/* ============================================
   Button Components
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: all 200ms ease;
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn svg {
    width: 18px;
    height: 18px;
    transition: transform 200ms ease;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--border-strong);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-strong);
}

.btn-outline:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Form Components
   ============================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-medium);
    border-radius: var(--radius-lg);
    transition: all 200ms ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-elevated);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ============================================
   Card Components
   ============================================ */

.work-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all 400ms cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.work-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--glass-shadow), 0 20px 40px rgba(0, 0, 0, 0.1);
}

.work-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.work-image .work-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    transition: transform 300ms ease;
}

.work-card:hover .work-img {
    transform: scale(1.05);
}

.work-image .image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    color: var(--text-muted);
}

.work-image .image-placeholder svg {
    width: 48px;
    height: 48px;
    opacity: 0.5;
}

.work-image .image-placeholder span {
    font-size: var(--text-sm);
}

.work-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 300ms ease;
}

.work-card:hover .work-overlay {
    opacity: 1;
}

.view-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    transform: translateY(20px);
    transition: all 300ms ease;
}

.view-btn svg {
    width: 16px;
    height: 16px;
}

.work-card:hover .view-btn {
    transform: translateY(0);
}

.work-info {
    padding: var(--space-6);
}

.work-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.work-category {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-primary);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.work-year {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

.work-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.work-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Profile Card
   ============================================ */

.profile-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.profile-image {
    position: relative;
    width: 180px;
    height: 180px;
    margin: 0 auto var(--space-6);
}

.profile-image .profile-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.profile-image .image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.profile-image .image-placeholder svg {
    width: 64px;
    height: 64px;
}

.profile-ring {
    position: absolute;
    inset: -8px;
    border: 2px dashed var(--border-strong);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.profile-info h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.profile-info p {
    font-size: var(--text-base);
    color: var(--text-secondary);
}

/* ============================================
   Skill Components
   ============================================ */

.skill-category {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.skill-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    color: var(--accent-primary);
}

.skill-icon svg {
    width: 24px;
    height: 24px;
}

.skill-header h3 {
    font-size: var(--text-xl);
    font-weight: 600;
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.skill-name {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.skill-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    width: var(--progress);
    background: var(--accent-primary);
    border-radius: var(--radius-full);
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Simple Skills (Tags)
   ============================================ */

.skills-simple {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    max-width: 800px;
    margin: 0 auto;
}

.skill-group {
    text-align: center;
}

.skill-group h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3);
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    transition: all 200ms ease;
}

.skill-tag:hover {
    background: var(--accent-primary);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

/* ============================================
   Contact Components
   ============================================ */

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    transition: all 200ms ease;
    max-width: 320px;
}

.contact-item:hover {
    background: var(--bg-tertiary);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--accent-primary);
    transition: all 200ms ease;
}

.contact-item:hover .contact-icon {
    background: var(--accent-primary);
    color: var(--text-inverse);
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.contact-label {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-value {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all 200ms ease;
}

.social-link:hover {
    background: var(--accent-primary);
    color: var(--text-inverse);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.contact-form-wrapper {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

/* ============================================
   Marquee
   ============================================ */

.tools-marquee {
    margin-top: var(--space-12);
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-track {
    display: flex;
    gap: var(--space-8);
    animation: marquee 30s linear infinite;
}

.marquee-track span {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    padding: var(--space-2) var(--space-4);
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}