/* ============================================================
   NimboLab — Design System & Styles
   Color Palette: Neon Green + Purple
   ============================================================ */

/* ---- Reset & Base ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0A0A0F;
    --bg-light: #0E0E16;
    --bg-card: #14141F;
    --text: #FFFFFF;
    --text-dim: #8A8A9A;
    --text-muted: #55556A;
    --accent: #39FF14;
    --accent-secondary: #A855F7;
    --accent-glow: rgba(57, 255, 20, 0.15);
    --accent-glow-secondary: rgba(168, 85, 247, 0.15);
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --glass: rgba(255, 255, 255, 0.03);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: 0.2s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

body.loading {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 40px;
}

em {
    font-style: italic;
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding-right: 0.15em;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
}

/* ---- Loading Screen ---- */
#loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    margin-bottom: 32px;
    animation: loaderPulse 1.5s ease-in-out infinite;
}

.loader-logo-img {
    height: 120px;
    width: auto;
    display: block;
    margin: 0 auto;
}

.loader-bar {
    width: 160px;
    height: 2px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loader-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
    border-radius: 2px;
    animation: loaderFill 1.8s ease-in-out forwards;
}

@keyframes loaderPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes loaderFill {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ---- Ticker Banner ---- */
#ticker {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
    padding: 6px 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-100%);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

.ticker-track {
    display: flex;
    gap: 32px;
    white-space: nowrap;
    animation: tickerScroll 25s linear infinite;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--bg);
}

@keyframes tickerScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-33.333%); }
}

/* ---- Navigation ---- */
#nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 48px;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: top 0.4s ease;
}

#nav.ticker-active {
    top: 28px;
}

.nav-logo {
    display: flex;
    align-items: center;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.7;
}

.nav-logo-img {
    height: 80px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.nav-links a {
    position: relative;
    color: var(--text-dim);
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--text);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    border: 1px solid var(--border-hover);
    padding: 8px 24px !important;
    border-radius: 100px;
    color: var(--text) !important;
    transition: background var(--transition-fast), border-color var(--transition-fast) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

/* ---- Language Switch ---- */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 24px;
}

.lang-btn {
    background: none;
    border: none;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px 8px;
    border-radius: 4px;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.lang-btn:hover {
    color: var(--text-dim);
}

.lang-btn.active {
    color: var(--accent);
    background: var(--accent-glow);
}

.lang-divider {
    font-size: 0.7rem;
    color: var(--text-muted);
    user-select: none;
}

/* ---- Hamburger ---- */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-hamburger span {
    width: 24px;
    height: 1.5px;
    background: var(--text);
    transition: var(--transition);
}

.nav-hamburger.active span:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}

.nav-hamburger.active span:last-child {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 85;
    background: rgba(10, 10, 15, 0.96);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    transition: color var(--transition-fast);
}

.mobile-menu a:hover {
    color: var(--text);
}

/* ---- Hero Section ---- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#particles {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-tag {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}

.hero-line {
    display: block;
}

.hero-sub {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 48px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--border-hover);
    padding: 14px 36px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.hero-btn:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 0 20px var(--accent-glow);
}

.hero-btn svg {
    transition: transform var(--transition-fast);
}

.hero-btn:hover svg {
    transform: translate(2px, -2px);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 1;
}

.hero-scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

.hero-scroll-indicator span {
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    color: var(--text-muted);
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ---- Section Shared ---- */
.section-tag {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--accent);
    margin-bottom: 20px;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.01em;
    margin-bottom: 24px;
}

/* ---- About Section ---- */
#about {
    padding: 160px 0;
    background: var(--bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-text {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.8;
    max-width: 480px;
}

.about-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    border-color: rgba(57, 255, 20, 0.2);
    background: rgba(57, 255, 20, 0.03);
    box-shadow: 0 0 30px rgba(57, 255, 20, 0.05);
}

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-top: 8px;
}

/* ---- Services Section ---- */
#services {
    padding: 160px 0;
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
}

.service-card {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 48px 36px;
    transition: border-color var(--transition), transform var(--transition), background var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    border-color: rgba(168, 85, 247, 0.2);
    transform: translateY(-4px);
    background: rgba(168, 85, 247, 0.03);
    box-shadow: 0 8px 40px rgba(168, 85, 247, 0.06);
}

.service-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.05em;
}

.service-divider {
    width: 100%;
    height: 1px;
    background: var(--border);
    margin: 20px 0 28px;
}

.service-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.92rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.7;
}

/* ---- Projects Section ---- */
#projects {
    padding: 160px 0;
    background: var(--bg);
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 64px;
}

.projects-view-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dim);
    transition: color var(--transition-fast);
    padding-bottom: 8px;
}

