/* ============================================
   VARIABLES - PALETA MULTICOLOR CYBERPUNK
   ============================================ */
:root {
    --bg-deep: #05070f;
    --bg-panel: #0b1120;
    --bg-elevated: #111a2e;
    --bg-card: #0f172a;

    --cyan: #22d3ee;
    --cyan-soft: #67e8f9;
    --cyan-glow: rgba(34, 211, 238, 0.35);
    --cyan-border: rgba(34, 211, 238, 0.4);

    --violet: #a78bfa;
    --violet-soft: #c4b5fd;
    --violet-glow: rgba(167, 139, 250, 0.35);
    --violet-border: rgba(167, 139, 250, 0.4);

    --amber: #fbbf24;
    --amber-soft: #fcd34d;
    --amber-glow: rgba(251, 191, 36, 0.35);

    --green: #34d399;
    --green-glow: rgba(52, 211, 153, 0.4);

    --text: #e2e8f0;
    --text-muted: #94a3b8;
    --text-dim: #64748b;

    --border: rgba(148, 163, 184, 0.12);
    --border-strong: rgba(148, 163, 184, 0.22);

    --font-orbitron: 'Orbitron', sans-serif;
    --font-rajdhani: 'Rajdhani', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
}

.font-orbitron { font-family: var(--font-orbitron); }
.font-rajdhani { font-family: var(--font-rajdhani); }
.font-mono { font-family: var(--font-mono); }

/* ============================================
   BASE
   ============================================ */
* { box-sizing: border-box; }

body.bg-cyber-black {
    background-color: var(--bg-deep);
    background:
        radial-gradient(ellipse 80% 60% at 20% 0%, rgba(34, 211, 238, 0.08), transparent 60%),
        radial-gradient(ellipse 70% 50% at 90% 10%, rgba(167, 139, 250, 0.07), transparent 60%),
        radial-gradient(ellipse 60% 50% at 50% 100%, rgba(52, 211, 153, 0.04), transparent 60%),
        var(--bg-deep);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    font-family: var(--font-rajdhani);
}

#canvas-burbujas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

.container { position: relative; z-index: 1; }

.text-cyan { color: var(--cyan) !important; }
.text-violet { color: var(--violet) !important; }
.text-amber { color: var(--amber) !important; }
.text-muted-cyber { color: var(--text-muted) !important; }

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: relative;
    z-index: 10;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(11, 17, 32, 0.9) 0%, rgba(5, 7, 15, 0.7) 100%);
    backdrop-filter: blur(12px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px 0;
    flex-wrap: wrap;
}

/* ============================================
   MARCA - NEXUS // VAULT
   ============================================ */
.brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    padding: 8px 4px;
    transition: transform 0.25s ease;
    position: relative;
}

.brand:hover { transform: translateY(-1px); }

.brand-main,
.brand-slash,
.brand-sub {
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: 1.55rem;
    letter-spacing: 2px;
    line-height: 1;
}

.brand-main {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-soft) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 24px rgba(34, 211, 238, 0.5);
}

.brand-slash {
    color: var(--violet);
    margin: 0 3px;
    text-shadow: 0 0 16px var(--violet-glow);
    animation: slashPulse 2.5s ease-in-out infinite;
}

@keyframes slashPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.65; }
}

.brand-sub {
    color: var(--text);
    text-shadow: 0 0 14px rgba(226, 232, 240, 0.2);
}

.brand:hover .brand-main {
    text-shadow: 0 0 32px rgba(34, 211, 238, 0.9);
}

.brand:hover .brand-sub {
    text-shadow: 0 0 22px rgba(226, 232, 240, 0.5);
}

/* Herramientas del header */
.header-tools {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.search-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0 14px;
    height: 42px;
    min-width: 260px;
    transition: all 0.25s ease;
}

.search-wrapper:focus-within {
    border-color: var(--cyan-border);
    box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.1), 0 0 20px rgba(34, 211, 238, 0.15);
}

.search-wrapper i {
    color: var(--text-dim);
    font-size: 1rem;
    transition: color 0.25s ease;
}

.search-wrapper:focus-within i { color: var(--cyan); }

.search-wrapper input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    width: 100%;
}

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

.select-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    height: 42px;
    padding: 0 12px;
    gap: 8px;
    transition: all 0.25s ease;
    cursor: pointer;
}

