:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f16;
    --bg-card: #13131c;
    --bg-card-hover: #1a1a26;
    --border: #1f1f2e;
    --border-accent: #ff4757;
    --text-primary: #f0f0f5;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent: #ff4757;
    --accent-glow: rgba(255, 71, 87, 0.4);
    --accent-glow-strong: rgba(255, 71, 87, 0.6);
    --green: #10b981;
    --green-glow: rgba(16, 185, 129, 0.4);
    --yellow: #fbbf24;
    --yellow-glow: rgba(251, 191, 36, 0.4);
    --red: #ef4444;
    --red-glow: rgba(239, 68, 68, 0.4);
    --purple: #a78bfa;
    --purple-glow: rgba(167, 139, 250, 0.4);
    --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
    font-family: var(--sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* ── First-visit thank-you modal ── */
.welcome-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.welcome-modal--dismissed,
.welcome-modal[hidden] {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

body.welcome-modal-active {
    overflow: hidden;
}

.welcome-modal__backdrop {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: rgba(5, 5, 12, 0.88);
    backdrop-filter: blur(8px);
}

.welcome-modal__card {
    position: relative;
    z-index: 1;
    max-width: 440px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem 1.5rem;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 71, 87, 0.12);
    animation: welcomePop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes welcomePop {
    from {
        opacity: 0;
        transform: scale(0.92) translateY(12px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.welcome-modal__title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.welcome-modal__text {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.welcome-modal__text strong {
    color: var(--text-primary);
}

.welcome-modal__name {
    color: #5865f2;
}

.welcome-modal__btn {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
}

body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 50%, rgba(255, 71, 87, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(167, 139, 250, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    animation: gradientShift 20s ease infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes gradientShift {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(5%, 5%) rotate(120deg); }
    66% { transform: translate(-5%, 5%) rotate(240deg); }
}

/* ── Header ── */
.header {
    border-bottom: 1px solid var(--border);
    background: rgba(15, 15, 22, 0.8);
    backdrop-filter: blur(20px);
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 18px;
    color: #fff;
    font-family: var(--mono);
    box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
    animation: pulse 3s ease-in-out infinite;
    transition: all 0.3s ease;
}

.brand-icon:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 30px var(--accent-glow-strong), 0 0 60px var(--accent-glow);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow); }
    50% { box-shadow: 0 0 30px var(--accent-glow-strong), 0 0 60px var(--accent-glow); }
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.brand-text span { color: var(--accent); }

.header-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 1rem 1.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.header-credit {
    font-size: 0.8rem;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.header-credit strong {
    color: #5865f2;
    font-weight: 700;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.status-dot.green { 
    background: var(--green); 
    box-shadow: 0 0 10px var(--green-glow), 0 0 20px var(--green-glow);
    animation: glowPulse 2s ease-in-out infinite;
}
.status-dot.yellow { 
    background: var(--yellow); 
    box-shadow: 0 0 10px var(--yellow-glow), 0 0 20px var(--yellow-glow);
    animation: glowPulse 2s ease-in-out infinite;
}
.status-dot.red { 
    background: var(--red); 
    box-shadow: 0 0 10px var(--red-glow), 0 0 20px var(--red-glow);
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

/* ── Main ── */
.main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Info Cards Row ── */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: cardSlideIn 0.5s ease-out backwards;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.info-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(255, 71, 87, 0.2), 0 0 20px var(--accent-glow);
}

.info-card:hover::before {
    opacity: 0.1;
}

.info-card:nth-child(1) { animation-delay: 0.1s; }
.info-card:nth-child(2) { animation-delay: 0.2s; }
.info-card:nth-child(3) { animation-delay: 0.3s; }
.info-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes cardSlideIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.info-card-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.info-card-value {
    font-family: var(--mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-all;
}

.info-card-value.small {
    font-size: 0.85rem;
    font-weight: 400;
}

/* ── Download Buttons ── */
.download-row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.65rem 1.4rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s;
    border: none;
    font-family: var(--sans);
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    background: #e63946;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow-strong), 0 0 40px var(--accent-glow);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-secondary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 71, 87, 0.1), transparent);
    transition: left 0.5s;
}

.btn-secondary:hover::after {
    left: 100%;
}

.btn-secondary:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.15);
}

.btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
}

/* ── C++ Example Section ── */
.example-section {
    margin-bottom: 2rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
}

.example-section::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent), var(--purple), var(--green), var(--accent));
    border-radius: 12px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
    background-size: 300% 300%;
    animation: gradientRotate 6s ease infinite;
}

.example-section:hover::before {
    opacity: 0.3;
}

@keyframes gradientRotate {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.example-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.example-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.example-code-wrap {
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: #0a0a0a;
}

.example-code-wrap pre {
    margin: 0;
    padding: 1rem 1.25rem;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.example-code-wrap code {
    white-space: pre;
}

