/* Base Reset & Variables - Minimalist White Theme */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --bg-glass-card: #ffffff;
    --border-glass: rgba(0, 0, 0, 0.08);
    --border-glass-hover: rgba(0, 0, 0, 0.16);
    
    --accent: #000000;
    --accent-hover: #333333;
    --pencil-blue: #003cff;
    
    --text-primary: #111111;
    --text-secondary: #555555;
    --text-muted: #888888;
    
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.08);
    
    --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-quick: all 0.2s ease;
}

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

html {
    scroll-behavior: auto;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Splash Screen (Заставка при первом входе) */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    visibility: visible;
    transition:
        opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
        visibility 0.7s;
}

.splash-screen.is-leaving {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.splash-logo-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(8rem, 16vw, 12rem);
}

.splash-mark {
    display: block;
    width: 100%;
    height: auto;
    overflow: visible;
}

.splash-mark__tone {
    opacity: 0;
    transform-box: fill-box;
    transform-origin: center;
    will-change: opacity, transform, fill;
}

.splash-mark__tone--dark {
    fill: #1f1f1f;
    animation: splashToneDark 3.15s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.splash-mark__tone--mid {
    fill: #474747;
    animation: splashToneMid 3.15s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.splash-mark__tone--light {
    fill: #8a8a8a;
    animation: splashToneLight 3.15s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes splashToneDark {
    0% { opacity: 0; transform: translateY(5px); }
    13%, 70% { opacity: 1; transform: translateY(0); fill: #1f1f1f; }
    83% { opacity: 1; transform: translateY(0); fill: #003cff; }
    100% { opacity: 0; transform: translateY(-3px); fill: #003cff; }
}

@keyframes splashToneMid {
    0%, 11% { opacity: 0; transform: translateY(5px); }
    25%, 57% { opacity: 1; transform: translateY(0); fill: #474747; }
    70% { opacity: 1; transform: translateY(0); fill: #003cff; }
    86%, 100% { opacity: 0; transform: translateY(-3px); fill: #003cff; }
}

@keyframes splashToneLight {
    0%, 23% { opacity: 0; transform: translateY(5px); }
    37%, 45% { opacity: 1; transform: translateY(0); fill: #8a8a8a; }
    57% { opacity: 1; transform: translateY(0); fill: #003cff; }
    72%, 100% { opacity: 0; transform: translateY(-3px); fill: #003cff; }
}

/* Custom Cursor (Кастомный курсор) */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    background-color: #000000;
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    display: none; /* Hidden by default, shown via JS on desktop */
}

.custom-cursor.hover {
    width: 28px;
    height: 28px;
    background-color: rgba(0, 0, 0, 0.02);
    border: 1.2px solid #000000;
    border-radius: 48% 52% 47% 53% / 51% 49% 51% 49%;
    animation: wobbleCursor 0.8s linear infinite;
}

@keyframes wobbleCursor {
    0% { border-radius: 48% 52% 47% 53% / 51% 49% 51% 49%; }
    50% { border-radius: 52% 48% 53% 47% / 49% 51% 49% 51%; }
    100% { border-radius: 48% 52% 47% 53% / 51% 49% 51% 49%; }
}

/* Disable default cursor on desktop precision pointer devices */
@media (pointer: fine) {
    .custom-cursor {
        display: block;
    }
    html, body, a, button, input, textarea, select, .gallery-card, .tab-btn, .lightbox-close, .lightbox-prev, .lightbox-next {
        cursor: none !important;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: -0.01em;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-quick);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Common Layout & Container */
.container {
    width: 100%;
    max-width: 1250px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 7rem 0;
    position: relative;
    border-bottom: 1.5px solid #000000;
}

.section-header {
    margin-bottom: 3.5rem;
    max-width: 600px;
}

.section-tag {
    font-family: var(--font-body);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    display: inline-block;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.section-title {
    font-family: var(--font-body);
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Utility Elements */
.accent-text {
    color: var(--accent);
}

.lead {
    font-size: 1.2rem;
    color: var(--text-primary);
    font-weight: 300;
    line-height: 1.7;
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 2.2rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 0;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid var(--accent);
}

.btn-primary {
    background-color: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent);
    transform: translateY(-2px);
}