.select-wrapper:hover,
.select-wrapper:focus-within {
    border-color: var(--violet-border);
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.08);
}

.select-wrapper i {
    color: var(--text-dim);
    font-size: 0.95rem;
}

.select-wrapper:focus-within i { color: var(--violet); }

.select-wrapper select {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    padding-right: 6px;
    appearance: none;
}

.select-wrapper select option {
    background: var(--bg-elevated);
    color: var(--text);
}

/* Botón Guía LAN */
.btn-guide {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 42px;
    padding: 0 18px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.18), rgba(34, 211, 238, 0.12));
    border: 1px solid var(--violet-border);
    color: var(--violet-soft);
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-guide i { font-size: 1rem; color: var(--violet); transition: color 0.3s ease; }

.btn-guide:hover {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.3), rgba(34, 211, 238, 0.2));
    border-color: var(--violet);
    color: #fff;
    box-shadow: 0 0 24px var(--violet-glow);
    transform: translateY(-1px);
}

.btn-guide:hover i { color: var(--cyan); }

/* ============================================
   TABS DE CATEGORÍA
   ============================================ */
.tabs-container {
    padding-bottom: 18px;
}

.tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: 10px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.tab i { font-size: 0.9rem; }

.tab:hover {
    color: var(--text);
    border-color: var(--border-strong);
    background: var(--bg-elevated);
    transform: translateY(-1px);
}

.tab[data-categoria="LAN"]:hover {
    color: var(--cyan);
    border-color: var(--cyan-border);
}

.tab[data-categoria="OPTIMIZADOS"]:hover {
    color: var(--violet);
    border-color: var(--violet-border);
}

.tab.active {
    color: #fff;
    border-color: transparent;
}

.tab.active[data-categoria="TODOS"] {
    background: linear-gradient(135deg, var(--cyan) 0%, #0891b2 100%);
    box-shadow: 0 0 22px var(--cyan-glow);
}

.tab.active[data-categoria="LAN"] {
    background: linear-gradient(135deg, var(--cyan) 0%, #0e7490 100%);
    box-shadow: 0 0 22px var(--cyan-glow);
}

.tab.active[data-categoria="OPTIMIZADOS"] {
    background: linear-gradient(135deg, var(--violet) 0%, #7c3aed 100%);
    box-shadow: 0 0 22px var(--violet-glow);
}

.tab.active i, .tab.active .tab-count { color: rgba(0, 0, 0, 0.85); }

.tab-count {
    padding: 2px 8px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.25);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: bold;
    min-width: 24px;
    text-align: center;
}

/* ============================================
   TARJETAS DE JUEGO
   ============================================ */
.cyber-card {
    position: relative;
    background: linear-gradient(160deg, var(--bg-card) 0%, var(--bg-panel) 100%);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.cyber-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 14px;
    padding: 1px;
    background: linear-gradient(135deg, transparent 0%, transparent 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    transition: background 0.35s ease;
}

.cyber-card:hover {
    transform: translateY(-6px);
    border-color: var(--cyan-border);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.5),
        0 0 30px rgba(34, 211, 238, 0.15);
}

.cyber-card:hover::before {
    background: linear-gradient(135deg, var(--cyan), var(--violet));
}

.caratula-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: #000;
}

.caratula-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.cyber-card:hover .caratula-img { transform: scale(1.06); }

.caratula-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(5, 7, 15, 0.85) 100%);
    pointer-events: none;
}

/* ============================================
   BADGES
   ============================================ */
.badge-peso {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 11px;
    border-radius: 7px;
    background: rgba(2, 4, 10, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.4px;
    z-index: 3;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    line-height: 1;
}

.badge-peso i {
    color: var(--cyan);
    font-size: 0.75rem;
}

.badge-genero {
    position: absolute;
    bottom: 10px;
    left: 10px;
    padding: 5px 11px;
    border-radius: 7px;
    background: rgba(2, 4, 10, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--cyan-soft);
    border: 1px solid var(--cyan);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    z-index: 3;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6), 0 0 12px rgba(34, 211, 238, 0.25);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9);
    line-height: 1;
}

.badge-feature {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 3;
    align-items: flex-start;
}

.badge-feature span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 10px;
    border-radius: 7px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.7px;
    text-transform: uppercase;
    line-height: 1;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.65);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.85);
}

