:root {
    --bg-color: #0a0a0a;
    --surface-color: rgba(20, 20, 20, 0.7);
    --primary-color: #00FF41; /* Matrix Green */
    --secondary-color: #00FFFF; /* Cyber Cyan */
    --text-color: #e0e0e0;
    --muted-color: #888;
    --font-mono: 'Fira Code', monospace;
    --font-sans: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* Grid Background */
.overlay-grid {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 65, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 65, 0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: -1;
    pointer-events: none;
}

/* Typography & Hero */
.hero {
    text-align: center;
    padding: 4rem 1rem 2rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
    background: radial-gradient(circle at 50% 0%, rgba(0, 255, 65, 0.1) 0%, transparent 70%);
}

.glitch {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
    margin-bottom: 0.5rem;
}

/* Simple Glitch Hover */
.glitch:hover {
    animation: glitch-anim 0.2s infinite;
}

@keyframes glitch-anim {
    0% { transform: translate(0) }
    20% { transform: translate(-2px, 2px) }
    40% { transform: translate(-2px, -2px) }
    60% { transform: translate(2px, 2px) }
    80% { transform: translate(2px, -2px) }
    100% { transform: translate(0) }
}

.subtitle {
    color: var(--muted-color);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    letter-spacing: 1px;
}

/* Search Bar */
.search-container {
    max-width: 600px;
    margin: 0 auto 2rem;
    position: relative;
    display: flex;
    align-items: center;
    background: var(--surface-color);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 0.5rem 1rem;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.1);
    transition: box-shadow 0.3s ease;
}

.search-container:focus-within {
    box-shadow: 0 0 25px rgba(0, 255, 65, 0.3);
}

.prompt {
    font-family: var(--font-mono);
    color: var(--primary-color);
    margin-right: 10px;
    font-weight: bold;
}

#searchInput {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    outline: none;
}

/* Term of the Day */
.tod-container {
    font-family: var(--font-mono);
    font-size: 0.9rem;
}
.tod-label {
    color: var(--secondary-color);
    margin-bottom: 0.3rem;
}
.typing-effect {
    color: var(--primary-color);
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    overflow: hidden;
    margin: 0 auto;
    width: fit-content;
    animation: blink-caret 0.75s step-end infinite;
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--primary-color) }
}

/* Main Content */
.container {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    width: 100%;
}

.main-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: start;
}

@media (min-width: 992px) {
    .main-layout {
        grid-template-columns: 1fr 300px;
    }
}

/* Categories */
.categories {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 2rem;
}

.tag {
    background: transparent;
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.tag:hover, .tag.active {
    background: var(--secondary-color);
    color: var(--bg-color);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

/* Results Grid */
.results {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.term-card {
    background: var(--surface-color);
    border-left: 3px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
    backdrop-filter: blur(5px);
    transition: transform 0.2s, box-shadow 0.2s;
}

.term-card:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.term-card h2 {
    color: var(--primary-color);
    font-family: var(--font-mono);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.term-category {
    font-size: 0.75rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    display: inline-block;
    border: 1px solid rgba(0,255,255,0.3);
    padding: 2px 6px;
    border-radius: 4px;
}

.term-definition {
    line-height: 1.6;
    margin-bottom: 1rem;
}

.term-example, .term-mitigation {
    background: rgba(0,0,0,0.5);
    padding: 0.8rem;
    border-radius: 4px;
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.term-example strong, .term-mitigation strong {
    color: var(--secondary-color);
}

.loading {
    text-align: center;
    font-family: var(--font-mono);
    color: var(--primary-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.5; }
    50% { opacity: 1; }
    100% { opacity: 0.5; }
}

.term-metadata-container {
    margin-top: 1rem;
    padding-top: 0.8rem;
    border-top: 1px dashed rgba(0, 255, 65, 0.2);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.term-meta-block {
    color: var(--muted-color);
}

.term-meta-block strong {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.meta-tag {
    background: rgba(255, 255, 255, 0.05);
    padding: 1px 6px;
    border-radius: 3px;
    margin-right: 0.4rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ccc;
    font-size: 0.75rem;
}

/* Sidebar & Sponsors */
.sidebar {
    background: var(--surface-color);
    border: 1px dashed rgba(0, 255, 65, 0.3);
    border-radius: 8px;
    padding: 1.5rem;
    backdrop-filter: blur(5px);
}

.sidebar-header {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--secondary-color);
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: 1px;
}

.sponsor-cards {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.sponsor-card {
    display: block;
    text-decoration: none;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 255, 65, 0.1);
    padding: 1rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.sponsor-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
    transform: translateY(-2px);
}

.sponsor-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--secondary-color);
    margin-bottom: 0.4rem;
}

.sponsor-title {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
    font-weight: bold;
}

.sponsor-desc {
    font-size: 0.8rem;
    color: var(--text-color);
    line-height: 1.4;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2.5rem;
}

.pag-btn {
    background: var(--surface-color);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    font-family: var(--font-mono);
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.85rem;
}

.pag-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: var(--bg-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
}

.pag-btn.active {
    background: var(--primary-color);
    color: var(--bg-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
    font-weight: bold;
}

.pag-btn:disabled {
    border-color: var(--muted-color);
    color: var(--muted-color);
    cursor: not-allowed;
    opacity: 0.5;
}

.pag-dots {
    color: var(--muted-color);
    font-family: var(--font-mono);
    padding: 0 0.2rem;
}

footer {
    text-align: center;
    padding: 2rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--muted-color);
    border-top: 1px solid rgba(255,255,255,0.05);
    margin-top: 3rem;
}

/* Responsividad para móviles y pantallas pequeñas */
@media (max-width: 768px) {
    .glitch {
        font-size: 2rem;
        display: block;
        text-align: center;
    }
    .subtitle {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }
    .search-container {
        padding: 0.4rem 0.8rem;
        margin-bottom: 1.5rem;
    }
    #searchInput {
        font-size: 1rem;
    }
    .typing-effect {
        white-space: normal;
        border-right: none;
        animation: none;
        width: 100%;
        text-align: center;
        font-size: 0.8rem;
    }
    .term-card {
        padding: 1rem;
    }
    .term-card h2 {
        font-size: 1.25rem;
    }
    .term-example, .term-mitigation {
        padding: 0.6rem;
        font-size: 0.8rem;
    }
    .term-example code, .term-mitigation code {
        white-space: pre-wrap;
        word-break: break-all;
    }
    .pag-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }
    .sidebar {
        margin-top: 1rem;
    }
    .term-metadata-container {
        gap: 0.6rem;
    }
    .meta-tag {
        display: inline-block;
        margin-bottom: 0.2rem;
    }
}