/* ==========================================================================
   Portfolio Component & Content Styles (os.css)
   Timeline, Skills, Contact, Certifications, Awards, References, Photos & Terminal
   ========================================================================== */

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

.section-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section-title::before {
    content: '';
    width: 40px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

/* --- Timeline Component --- */
.timeline {
    position: relative;
    padding: 20px 0 20px 80px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding: 25px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.3s;
    cursor: pointer;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -58px;
    top: 30px;
    width: 16px;
    height: 16px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-window), 0 0 20px var(--accent-glow);
}

.timeline-item:hover {
    transform: translateX(10px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 15px;
    gap: 20px;
}

.timeline-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.timeline-company {
    font-size: 16px;
    color: var(--accent);
    font-weight: 600;
}

.timeline-date {
    font-size: 13px;
    color: var(--text-muted);
    background: var(--bg-glass);
    padding: 6px 12px;
    border-radius: 8px;
    white-space: nowrap;
}

.timeline-content ul {
    list-style: none;
    margin-bottom: 15px;
}

.timeline-content li {
    padding-left: 25px;
    position: relative;
    margin-bottom: 10px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.timeline-content li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

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

.tag {
    padding: 6px 12px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.tag:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

/* --- Skills Component --- */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.skill-card {
    padding: 30px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 15px 40px var(--accent-glow);
}

.skill-icon {
    width: 50px;
    height: 50px;
    background: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
}

.skill-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

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

/* --- Contact Component --- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.contact-card {
    padding: 25px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.3s;
    text-align: center;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 15px 40px var(--accent-glow);
}

.contact-icon {
    font-size: 32px;
    margin-bottom: 15px;
}

.contact-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 8px;
}

.contact-value {
    color: var(--text-secondary);
    font-size: 15px;
}

.contact-value a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.contact-value a:hover {
    color: var(--accent);
}

/* --- Gallery & Photos Component --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 20px 50px var(--accent-glow);
}

.gallery-image,
.gallery-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-image,
.gallery-item:hover .gallery-video {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-title {
    font-size: 16px;
    font-weight: 700;
    color: white;
    margin-bottom: 5px;
}

.gallery-description {
    font-size: 13px;
    color: var(--text-secondary);
}

.media-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    z-index: 1;
}

/* --- Media Lightbox Modal --- */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
    box-sizing: border-box;
    scrollbar-color: rgba(255, 255, 255, .26) transparent;
    scrollbar-width: thin;
}

.modal::-webkit-scrollbar,
.modal *::-webkit-scrollbar {
    width: 8px !important;
    height: 8px !important;
}

.modal::-webkit-scrollbar-track,
.modal *::-webkit-scrollbar-track {
    background: transparent !important;
}

.modal::-webkit-scrollbar-thumb,
.modal *::-webkit-scrollbar-thumb {
    border: 2px solid transparent !important;
    border-radius: 999px !important;
    background: rgba(255, 255, 255, .26) !important;
    background-clip: padding-box !important;
}

.modal::-webkit-scrollbar-thumb:hover,
.modal *::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, .45) !important;
    background-clip: padding-box !important;
}

.modal.active {
    display: flex;
}

body.modal-open {
    overflow: hidden;
}

.modal-content {
    max-width: 90%;
    max-height: 90vh;
    position: relative;
    animation: modalZoom 0.3s ease;
    display: flex;
    flex-direction: column;
    margin: auto;
}

@keyframes modalZoom {
    from {
        transform: scale(0.8);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-image,
.modal-video {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    display: block;
}

.modal-video {
    background: black;
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 24px;
    color: white;
    transition: all 0.3s;
}

.modal-close:hover {
    transform: rotate(90deg) scale(1.1);
    background: #ff5f56;
}

.modal-info {
    margin-top: 20px;
    text-align: center;
    padding: 0 20px;
    max-width: 800px;
}

.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    word-wrap: break-word;
}

.modal-description {
    font-size: 16px;
    color: var(--text-secondary);
    word-wrap: break-word;
    line-height: 1.5;
}

/* --- Certifications Component --- */
.certification-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.certification-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 30px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 2px solid var(--border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.certification-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--accent);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.certification-item:hover {
    border-color: var(--accent);
    transform: translateX(10px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.certification-item:hover::before {
    transform: scaleY(1);
}

.certification-badge {
    font-size: 40px;
    min-width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border-radius: 12px;
}

.certification-details {
    flex: 1;
}

.certification-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.certification-issuer {
    font-size: 14px;
    color: var(--accent);
    font-weight: 600;
}

.certification-checkmark {
    font-size: 24px;
    color: var(--accent);
    font-weight: bold;
    min-width: 30px;
}

/* --- Awards Component --- */
.awards-timeline {
    position: relative;
    padding-left: 0;
}

