/* --- SECCIÓN PORTAFOLIO: TERMINAL --- */
.portfolio-section {
    position: relative;
    padding: 120px 5%;
    z-index: 10;
}

.terminal-container {
    display: flex;
    gap: 30px;
    max-width: 1200px;
    margin: 50px auto 0;
    background: rgba(4, 31, 38, 0.4);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(15px);
    padding: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 0 20px rgba(0, 240, 255, 0.05);
}

/* Panel Izquierdo: Lista */
.terminal-index {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(0, 240, 255, 0.1);
    padding-right: 20px;
}

.index-header {
    font-family: 'Orbitron', sans-serif;
    color: var(--cyan-glow);
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 1px dashed rgba(0, 240, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.project-item {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: #a0aec0;
    padding: 15px 20px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
    background: transparent;
    border-radius: 0 8px 8px 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

.item-id {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: var(--purple-glow);
    opacity: 0.7;
}

.project-item:hover {
    color: #fff;
    background: rgba(0, 240, 255, 0.05);
}

.project-item.active {
    color: #fff;
    border-left: 3px solid var(--cyan-glow);
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.1) 0%, transparent 100%);
    box-shadow: inset 20px 0 20px -20px var(--cyan-glow);
}

.project-item.active .item-id {
    opacity: 1;
    color: var(--cyan-glow);
    text-shadow: 0 0 8px var(--cyan-glow);
}

/* Panel Derecho: Visualizador */
.terminal-display {
    flex: 2;
    position: relative;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    overflow: hidden;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Efecto de línea de escaneo */
.display-scanline {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 5px;
    background: rgba(0, 240, 255, 0.3);
    box-shadow: 0 0 15px var(--cyan-glow);
    opacity: 0.5;
    animation: scan 4s linear infinite;
    pointer-events: none;
    z-index: 5;
}

@keyframes scan {
    0% { top: -10%; }
    100% { top: 110%; }
}

.display-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Contenedor visual del proyecto */
.display-visual {
    position: relative;
    width: 100%;
    height: 250px;
    background: rgba(4, 31, 38, 0.8);
    border: 1px solid rgba(0, 240, 255, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 5rem;
    color: var(--cyan-glow);
    filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.2));
}

/* Esquinas de francotirador/HUD */
.visual-corner {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--cyan-glow);
}
.top-left { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.top-right { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.bottom-left { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.bottom-right { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.display-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.preview-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: #fff;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

.preview-desc {
    color: #cbd5e1;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 25px;
}

.btn-deploy {
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    color: #000;
    background: var(--cyan-glow);
    padding: 12px 25px;
    border-radius: 4px;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-deploy:hover {
    background: #fff;
    box-shadow: 0 0 25px #fff;
}

@media (max-width: 900px) {
    .terminal-container { flex-direction: column; }
    .terminal-index { border-right: none; border-bottom: 1px solid rgba(0, 240, 255, 0.1); padding-right: 0; padding-bottom: 20px; }
    .display-visual { height: 200px; }
}