.badge-feature span i {
    font-size: 0.72rem;
}

.badge-lan {
    background: rgba(8, 51, 68, 0.95);
    color: #a5f3fc;
    border: 1px solid #22d3ee;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.65), 0 0 14px rgba(34, 211, 238, 0.5);
}

.badge-opt {
    background: rgba(46, 16, 101, 0.95);
    color: #ddd6fe;
    border: 1px solid #a78bfa;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.65), 0 0 14px rgba(167, 139, 250, 0.5);
}

.badge-modal {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 13px;
    border-radius: 7px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    line-height: 1;
}

.badge-modal.badge-lan {
    background: rgba(8, 51, 68, 0.6);
    color: #a5f3fc;
    border: 1px solid #22d3ee;
    box-shadow: 0 0 16px rgba(34, 211, 238, 0.35);
}

.badge-modal.badge-opt {
    background: rgba(46, 16, 101, 0.6);
    color: #ddd6fe;
    border: 1px solid #a78bfa;
    box-shadow: 0 0 16px rgba(167, 139, 250, 0.35);
}

.card-body-cyber {
    padding: 14px 16px 18px;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-title-cyber {
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--text);
    margin: 0 0 6px;
    letter-spacing: 0.5px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-cta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.cyber-card:hover .card-cta { color: var(--cyan); }

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
}

.empty-state i {
    font-size: 3.5rem;
    color: var(--text-dim);
    margin-bottom: 16px;
    display: block;
}

.empty-state h4 {
    font-family: var(--font-orbitron);
    color: var(--text);
    letter-spacing: 1px;
}

/* ============================================
   MODAL DE JUEGO
   ============================================ */
.modal-content.cyber-modal {
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-panel) 100%);
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7), 0 0 60px rgba(34, 211, 238, 0.1);
    overflow: hidden;
}

.modal-header {
    border-bottom: 1px solid var(--border);
    background: rgba(5, 7, 15, 0.4);
    padding: 16px 22px;
}

.modal-header .modal-title {
    font-family: var(--font-orbitron);
    color: var(--cyan);
    letter-spacing: 1px;
    font-size: 1.02rem;
}

.modal-footer {
    border-top: 1px solid var(--border);
    background: rgba(5, 7, 15, 0.4);
    padding: 14px 22px;
}

.modal-body { padding: 22px; }

.img-wrapper {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-strong);
    position: relative;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.modal-img-preview {
    width: 100%;
    max-height: 220px;
    object-fit: cover;
    display: block;
}

.section-label {
    font-family: var(--font-orbitron);
    color: var(--cyan);
    font-size: 0.78rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-label i { color: var(--violet); }

.sinopsis {
    color: #cbd5e1;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 18px;
}

.meta-row {
    display: flex;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-dim);
}

.meta-row strong { color: var(--cyan); }
.meta-row .meta-size strong { color: var(--violet); font-size: 0.95rem; }

.btn-cyber-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--cyan) 0%, #0891b2 100%);
    color: #04121a;
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px var(--cyan-glow);
}

.btn-cyber-primary:hover {
    color: #04121a;
    transform: translateY(-1px);
    box-shadow: 0 0 32px var(--cyan);
    filter: brightness(1.1);
}

.btn-cyber-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 10px;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--border-strong);
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-cyber-ghost:hover {
    color: var(--text);
    border-color: var(--text-muted);
    background: rgba(148, 163, 184, 0.08);
}

/* ============================================
   VISTA GUÍA LAN
   ============================================ */
.lan-view {
    padding-bottom: 60px;
    animation: fadeSlideUp 0.5s ease;
}

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

.lan-hero {
    position: relative;
    border-radius: 20px;
    padding: 42px 36px;
    margin-bottom: 32px;
    overflow: hidden;
    text-align: center;
    background:
        radial-gradient(ellipse 70% 100% at 0% 0%, rgba(34, 211, 238, 0.15), transparent 60%),
        radial-gradient(ellipse 60% 100% at 100% 100%, rgba(167, 139, 250, 0.18), transparent 60%),
        linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-panel) 100%);
    border: 1px solid var(--border-strong);
}

.lan-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 70%);
    pointer-events: none;
}

.lan-hero > * { position: relative; z-index: 1; }

.lan-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(167, 139, 250, 0.15);
    border: 1px solid var(--violet-border);
    color: var(--violet-soft);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.lan-hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--violet);
    box-shadow: 0 0 10px var(--violet);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}