.projects-view-all:hover {
    color: var(--accent);
}

.projects-view-all svg {
    transition: transform var(--transition-fast);
}

.projects-view-all:hover svg {
    transform: translate(2px, -2px);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    cursor: pointer;
}

.project-img {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 15, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

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

.project-arrow {
    width: 56px;
    height: 56px;
    border: 1px solid rgba(57, 255, 20, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: transform var(--transition), background var(--transition);
    color: var(--accent);
}

.project-card:hover .project-arrow {
    transform: scale(1);
    background: var(--accent-glow);
}

.project-cat {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 6px;
    display: block;
}

.project-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem;
    font-weight: 500;
}

/* ---- Contact Section ---- */
#contact {
    padding: 160px 0;
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.contact-desc {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 420px;
}

.contact-email {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 500;
    border-bottom: 1px solid var(--border-hover);
    padding-bottom: 4px;
    transition: border-color var(--transition-fast), color var(--transition-fast);
    display: inline-block;
}

.contact-email:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.contact-right {
    display: flex;
    flex-direction: column;
    gap: 40px;
    padding-top: 8px;
}

.contact-info-block h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.contact-info-block p {
    font-size: 0.95rem;
    color: var(--text-dim);
    line-height: 1.7;
}

.contact-socials {
    display: flex;
    gap: 24px;
}

.contact-socials a {
    font-size: 0.95rem;
    color: var(--text-dim);
    transition: color var(--transition-fast);
    position: relative;
}

.contact-socials a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width var(--transition);
}

.contact-socials a:hover {
    color: var(--text);
}

.contact-socials a:hover::after {
    width: 100%;
}

/* ---- Footer ---- */
#footer {
    padding: 24px 0;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    display: block;
}

.footer-copy {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-top {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.footer-top:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 0 15px var(--accent-glow);
}

/* ---- Reveal Animations ---- */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ---- Projects Modal ---- */
.projects-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.projects-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.projects-modal {
    width: 90%;
    max-width: 1100px;
    max-height: 85vh;
    overflow-y: auto;
    padding: 60px 40px 40px;
    position: relative;
    transform: translateY(40px) scale(0.96);
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.projects-modal-overlay.open .projects-modal {
    transform: translateY(0) scale(1);
}

/* Custom scrollbar for modal */
.projects-modal::-webkit-scrollbar {
    width: 4px;
}

.projects-modal::-webkit-scrollbar-track {
    background: transparent;
}

.projects-modal::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: 4px;
}

.projects-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
}

.projects-modal-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.projects-modal-close {
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-hover);
    border-radius: 50%;
    background: none;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.projects-modal-close:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
    transform: rotate(90deg);
}

.projects-modal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.modal-project-card {
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: translateY(24px);
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.projects-modal-overlay.open .modal-project-card {
    opacity: 1;
    transform: translateY(0);
}

.projects-modal-overlay.open .modal-project-card:nth-child(1) { transition-delay: 0.1s; }
.projects-modal-overlay.open .modal-project-card:nth-child(2) { transition-delay: 0.15s; }
.projects-modal-overlay.open .modal-project-card:nth-child(3) { transition-delay: 0.2s; }
.projects-modal-overlay.open .modal-project-card:nth-child(4) { transition-delay: 0.25s; }
.projects-modal-overlay.open .modal-project-card:nth-child(5) { transition-delay: 0.3s; }
.projects-modal-overlay.open .modal-project-card:nth-child(6) { transition-delay: 0.35s; }
.projects-modal-overlay.open .modal-project-card:nth-child(7) { transition-delay: 0.4s; }
.projects-modal-overlay.open .modal-project-card:nth-child(8) { transition-delay: 0.45s; }

.modal-project-card:hover {
    border-color: rgba(57, 255, 20, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 8px 40px rgba(57, 255, 20, 0.06);
}

.modal-project-img {
    aspect-ratio: 16/10;
    position: relative;
    overflow: hidden;
}

.modal-project-img-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
}

.modal-project-card:hover .modal-project-img-inner {
    transform: scale(1.05);
}

.modal-project-body {
    padding: 24px 28px;
}

.modal-project-body .project-cat {
    margin-bottom: 8px;
}

.modal-project-body .project-name {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.modal-project-desc {
    font-size: 0.88rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.6;
}

body.modal-open {
    overflow: hidden;
}

/* ---- Project Detail Modal ---- */
.project-detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: rgba(10, 10, 15, 0.96);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    overflow-y: auto;
}

.project-detail-overlay.open {
    opacity: 1;
    visibility: visible;
}

.project-detail-modal {
    max-width: 960px;
    margin: 0 auto;
    padding: 80px 40px 60px;
    position: relative;
}