.btn-icon {
    margin-left: 0.75rem;
    font-size: 0.9em;
    transition: var(--transition-smooth);
}

.btn-primary:hover .btn-icon {
    transform: translateY(3px);
}

.btn-block {
    width: 100%;
}

/* Header & Nav */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 900;
    background-color: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-glass);
    transition: var(--transition-smooth);
}

.header-container {
    max-width: 1350px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    inset: 0;
    background-color: #1f1f1f;
    mask-image: url('assets/brand/logo.svg');
    mask-position: center;
    mask-repeat: no-repeat;
    mask-size: contain;
    -webkit-mask-image: url('assets/brand/logo.svg');
    -webkit-mask-position: center;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-size: contain;
    transition: background-color 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    display: none;
}

.logo-image {
    display: block;
    width: clamp(7.5rem, 11vw, 9.75rem);
    height: auto;
    opacity: 1;
    transition: none;
}

.logo:focus-visible {
    outline: 1px solid var(--pencil-blue);
    outline-offset: 0.35rem;
}

.logo:active .logo-image {
    filter: none;
}

@media (hover: hover) and (pointer: fine) {
    .logo:hover .logo-image {
        filter: brightness(0) saturate(100%) invert(22%) sepia(100%) saturate(6947%) hue-rotate(229deg) brightness(96%) contrast(117%);
    }
}

.nav {
    display: flex;
    gap: 3rem;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--pencil-blue);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
/* Hero Section - Split Grid */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    background-color: var(--bg-primary);
    padding: 8rem 0 6rem 0;
    border-bottom: 1.5px solid #000000;
}

.hero-container-layout {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.hero-top-header {
    width: 100%;
    margin-bottom: 4rem;
}

.hero-main-title {
    font-family: var(--font-body);
    font-size: 3.5rem;
    font-weight: 500;
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    max-width: 1100px;
}

.serif-brand {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 3.8rem;
    letter-spacing: 0.05em;
}

.hero-bottom-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: stretch;
    text-align: left;
    width: 100%;
}

.hero-text-side {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.hero-illustration-side {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
}

/* Collage Grid */
.hero-collage-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-rows: 1fr 1fr;
    gap: 1.25rem;
    position: relative;
    width: 100%;
    flex: 1;
    min-height: 380px;
}

.collage-item {
    overflow: hidden;
    border: 1px solid var(--border-glass);
    background-color: var(--bg-secondary);
    transition: var(--transition-smooth);
    width: 100%;
    height: 100%;
}

.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.collage-item:hover img {
    transform: scale(1.04);
}

.item-large {
    grid-row: span 2;
}

.item-small-1 {
}

.item-small-2 {
}

/* Scroll down hint pointer */
.scroll-down-hint {
    position: fixed;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99;
    transition: opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.5s ease;
    animation: bounceIndicator 2.5s infinite ease-in-out;
}

.scroll-down-hint a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-family: var(--font-body);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.scroll-down-hint a:hover {
    color: var(--pencil-blue);
}

.pencil-arrow-down {
    width: 28px;
    height: auto;
    mix-blend-mode: multiply;
    transition: transform 0.3s ease;
}

.scroll-down-hint a:hover .pencil-arrow-down {
    transform: translateY(2px);
}

.scroll-down-hint.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

@keyframes bounceIndicator {
    0%, 20%, 50%, 80%, 100% {
        transform: translate(-50%, 0);
    }
    40% {
        transform: translate(-50%, -8px);
    }
    60% {
        transform: translate(-50%, -4px);
    }
}

/* Animations */
@keyframes zoomBackground {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

.animate-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

/* Hero Services & Features (Merged) */
.hero-services-section {
    margin-top: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-services-title {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-top: 0;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: 0.5rem;
}

.hero-services-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 1.25rem;
    flex-grow: 1;
}

.feature-item {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    padding: 1.1rem 1.25rem;
    border-radius: 0;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition-smooth);
    height: 100%;
}

.feature-item:hover {
    border-color: var(--pencil-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 60, 255, 0.03);
}

.feature-number-wrapper {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--pencil-blue);
    line-height: 1;
    margin-top: -0.1rem;
}

