/* ═══════════════════════════════════════════
   DIAMOND DEV — ULTRA-PREMIUM PORTFOLIO
   COMPONENT & SECTION STYLES
   ═══════════════════════════════════════════ */

.section {
    padding: 8rem 2rem;
    position: relative;
    z-index: 2;
}

@media (min-width: 768px) {
    .section {
        padding: 10rem 4rem;
    }
}

@media (min-width: 1280px) {
    .section {
        padding: 12rem 6rem;
    }
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
}

.section-head {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.section-num {
    color: var(--violet);
    font-size: 0.8rem;
    font-family: monospace;
    letter-spacing: 0.1em;
}

.section-label {
    color: var(--text3);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.section-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--glass-border), transparent);
}

.section-title {
    font-family: 'Outfit';
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--blue), var(--violet), var(--magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-lg {
    font-size: 1.1rem;
    color: var(--text2);
    line-height: 1.7;
    font-weight: 300;
}

.text-muted {
    color: var(--text3);
    line-height: 1.7;
}

/* ═══ GLASS CARDS ═══ */
.glass {
    background: var(--glass);
    backdrop-filter: blur(20px) saturate(1.2);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
}

.glass-strong {
    background: rgba(15, 15, 30, 0.7);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1.5rem;
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.15s ease-out, box-shadow 0.3s;
    transform-style: preserve-3d;
}

.glass-card:hover {
    box-shadow: 0 0 30px rgba(123, 47, 255, 0.08);
}

.card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.glass-card h3 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ═══ ABOUT ═══ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
    }
}

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 640px) {
    .about-cards {
        grid-template-columns: 1fr;
    }
}

.quote {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-top: 0.5rem;
}

.quote-line {
    width: 48px;
    height: 1px;
    background: linear-gradient(90deg, var(--violet), transparent);
}

/* ═══ SKILLS ═══ */
.skill-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.skill-tab {
    padding: 0.6rem 1.25rem;
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text3);
    cursor: pointer;
    transition: all 0.3s;
}

.skill-tab.active {
    background: rgba(15, 15, 30, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
}

.skill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
}

.skill-item {
    text-align: center;
    padding: 1.25rem;
    border-radius: 1rem;
}

.skill-dot-wrap {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
}

.marquee-wrap {
    margin-top: 5rem;
    overflow: hidden;
    position: relative;
}

.marquee {
    display: flex;
    gap: 2rem;
    white-space: nowrap;
    animation: marquee 40s linear infinite;
}

.marquee span {
    font-family: 'Outfit';
    font-size: 3.5rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.04);
}

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

/* ═══ PROJECTS ═══ */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.project-card {
    border-radius: 1rem;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s var(--ease);
    background: var(--glass);
    border: 1px solid var(--glass-border);
}

.project-header {
    height: 180px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.25rem;
}

.project-cat {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.3rem 0.75rem;
    border-radius: 100px;
    background: var(--glass);
    font-size: 0.65rem;
}

.project-body {
    padding: 1.25rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-tag {
    font-size: 0.65rem;
    padding: 0.25rem 0.65rem;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ═══ MODAL ═══ */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 20000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    opacity: 0;
    pointer-events: none;
    transition: 0.4s;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    max-width: 500px;
    width: 100%;
    padding: 2rem;
    transform: scale(0.9);
    transition: 0.4s var(--ease);
}

.modal-overlay.open .modal-content {
    transform: scale(1);
}

/* ═══ LAB ═══ */
.lab-grid {
    columns: 1;
    gap: 1rem;
    margin-top: 2rem;
}

@media (min-width: 640px) {
    .lab-grid {
        columns: 2;
    }
}

@media (min-width: 1024px) {
    .lab-grid {
        columns: 3;
    }
}

.lab-card {
    break-inside: avoid;
    margin-bottom: 1rem;
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--glass-border);
}

/* ═══ RESUME ═══ */
.resume-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    overflow-x: auto;
}

.resume-tab {
    padding: 0.6rem 1.5rem;
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text3);
    cursor: pointer;
    transition: 0.3s;
    white-space: nowrap;
}

.resume-tab.active {
    background: rgba(15, 15, 30, 0.7);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-item {
    position: relative;
    padding-left: 2rem;
    padding-bottom: 2rem;
    border-left: 1px solid rgba(123, 47, 255, 0.2);
    margin-left: 7px;
}

.timeline-item::after {
    content: '';
    position: absolute;
    left: -7px;
    top: 6px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    border: 2px solid var(--violet);
    background: var(--bg);
}

.toolkit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.toolkit-box h4 {
    color: var(--blue);
    margin-bottom: 1rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.tag-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-item {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    background: var(--glass);
    border-radius: 0.75rem;
    border: 1px solid var(--glass-border);
}

/* ═══ CONTACT ═══ */
.contact-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

@media (min-width: 640px) {
    .contact-cards {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.services-box {
    padding: 2.5rem;
    margin-top: 3rem;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.service-tags span {
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.8rem;
    background: rgba(15, 15, 30, 0.5);
    border: 1px solid var(--glass-border);
    color: var(--text2);
}

/* ═══ FOOTER ═══ */
.footer {
    padding: 3rem 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-inner {
        display: flex;
        justify-content: space-between;
    }
}

.footer p {
    font-size: 0.8rem;
    color: var(--text3);
}

/* ═══ REVEAL ═══ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s var(--ease);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}