.project-detail-close {
    position: fixed;
    top: 32px;
    right: 40px;
    z-index: 310;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-hover);
    border-radius: 50%;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.project-detail-close:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
    transform: rotate(90deg);
}

/* Detail content sections */
.pd-header {
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(24px);
    animation: pdFadeIn 0.6s ease 0.1s forwards;
}

.pd-category {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
    display: block;
}

.pd-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.pd-meta {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.pd-meta-item {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.pd-meta-item span {
    color: var(--text-dim);
    font-weight: 500;
}

.pd-divider {
    width: 100%;
    height: 1px;
    background: var(--border);
    margin: 40px 0;
}

.pd-text {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.8;
    max-width: 720px;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.2s forwards;
}

.pd-text + .pd-text {
    margin-top: 24px;
}

/* Image grids */
.pd-images-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 48px 0;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.3s forwards;
}

.pd-images-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin: 48px 0;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.5s forwards;
}

.pd-image-full {
    margin: 48px 0;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.6s forwards;
}

/* Vertical (portrait) image grids */
.pd-images-vertical-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin: 48px 0;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.3s forwards;
}

.pd-images-vertical-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 48px 0;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.3s forwards;
}

.pd-images-vertical-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 48px 0;
    max-width: 50%;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.5s forwards;
}

.pd-img-vertical {
    width: 100%;
    aspect-ratio: 9/16;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

.pd-img-vertical .pd-img-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
}

.pd-img-vertical:hover .pd-img-inner {
    transform: scale(1.03);
}

.pd-img-vertical:hover .pd-img-zoom {
    opacity: 1;
    transform: scale(1);
}

.pd-img {
    width: 100%;
    aspect-ratio: 16/10;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

.pd-img-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
}

.pd-img:hover .pd-img-inner {
    transform: scale(1.03);
}

/* Zoom icon overlay */
.pd-img-zoom {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
    pointer-events: none;
    z-index: 2;
}

.pd-img:hover .pd-img-zoom {
    opacity: 1;
    transform: scale(1);
}

.pd-img:hover .pd-img-zoom:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
}

/* Lightbox */
.pd-lightbox {
    position: fixed;
    inset: 0;
    z-index: 400;
    background: rgba(5, 5, 8, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    cursor: zoom-out;
}

.pd-lightbox.open {
    opacity: 1;
    visibility: visible;
}

.pd-lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--radius);
    transform: scale(0.85);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.pd-lightbox.open .pd-lightbox-img {
    transform: scale(1);
}

.pd-lightbox-close {
    position: absolute;
    top: 28px;
    right: 36px;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-hover);
    border-radius: 50%;
    background: rgba(10, 10, 15, 0.6);
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.pd-lightbox-close:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
    transform: rotate(90deg);
}

.pd-img-caption {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
    letter-spacing: 0.02em;
}

.pd-text-mid {
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.4s forwards;
}

.pd-text-end {
    opacity: 0;
    transform: translateY(20px);
    animation: pdFadeIn 0.6s ease 0.7s forwards;
    margin-bottom: 48px;
}

.pd-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--border-hover);
    padding: 12px 28px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    background: none;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
    opacity: 0;
    animation: pdFadeIn 0.6s ease 0.8s forwards;
}

.pd-back-btn:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
}

@keyframes pdFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .container { padding: 0 32px; }
    .about-grid { grid-template-columns: 1fr; gap: 56px; }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 56px; }
    #nav { padding: 0 32px; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }
    #nav { padding: 0 20px; }

    .nav-links { display: none; }
    .nav-hamburger { display: flex; }

    .lang-switch {
        margin-left: auto;
        margin-right: 12px;
    }

    #about, #services, #projects, #contact {
        padding: 100px 0;
    }

    .services-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }

    .about-right { grid-template-columns: 1fr 1fr; }

    .hero-title { font-size: clamp(2rem, 9vw, 3.5rem); }

    .footer-inner { flex-direction: column; gap: 16px; text-align: center; }

    .contact-socials { flex-wrap: wrap; gap: 16px; }

    .projects-modal-grid { grid-template-columns: 1fr; }
    .projects-modal { padding: 40px 20px 20px; }

    .pd-images-2 { grid-template-columns: 1fr; }
    .pd-images-3 { grid-template-columns: 1fr; }
    .pd-images-vertical-4 { grid-template-columns: 1fr 1fr; }
    .pd-images-vertical-2 { max-width: 100%; }
    .project-detail-modal { padding: 60px 20px 40px; }
    .project-detail-close { top: 16px; right: 16px; }
}

@media (max-width: 480px) {
    .about-right { grid-template-columns: 1fr; }
    .projects-header { flex-direction: column; align-items: flex-start; gap: 16px; }
}