.lan-hero h1 {
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: clamp(1.7rem, 4vw, 2.6rem);
    letter-spacing: 2px;
    margin: 0 0 12px;
    line-height: 1.1;
    background: linear-gradient(135deg, #fff 0%, var(--cyan-soft) 50%, var(--violet-soft) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lan-hero p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 680px;
    margin: 0 auto;
}

.lan-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 8px;
    background: rgba(5, 7, 15, 0.6);
    border: 1px solid var(--border-strong);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-decoration: none;
    cursor: pointer;
    margin-bottom: 24px;
    transition: all 0.25s ease;
    letter-spacing: 0.5px;
}

.lan-back-btn:hover {
    color: var(--cyan);
    border-color: var(--cyan-border);
    background: rgba(34, 211, 238, 0.08);
    transform: translateX(-3px);
}

.lan-section {
    margin-bottom: 40px;
}

.lan-section-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 22px;
}

.lan-section-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(167, 139, 250, 0.1));
    border: 1px solid var(--cyan-border);
    color: var(--cyan);
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.lan-section-title {
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text);
    margin: 0;
}

.lan-section-sub {
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    margin: 2px 0 0;
}

.lan-intro-card {
    padding: 22px 26px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.06), rgba(167, 139, 250, 0.06));
    border: 1px solid var(--border-strong);
    position: relative;
    overflow: hidden;
}

.lan-intro-card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--cyan), var(--violet));
}

.lan-intro-card p {
    margin: 0;
    color: #cbd5e1;
    font-size: 0.95rem;
    line-height: 1.65;
}

.lan-intro-card strong { color: var(--cyan); font-weight: 700; }

.lan-timeline {
    position: relative;
    padding-left: 8px;
}

.lan-step {
    display: flex;
    gap: 18px;
    padding: 18px 20px;
    margin-bottom: 12px;
    border-radius: 12px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
}

.lan-step:hover {
    background: var(--bg-elevated);
    border-color: var(--cyan-border);
    transform: translateX(4px);
    box-shadow: 0 0 24px rgba(34, 211, 238, 0.1);
}

.lan-step-num {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--cyan), #0891b2);
    color: #04121a;
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: 1rem;
    box-shadow: 0 0 20px var(--cyan-glow);
}

.lan-step:nth-child(even) .lan-step-num {
    background: linear-gradient(135deg, var(--violet), #7c3aed);
    box-shadow: 0 0 20px var(--violet-glow);
}

.lan-step-body h6 {
    font-family: var(--font-orbitron);
    color: var(--text);
    font-weight: 700;
    font-size: 0.88rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    margin: 0 0 6px;
}

.lan-step-body p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.55;
    margin: 0;
}

.lan-step-body code {
    background: rgba(34, 211, 238, 0.12);
    color: var(--cyan-soft);
    padding: 1px 7px;
    border-radius: 5px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.lan-step-body strong { color: var(--text); }

.config-card {
    display: flex;
    gap: 18px;
    padding: 20px 22px;
    margin-bottom: 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.06), rgba(34, 211, 238, 0.02));
    border: 1px solid var(--cyan-border);
    transition: all 0.3s ease;
}

.config-card:hover {
    transform: translateX(4px);
    box-shadow: 0 0 24px rgba(34, 211, 238, 0.15);
}

.config-card-alt {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.06), rgba(167, 139, 250, 0.02));
    border-color: var(--violet-border);
}

.config-card-alt:hover {
    box-shadow: 0 0 24px rgba(167, 139, 250, 0.15);
}

.config-card-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--cyan), #0891b2);
    color: #04121a;
    font-size: 1.2rem;
    box-shadow: 0 0 20px var(--cyan-glow);
}

.config-card-alt .config-card-icon {
    background: linear-gradient(135deg, var(--violet), #7c3aed);
    box-shadow: 0 0 20px var(--violet-glow);
}

.config-card-body h6 {
    font-family: var(--font-orbitron);
    color: var(--text);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    margin: 0 0 6px;
}

.config-card-body p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.55;
    margin: 0;
}

.config-card-body code {
    background: rgba(34, 211, 238, 0.12);
    color: var(--cyan-soft);
    padding: 1px 7px;
    border-radius: 5px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 14px;
}