.feature-info h4 {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.feature-info p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Pencil Arrow Utility */
.pencil-arrow {
    width: 48px;
    height: auto;
    mix-blend-mode: multiply;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.pencil-arrow.prev {
    transform: rotate(90deg);
}

.pencil-arrow.next {
    transform: rotate(-90deg);
}

.pencil-arrow.prev:hover {
    transform: rotate(90deg) scale(1.1);
    opacity: 0.7;
}

.pencil-arrow.next:hover {
    transform: rotate(-90deg) scale(1.1);
    opacity: 0.7;
}

/* Projects Section */
.project-tabs {
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    margin-bottom: 3.5rem;
    border-bottom: 1px solid var(--border-glass);
}

.tab-btn {
    background: none;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    padding: 0.5rem 1.25rem;
    border-radius: 0;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.85rem;
    white-space: nowrap;
    transition: var(--transition-quick);
}

.tab-btn:hover {
    color: #ffffff;
    background-color: var(--pencil-blue);
    border-color: var(--pencil-blue);
}

.tab-btn.active {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

/* Project Showcases */
.project-showcase {
    margin-bottom: 7rem;
    animation: fadeUp 1s ease forwards;
}

.project-showcase:last-child {
    margin-bottom: 0;
}

.project-meta-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4.5rem;
    margin-bottom: 2.5rem;
}

.project-meta-info h3 {
    font-size: 2.2rem;
    font-weight: 300;
    margin-bottom: 1rem;
}

.project-meta-data {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    padding: 2rem;
    border-radius: 0;
    height: fit-content;
}

.meta-field h5 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.meta-field p {
    font-size: 0.95rem;
    font-weight: 500;
}

.project-description {
    color: var(--text-secondary);
    margin-top: 1rem;
    font-size: 1rem;
    line-height: 1.6;
}

/* Horizontal Gallery */
.gallery-wrapper {
    position: relative;
    margin: 0 -2rem;
    padding: 0 2rem;
}

.gallery-scroll {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 1rem 0;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
}

.gallery-card {
    flex: 0 0 400px;
    height: 260px;
    background-color: var(--bg-secondary);
    border-radius: 0;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-glass);
    scroll-snap-align: start;
    cursor: pointer;
    box-shadow: var(--shadow-main);
    transition: var(--transition-smooth);
}

.gallery-card:hover {
    transform: translateY(-5px);
    border-color: var(--pencil-blue);
    box-shadow: var(--shadow-hover);
}

.gallery-img-wrapper {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #eee;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%);
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1), filter 0.4s ease;
}

.gallery-card:hover .gallery-img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.15) 60%, rgba(0, 0, 0, 0) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.75rem;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.gallery-card-title {
    font-size: 1.15rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
    color: #ffffff;
}

.gallery-card-action {
    font-size: 0.75rem;
    color: #ffffff;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transform: translateY(8px);
    transition: var(--transition-smooth);
}

.gallery-card:hover .gallery-card-action {
    transform: translateY(0);
}

/* Contact Section */
.contact-philosophy-block {
    margin-bottom: 4rem;
    max-width: 1100px;
    padding-bottom: 3rem;
    border-bottom: 1.5px solid #000000;
}

.contact-philosophy-text {
    font-family: var(--font-body);
    font-size: 2.3rem;
    font-weight: 300;
    line-height: 1.4;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin: 0;
}

.contact-philosophy-text .serif-brand {
    font-family: var(--font-body);
    font-size: inherit;
    font-weight: inherit;
    letter-spacing: inherit;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
}

.contact-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 2.5rem;
}

.contact-details {
    display: grid;
    gap: 1.75rem;
}

.contact-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.contact-icon {
    display: inline-flex;
    width: 1.45rem;
    height: 1.45rem;
    flex: 0 0 1.45rem;
    color: var(--text-primary);
    margin-top: 0.25rem;
}

.contact-icon-svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-form-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    padding: 3rem;
    border-radius: 0;
    box-shadow: var(--shadow-main);
}

.contact-actions-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-actions-title {
    margin: 0 0 1.5rem;
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    line-height: 1.1;
}

.contact-actions {
    display: grid;
    gap: 0.75rem;
}

.contact-actions .btn {
    text-align: center;
}

.contact-actions-note {
    margin: 1rem 0 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.contact-item a,
.footer-legal a {
    color: inherit;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
}