.award-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

.award-item::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 60px;
    bottom: -40px;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), transparent);
}

.award-item:last-child::before {
    display: none;
}

.award-year {
    font-size: 20px;
    font-weight: 800;
    color: var(--accent);
    text-align: right;
    padding-top: 10px;
}

.award-content {
    display: flex;
    gap: 25px;
    align-items: start;
    padding: 25px;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 2px solid var(--border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.award-content:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--accent-glow);
}

.award-medal {
    font-size: 50px;
    min-width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    position: relative;
}

.award-medal.gold {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

.award-medal.silver {
    background: linear-gradient(135deg, #c0c0c0, #e8e8e8);
    box-shadow: 0 8px 25px rgba(192, 192, 192, 0.4);
}

.award-medal.bronze {
    background: linear-gradient(135deg, #cd7f32, #d4a574);
    box-shadow: 0 8px 25px rgba(205, 127, 50, 0.4);
}

.award-medal.special {
    background: linear-gradient(135deg, var(--accent), #2dd4bf);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.award-info {
    flex: 1;
}

.award-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.4;
}

.award-institution {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.award-achievement {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-glass);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.award-achievement.winner {
    background: linear-gradient(135deg, var(--accent), #2dd4bf);
    color: white;
    border: none;
}

/* --- References Component --- */
.references-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.reference-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 2px solid var(--border);
    padding: 30px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.reference-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), #2dd4bf);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.reference-card:hover {
    border-color: var(--accent);
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--accent-glow);
}

.reference-card:hover::before {
    transform: scaleX(1);
}

.reference-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.reference-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent), #2dd4bf);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reference-avatar svg {
    width: 32px;
    height: 32px;
    stroke: white;
}

.reference-identity {
    flex: 1;
}

.reference-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.reference-role {
    font-size: 14px;
    color: var(--accent);
    font-weight: 600;
}

.reference-quote {
    position: relative;
    padding-left: 20px;
}

.quote-mark {
    position: absolute;
    left: -5px;
    top: -10px;
    font-size: 60px;
    color: var(--accent);
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
}

.reference-quote p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
    font-style: italic;
}

/* --- Terminal Component --- */
.terminal-container {
    background: var(--terminal-bg);
    border-radius: 8px;
    overflow: hidden;
    height: 600px;
    display: flex;
    flex-direction: column;
}

.terminal-header {
    background: #1e1e1e;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #333;
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

.terminal-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
}

.terminal-btn.close {
    background: #ff5f56;
}

.terminal-btn.minimize {
    background: #ffbd2e;
}

.terminal-btn.maximize {
    background: #27c93f;
}

.terminal-title {
    color: #888;
    font-size: 14px;
    font-weight: 500;
}

.terminal-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
}

.terminal-content::-webkit-scrollbar {
    width: 8px;
}

.terminal-content::-webkit-scrollbar-track {
    background: #1a1a1a;
}

.terminal-content::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 4px;
}

.terminal-line {
    margin-bottom: 8px;
    white-space: pre;
}

.terminal-command {
    color: #00d9ff;
}

.terminal-output {
    color: var(--terminal-text);
}

.terminal-error {
    color: #ff5555;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.terminal-prompt {
    color: #00d9ff;
    margin-right: 8px;
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--terminal-text);
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.terminal-footer {
    background: #1a1a1a;
    padding: 8px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #666;
    border-top: 1px solid #333;
}

.cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--terminal-text);
    animation: blink 1s infinite;
    margin-left: 2px;
}

@keyframes blink {
    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

/* --- Responsive Adaptations for Portfolio Content --- */
@media (max-width: 768px) {
    .timeline {
        padding-left: 50px;
    }

    .timeline::before {
        left: 15px;
    }

    .timeline-item::before {
        left: -43px;
    }

    .timeline-item {
        padding: 20px 15px;
    }

    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .timeline-date {
        align-self: flex-end;
        white-space: normal;
    }

    .timeline-title {
        font-size: 18px;
        line-height: 1.3;
    }

    .timeline-company {
        font-size: 15px;
    }

    .timeline-content li {
        font-size: 14px;
        line-height: 1.5;
        padding-left: 20px;
        margin-bottom: 12px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
    }

    .award-item {
        grid-template-columns: 80px 1fr;
        gap: 15px;
    }

    .award-item::before {
        left: 40px;
    }

    .award-year {
        font-size: 16px;
    }

    .award-content {
        flex-direction: column;
        gap: 15px;
        padding: 20px;
    }

    .award-medal {
        font-size: 40px;
        min-width: 60px;
        height: 60px;
    }

    .certification-item {
        flex-wrap: wrap;
        padding: 20px;
    }

    .certification-badge {
        font-size: 32px;
        min-width: 50px;
        height: 50px;
    }

    .references-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 24px;
    }
}