/* --- SKILLS CLOUD SECTION CSS (UPDATED FOCUS MODE) --- */

#skills-section,
#skills {
    position: relative;
    padding: 6rem 1rem;
    overflow: hidden;
    background: transparent;
    /* Managed by index.php class */
    min-height: 800px;
}

/* Background Canvas */
#skills-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

/* Content Wrapper */
.skills-container {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    transition: all 0.5s ease;
}

/* Header */
.skills-header {
    text-align: center;
    margin-bottom: 4rem;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.skills-focus-mode .skills-header {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

.skills-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, #72808D, #8D98A2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0.5rem;
}

.skills-subtitle {
    color: #64748b;
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
    /* For absolute positioning in focus mode if needed, though we use transforms here */
}

/* Back Button */
.skill-back-btn {
    position: absolute;
    top: -60px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    color: #72808D;
    border: 1px solid rgba(114, 128, 141, 0.3);
    padding: 0.5rem 1.5rem;
    border-radius: 99px;
    font-size: 0.9rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 50;
    backdrop-filter: blur(10px);
}

.skill-back-btn:hover {
    background: rgba(114, 128, 141, 0.2);
}

.skills-focus-mode .skill-back-btn {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Card */
.skill-card {
    background: rgba(30, 41, 59, 0.4);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

/* Hover Effects (Only when not in focus mode) */
body:not(.focus-active) .skill-card:hover {
    transform: translateY(-5px);
    border-color: rgba(114, 128, 141, 0.3);
    background: rgba(30, 41, 59, 0.6);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

/* Siblings Dimming */
.skill-card.is-dimmed {
    opacity: 0.3;
    filter: blur(2px) grayscale(50%);
    transform: scale(0.98);
}

/* Focus Mode States */
.skill-card.skill-hidden {
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    pointer-events: none;
}

.skill-card.skill-selected {
    z-index: 40;
    border-color: #72808D;
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 0 1px #72808D, 0 20px 50px -10px rgba(114, 128, 141, 0.1);
    transform: scale(1.05);
    cursor: default;
}

/* Ensure selected card stays centered-ish or hero (Visual trick: we hide others, so it pops) 
   For a true center, we'd need layout shifts. 
   Keeping it in place but highlighted is smoother for performance and UX continuity.
*/

/* Card Content Standard Styles */
.skill-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.skill-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

.skill-icon {
    font-size: 1.5rem;
    color: #94a3b8;
    transition: color 0.3s;
}

.skill-card:hover .skill-icon,
.skill-card.skill-selected .skill-icon {
    color: #72808D;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.skill-tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 999px;
    color: #94a3b8;
    border: 1px solid transparent;
}

.skill-desc {
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.skill-level-container {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.skill-level-bar {
    height: 100%;
    background: linear-gradient(90deg, #4F6070, #72808D);
    width: 0%;
    transition: width 1s ease-out;
}

/* NETFLIX LETTERBOX (Added for Cloud Canvas Layout) */
.netflix-letterbox {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 20;
}

.netflix-letterbox .bar {
    position: absolute;
    left: 0;
    right: 0;
    height: 12%;
    background: #0f172a;
    /* Match Section Bg */
    z-index: 21;
}

.netflix-letterbox .top {
    top: 0;
}

.netflix-letterbox .bottom {
    bottom: 0;
}


/* Mobile */
@media (max-width: 768px) {
    #skills-section,
    #skills {
        min-height: auto;
        padding: 4rem 1rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {

    .skill-card,
    .skill-level-bar,
    .skills-container,
    .skills-header,
    .skill-back-btn {
        transition: none !important;
    }

    #skills-canvas {
        display: none;
    }
}