/* ============================================
   HOME PAGE - Triptych Layout
   ============================================ */

.home-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow: hidden;
}

/* Particle canvas */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

/* Background */
.home-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.home-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
    filter: brightness(0.6);
}

.home-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 240, 255, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(255, 107, 53, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(168, 85, 247, 0.04) 0%, transparent 50%),
        linear-gradient(180deg, rgba(10,10,15,0.4) 0%, rgba(10,10,15,0.7) 50%, rgba(10,10,15,0.9) 100%);
}

/* Header */
.home-header {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: clamp(2rem, 8vh, 5rem) var(--space-xl) var(--space-lg);
    animation: fadeDown 1s var(--ease-out) both;
}

.brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.brand-icon svg {
    width: 44px;
    height: 44px;
    animation: pulse-glow 3s ease-in-out infinite;
}

.brand-name {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--text-primary);
}

.brand-name span {
    background: linear-gradient(135deg, var(--cyan), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-tagline {
    font-family: var(--font-mono);
    font-size: clamp(0.7rem, 1.5vw, 0.85rem);
    color: var(--text-secondary);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Triptych */
.triptych-container {
    position: relative;
    z-index: 10;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) var(--space-xl) var(--space-2xl);
}

.triptych {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(0.75rem, 2vw, 1.5rem);
    width: 100%;
    max-width: 1200px;
}

/* Panel base */
.triptych-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 2vw, 2rem);
    min-height: clamp(300px, 50vh, 480px);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    background: rgba(18, 18, 26, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s var(--ease-out);
    animation: fadeUp 0.8s var(--ease-out) both;
}

.triptych-panel:nth-child(1) { animation-delay: 0.2s; }
.triptych-panel:nth-child(2) { animation-delay: 0.4s; }
.triptych-panel:nth-child(3) { animation-delay: 0.6s; }

.triptych-panel:hover {
    transform: translateY(-8px);
    border-color: var(--border-light);
    background: rgba(18, 18, 26, 0.8);
}

/* Panel glow effect */
.panel-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    opacity: 0;
    transition: opacity 0.5s var(--ease-out);
}

.triptych-panel:hover .panel-glow {
    opacity: 1;
}

.panel-singularidad .panel-glow {
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    box-shadow: 0 0 30px var(--cyan-glow);
}

.panel-seminario .panel-glow {
    background: linear-gradient(90deg, transparent, var(--orange), transparent);
    box-shadow: 0 0 30px var(--orange-glow);
}

.panel-lebp .panel-glow {
    background: linear-gradient(90deg, transparent, var(--purple), transparent);
    box-shadow: 0 0 30px var(--purple-glow);
}

/* Panel hover specific glows */
.panel-singularidad:hover {
    box-shadow: 0 20px 60px rgba(0, 240, 255, 0.08), 0 0 0 1px rgba(0, 240, 255, 0.1);
}

.panel-seminario:hover {
    box-shadow: 0 20px 60px rgba(255, 107, 53, 0.08), 0 0 0 1px rgba(255, 107, 53, 0.1);
}

.panel-lebp:hover {
    box-shadow: 0 20px 60px rgba(168, 85, 247, 0.08), 0 0 0 1px rgba(168, 85, 247, 0.1);
}

/* Panel content */
.panel-content {
    position: relative;
    z-index: 2;
}

.panel-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-lg);
    opacity: 0.7;
    transition: opacity 0.3s, transform 0.5s var(--ease-out);
}

.triptych-panel:hover .panel-icon {
    opacity: 1;
    transform: scale(1.1);
}

.panel-singularidad .panel-icon { color: var(--cyan); }
.panel-seminario .panel-icon { color: var(--orange); }
.panel-lebp .panel-icon { color: var(--purple); }

.panel-title {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.2vw, 1.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xs);
    line-height: 1.3;
}

.highlight-ia {
    font-style: normal;
}

.panel-singularidad .highlight-ia { color: var(--cyan); }
.panel-seminario .highlight-ia { color: var(--orange); }

.panel-subtitle {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.panel-singularidad .panel-subtitle { color: var(--cyan); }
.panel-seminario .panel-subtitle { color: var(--orange); }
.panel-lebp .panel-subtitle { color: var(--purple); }

.panel-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 280px;
    margin: 0 auto var(--space-lg);
}

.panel-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.6em 1.5em;
    border-radius: 100px;
    border: 1px solid var(--border-light);
    transition: all 0.3s var(--ease-out);
}

.panel-cta svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s var(--ease-out);
}

.triptych-panel:hover .panel-cta svg {
    transform: translateX(4px);
}

.panel-singularidad:hover .panel-cta {
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--cyan);
    color: var(--cyan);
}

.panel-seminario:hover .panel-cta {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--orange);
    color: var(--orange);
}

.panel-lebp:hover .panel-cta {
    background: rgba(168, 85, 247, 0.1);
    border-color: var(--purple);
    color: var(--purple);
}

/* Panel number */
.panel-number {
    position: absolute;
    bottom: 1rem;
    right: 1.2rem;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    opacity: 0.04;
    line-height: 1;
    transition: opacity 0.3s;
}

.triptych-panel:hover .panel-number {
    opacity: 0.08;
}

/* Footer */
.home-footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: var(--space-md) var(--space-xl);
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Animations */
@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 4px rgba(0, 240, 255, 0.3)); }
    50% { filter: drop-shadow(0 0 12px rgba(0, 240, 255, 0.6)); }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
    .triptych {
        grid-template-columns: 1fr;
        max-width: 500px;
    }

    .triptych-panel {
        min-height: 240px;
        padding: var(--space-xl) var(--space-lg);
    }

    .home-header {
        padding-top: clamp(1.5rem, 5vh, 3rem);
    }

    .triptych-container {
        align-items: flex-start;
        padding-top: var(--space-md);
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 2rem;
    }

    .triptych-panel {
        min-height: 200px;
        border-radius: 12px;
    }

    .panel-desc {
        display: none;
    }
}