.footer-legal a:hover,
.footer-legal a:focus-visible,
.legal-document a:hover,
.legal-document a:focus-visible {
    color: var(--pencil-blue);
}

.footer-legal {
    display: grid;
    gap: 0.35rem;
    text-align: center;
}

.legal-page {
    min-height: 100vh;
    padding: 3rem 1.25rem 5rem;
    background: var(--bg-color);
    color: var(--text-primary);
}

.legal-document {
    width: min(760px, 100%);
    margin: 0 auto;
}

.legal-back {
    display: inline-block;
    margin-bottom: 3rem;
    color: inherit;
}

.legal-document h1 {
    margin-bottom: 0.75rem;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: clamp(2rem, 6vw, 4rem);
    line-height: 1;
}

.legal-updated {
    margin-bottom: 3rem;
    color: var(--text-secondary);
}

.legal-document section + section {
    margin-top: 2rem;
}

.legal-document h2 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.legal-document p,
.legal-document li {
    line-height: 1.65;
}

.legal-document ul {
    padding-left: 1.25rem;
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: grid;
    gap: 0.4rem;
}

.form-group label {
    font-family: var(--font-body);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    background-color: #ffffff;
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 0.85rem;
    border-radius: 0;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-quick);
    width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border: 1px solid var(--border-glass);
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    opacity: 0;
    transform: scale(0.97);
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.lightbox.active .lightbox-img {
    opacity: 1;
    transform: scale(1);
}

.lightbox-caption {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 1.25rem;
    color: var(--text-primary);
    text-align: center;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: #000000;
    cursor: pointer;
    transition: var(--transition-quick);
}

.lightbox-close {
    top: 2rem;
    right: 2rem;
    font-size: 2.2rem;
}

.lightbox-close:hover {
    opacity: 0.6;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    -webkit-appearance: none;
    appearance: none;
    mix-blend-mode: multiply;
}

.lightbox-prev {
    left: 2rem;
}

.lightbox-next {
    right: 2rem;
}

/* Clear tactile feedback for every interactive control. */
.nav-link:active,
.contact-item a:active,
.footer-legal a:active,
.legal-document a:active {
    color: var(--pencil-blue);
}

.menu-toggle:active,
.lightbox-close:active,
.lightbox-prev:active,
.lightbox-next:active,
.social-link:active {
    color: var(--pencil-blue);
    opacity: 1;
}

.menu-toggle:active,
.social-link:active {
    transform: scale(0.94);
}

.btn:active,
.tab-btn:active {
    color: #ffffff;
    background-color: var(--pencil-blue);
    border-color: var(--pencil-blue);
    transform: translateY(1px);
}

.gallery-card:active {
    outline: 2px solid var(--pencil-blue);
    outline-offset: -2px;
    transform: scale(0.995);
}

.lightbox-prev:active .pencil-arrow,
.lightbox-next:active .pencil-arrow {
    filter: brightness(0) saturate(100%) invert(22%) sepia(100%) saturate(6947%) hue-rotate(229deg) brightness(96%) contrast(117%);
}

@media (hover: hover) and (pointer: fine) {
    .btn:hover,
    .tab-btn:hover {
        color: #ffffff;
        background-color: var(--pencil-blue);
        border-color: var(--pencil-blue);
        transform: translateY(-2px);
    }

    .nav-link:hover,
    .contact-item a:hover,
    .footer-legal a:hover,
    .legal-document a:hover,
    .legal-back:hover {
        color: var(--pencil-blue);
    }

    .menu-toggle:hover,
    .lightbox-close:hover,
    .lightbox-prev:hover,
    .lightbox-next:hover,
    .social-link:hover {
        color: var(--pencil-blue);
        opacity: 1;
    }

    .lightbox-prev:hover .pencil-arrow,
    .lightbox-next:hover .pencil-arrow {
        filter: brightness(0) saturate(100%) invert(22%) sepia(100%) saturate(6947%) hue-rotate(229deg) brightness(96%) contrast(117%);
    }

    .gallery-card:hover {
        border-color: var(--pencil-blue);
        outline: 1px solid var(--pencil-blue);
        outline-offset: -1px;
    }
}

/* Footer */
.footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--border-glass);
    background-color: var(--bg-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-logo {
    display: inline-flex;
    flex: 0 0 auto;
}