/* ── Search / Filter ── */
.toolbar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: 0.6rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--mono);
    outline: none;
    transition: all 0.3s ease;
}

.search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow), 0 4px 15px rgba(255, 71, 87, 0.2);
    transform: translateY(-2px);
}

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

.result-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--mono);
}

/* ── Offsets Table ── */
.offsets-container {
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.namespace-group {
    border-bottom: 1px solid var(--border);
}

.namespace-group:last-child { border-bottom: none; }

.namespace-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.25rem;
    background: var(--bg-secondary);
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease;
    position: relative;
}

.namespace-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--accent);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.namespace-header:hover {
    background: var(--bg-card-hover);
    padding-left: 1.5rem;
}

.namespace-header:hover::before {
    transform: scaleY(1);
}

.namespace-name {
    font-family: var(--mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
    transition: all 0.3s ease;
}

.namespace-header:hover .namespace-name {
    text-shadow: 0 0 20px var(--accent-glow-strong);
    letter-spacing: 0.5px;
}

.namespace-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(205, 65, 43, 0.15);
    color: var(--accent);
    font-family: var(--mono);
}

.namespace-fields {
    display: none;
}

.namespace-fields.open { display: block; }

.field-row {
    display: grid;
    grid-template-columns: 1fr 140px 1.5fr;
    gap: 1rem;
    padding: 0.5rem 1.25rem 0.5rem 2.5rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    transition: all 0.2s ease;
    align-items: center;
    position: relative;
}

.field-row::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-glow) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.field-row:hover {
    background: rgba(255, 71, 87, 0.05);
    padding-left: 2.75rem;
}

.field-row:hover::before {
    opacity: 0.1;
}

.field-name { color: var(--text-primary); }

.field-offset {
    color: var(--green);
    font-weight: 600;
    text-shadow: 0 0 8px var(--green-glow);
    transition: all 0.3s ease;
}

.field-row:hover .field-offset {
    text-shadow: 0 0 15px var(--green-glow);
}

.field-offset.unresolved {
    color: var(--red);
    text-shadow: 0 0 8px var(--red-glow);
}

.field-row:hover .field-offset.unresolved {
    text-shadow: 0 0 15px var(--red-glow);
}

.field-comment {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

/* ── C++ Example ── */
.example-section {
    margin-bottom: 2rem;
}

.example-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    max-width: 48rem;
}

.example-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
}

.example-code-wrap {
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: auto;
    background: #0a0a0a;
    max-height: 420px;
}

.example-code-wrap pre {
    margin: 0;
    padding: 1rem 1.25rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--text-primary);
    white-space: pre;
}

.example-code-wrap code {
    font-family: inherit;
}

/* ── C++ Auto-Update Example ── */
.example-section {
    margin-bottom: 2rem;
}

.example-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.example-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
}

.example-code-wrap {
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: #0a0a0a;
}

.example-code-wrap pre {
    margin: 0;
    padding: 1.25rem 1.5rem;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.example-code-wrap code {
    white-space: pre;
}

/* ── Decryptions ── */
#decryptions-section {
    margin-bottom: 2rem;
}

#decryptions-section .namespace-name {
    color: var(--purple);
    text-shadow: 0 0 10px var(--purple-glow);
}

#decryptions-section .namespace-badge {
    background: rgba(167, 139, 250, 0.15);
    color: var(--purple);
    box-shadow: 0 0 10px var(--purple-glow);
}

#decryptions-section .namespace-header:hover .namespace-name {
    text-shadow: 0 0 20px var(--purple-glow);
}

/* ── C++ Example ── */
.example-section {
    margin-bottom: 2rem;
}

.example-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.example-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
}

.example-code-wrap {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--bg-card);
}

.example-code-wrap pre {
    margin: 0;
    padding: 1rem 1.25rem;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--text-primary);
    max-height: 400px;
    overflow-y: auto;
}

.example-code-wrap code {
    white-space: pre;
}

/* ── History ── */
.history-section {
    margin-top: 2rem;
}

.section-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    font-family: var(--mono);
}

.history-table th {
    text-align: left;
    padding: 0.6rem 1rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border);
}

.history-table td {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

/* ── Footer ── */
.footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 3rem;
}

.footer-credit {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-credit strong {
    color: #5865f2;
    font-weight: 700;
}

.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ── Loading / Empty ── */
.loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-right-color: var(--purple);
    border-radius: 50%;
    animation: spin 1s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    margin: 0 auto 1rem;
    box-shadow: 0 0 20px var(--accent-glow);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .header-inner { flex-direction: column; height: auto; padding: 1rem 0; gap: 0.5rem; }
    .header-meta { flex-wrap: wrap; justify-content: center; }
    .main { padding: 1rem; }
    .field-row { grid-template-columns: 1fr 100px; }
    .field-comment { display: none; }
    .info-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .info-grid { grid-template-columns: 1fr; }
}