.tool-card {
    padding: 20px;
    border-radius: 14px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--violet));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tool-card:hover {
    border-color: var(--violet-border);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), 0 0 30px rgba(167, 139, 250, 0.12);
}

.tool-card:hover::before { opacity: 1; }

.tool-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.15), rgba(34, 211, 238, 0.1));
    border: 1px solid var(--violet-border);
    color: var(--violet-soft);
    font-size: 1.25rem;
    margin-bottom: 14px;
}

.tool-card:nth-child(odd) .tool-icon {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(34, 211, 238, 0.05));
    border-color: var(--cyan-border);
    color: var(--cyan);
}

.tool-name {
    font-family: var(--font-orbitron);
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--text);
    letter-spacing: 0.5px;
    margin: 0 0 8px;
}

.tool-desc {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.5;
    margin: 0 0 12px;
}

.tool-tag {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 5px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    background: rgba(34, 211, 238, 0.1);
    color: var(--cyan-soft);
    border: 1px solid rgba(34, 211, 238, 0.25);
}

.tool-card:nth-child(even) .tool-tag {
    background: rgba(167, 139, 250, 0.1);
    color: var(--violet-soft);
    border-color: rgba(167, 139, 250, 0.3);
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    border-radius: 12px;
    background: rgba(251, 191, 36, 0.04);
    border: 1px solid rgba(251, 191, 36, 0.18);
    color: #fde68a;
    font-size: 0.86rem;
    line-height: 1.55;
    transition: all 0.25s ease;
}

.tip-item:hover {
    background: rgba(251, 191, 36, 0.08);
    border-color: rgba(251, 191, 36, 0.35);
    transform: translateX(4px);
}

.tip-item i {
    color: var(--amber);
    font-size: 1.15rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.tip-item strong { color: #fef3c7; }

.tip-item code {
    background: rgba(251, 191, 36, 0.12);
    color: #fef3c7;
    padding: 1px 7px;
    border-radius: 5px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border: 1px solid rgba(251, 191, 36, 0.25);
}

.tip-item .bi-1-circle-fill,
.tip-item .bi-2-circle-fill,
.tip-item .bi-3-circle-fill,
.tip-item .bi-4-circle-fill {
    font-size: 1.35rem;
    color: var(--amber);
}

.lan-cta {
    margin-top: 40px;
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    background:
        radial-gradient(ellipse 60% 100% at 50% 0%, rgba(34, 211, 238, 0.1), transparent 70%),
        linear-gradient(135deg, var(--bg-elevated), var(--bg-panel));
    border: 1px solid var(--border-strong);
}

.lan-cta h3 {
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: 1.2rem;
    letter-spacing: 1.5px;
    color: var(--text);
    margin: 0 0 8px;
}

.lan-cta p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0 0 20px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .header-inner { gap: 14px; }

    .brand-main, .brand-slash, .brand-sub { font-size: 1.3rem; letter-spacing: 1.5px; }

    .header-tools { width: 100%; }
    .search-wrapper { flex-grow: 1; min-width: 0; }
}

@media (max-width: 640px) {
    .header-inner { padding: 12px 0; gap: 12px; }

    .brand-main, .brand-slash, .brand-sub { font-size: 1.15rem; letter-spacing: 1px; }

    .search-wrapper { min-width: 100%; width: 100%; }
    .select-wrapper { flex-grow: 1; }
    .btn-guide { flex-grow: 1; justify-content: center; }

    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
        scrollbar-width: thin;
        scrollbar-color: var(--cyan-border) transparent;
    }
    .tabs::-webkit-scrollbar { height: 4px; }
    .tabs::-webkit-scrollbar-thumb {
        background: var(--cyan-border);
        border-radius: 4px;
    }
    .tab { flex-shrink: 0; padding: 8px 13px; font-size: 0.68rem; }

    .lan-hero { padding: 28px 22px; border-radius: 16px; }
    .lan-intro-card { padding: 18px; }
    .lan-step { padding: 14px; gap: 12px; }
    .lan-step-num { width: 32px; height: 32px; font-size: 0.9rem; }
    .config-card { padding: 16px; gap: 14px; }
    .config-card-icon { width: 38px; height: 38px; font-size: 1rem; }
    .lan-cta { padding: 24px 18px; }

    .modal-body { padding: 16px; }
    .modal-img-preview { max-height: 180px; }
}