var(--bg-soft);
    border-radius: 10px;
    border: 1px solid var(--border);
    color: var(--text);
}

.value-stack {
    display: grid;
    gap: 0.25rem;
}

.value-highlight {
    font-weight: 700;
    letter-spacing: 0.01em;
}

.value-subtext {
    color: var(--muted);
    font-size: 0.9rem;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.45rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--muted);
    font-weight: 600;
    font-size: 0.82rem;
}

.tag.subtle {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.tag.accent {
    background: rgba(124, 58, 237, 0.15);
    color: #e9d5ff;
}

.dual-line {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.pill-muted {
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted);
}