.footer-logo img {
    display: block;
    width: 7rem;
    height: auto;
}

.footer-socials {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 0 0 auto;
}

.footer-social-block {
    display: grid;
    justify-items: end;
    gap: 0.5rem;
    max-width: 22rem;
}

.meta-disclaimer {
    margin: 0;
    font-size: 0.65rem;
    line-height: 1.35;
    text-align: right;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    color: var(--text-primary);
    transition:
        color 0.4s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.social-link svg {
    width: 1.35rem;
    height: 1.35rem;
    fill: currentColor;
}

.social-link svg rect,
.social-link svg circle:not(.social-icon-dot) {
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
}

.social-link:hover,
.social-link:focus-visible {
    color: var(--pencil-blue);
    transform: translateY(-2px);
}

.social-link:focus-visible {
    outline: 1px solid currentColor;
    outline-offset: 4px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero-main-title {
        font-size: 2.8rem;
        margin-bottom: 2rem;
    }
    
    .serif-brand {
        font-size: 3rem;
    }
    
    .contact-philosophy-block {
        margin-bottom: 3rem;
        padding-bottom: 2.5rem;
    }
    
    .contact-philosophy-text {
        font-size: 1.8rem;
    }
    
    .hero-bottom-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    
    .hero-text-side {
        height: auto;
    }
    
    .hero-services-section {
        height: auto;
    }
    
    .hero-services-list {
        grid-template-rows: auto auto;
        height: auto;
    }
    
    .feature-item {
        height: auto;
    }
    
    .hero-collage-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        height: auto;
    }
    
    .collage-item {
        height: 200px;
    }
    
    .item-large {
        grid-row: auto;
        height: 200px;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    
    .project-meta-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .scroll-down-hint {
        display: none;
    }

    .hero-container-layout {
        display: flex;
        flex-direction: column;
    }

    .hero-bottom-grid {
        display: contents;
    }

    .hero-illustration-side {
        order: 1;
        margin-bottom: 3rem;
    }

    .hero-top-header {
        order: 2;
        margin-bottom: 1.5rem;
    }

    .hero-text-side {
        order: 3;
    }
    
    .hero-main-title {
        font-size: 2.2rem;
        margin-bottom: 1.5rem;
    }
    
    .serif-brand {
        font-size: 2.4rem;
    }
    
    .contact-philosophy-block {
        margin-bottom: 2.5rem;
        padding-bottom: 2rem;
    }
    
    .contact-philosophy-text {
        font-size: 1.4rem;
    }
    
    .hero-collage-grid {
        grid-template-columns: 1fr;
    }
    
    .item-large, .item-small-1, .item-small-2 {
        height: 220px;
        grid-row: auto;
    }
    
    .section {
        padding: 4.5rem 0;
    }
    
    .header-container {
        padding: 1.25rem 1.5rem;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #ffffff;
        border-bottom: 1px solid var(--border-glass);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-link {
        padding: 1rem 2rem;
        width: 100%;
        border-bottom: 1px solid rgba(0,0,0,0.02);
    }
    
    .menu-toggle {
        display: block;
    }
    
    .gallery-card {
        flex: 0 0 300px;
        height: 200px;
    }
    
    .contact-form-container {
        padding: 2rem;
    }
    
    .lightbox-prev,
    .lightbox-next {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 3rem;
        height: 3rem;
        margin: 0;
        z-index: 2;
        background: transparent;
        border: 0;
        box-shadow: none;
        -webkit-appearance: none;
        appearance: none;
        mix-blend-mode: multiply;
    }

    .lightbox-prev {
        left: 0.5rem;
    }

    .lightbox-next {
        right: 0.5rem;
    }
    
    .lightbox-content {
        width: calc(100% - 5rem);
        max-width: calc(100% - 5rem);
        max-height: calc(100dvh - 8rem);
        justify-content: center;
    }

    .lightbox-img {
        width: auto;
        height: auto;
        max-width: 100%;
        max-height: calc(100dvh - 12rem);
        object-fit: contain;
    }

    .lightbox-caption {
        width: 100%;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-social-block {
        justify-items: center;
    }

    .meta-disclaimer {
        text-align: center;
    }
}