:root {
    --black: #0a0a0a;
    --black-soft: #141414;
    --white: #ffffff;
    --grey: #2a2a2a;
    --grey-light: #e8e8e8;
    --grey-muted: #888888;
    --gold: #C5A059;
    --gold-dark: #a88645;
    --gold-light: rgba(197, 160, 89, 0.15);
    --text: #1a1a1a;
    --text-muted: #666666;
    --border-gold: rgba(197, 160, 89, 0.55);
    --font-serif: 'Cormorant Garamond', 'Times New Roman', serif;
    --font-sans: 'Montserrat', system-ui, sans-serif;
    --container: 1180px;
    --header-h: 72px;
    --radius: 2px;
    --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--white);
    line-height: 1.65;
    overflow-x: clip;
}

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

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

ul { list-style: none; }

button, input, select, textarea {
    font: inherit;
    color: inherit;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    width: min(100% - 2rem, var(--container));
    margin-inline: auto;
}

.section {
    padding: clamp(3.5rem, 7vw, 5.5rem) 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--black);
    margin-bottom: 2rem;
}

.section-title--light { color: var(--white); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.6rem;
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s;
}

.btn-gold {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
}

.btn-gold:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
}

.btn-outline-gold {
    color: var(--gold);
    border-color: var(--gold);
}

.btn-outline-gold:hover {
    background: var(--gold-light);
}

.btn-block { width: 100%; }

.btn-lg { padding: 1rem 2rem; font-size: 0.78rem; }

/* Header */
.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 200;
    background: var(--black);
}

.header-lines {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold) 20%, var(--gold) 80%, transparent);
    opacity: 0.85;
}

.header-lines--bottom {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
}

.header-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    min-height: var(--header-h);
    gap: 1rem;
}

.logo-monogram {
    justify-self: center;
    display: grid;
    place-items: center;
    width: 52px;
    height: 52px;
    border: 1px solid var(--gold);
    transition: background var(--transition), transform var(--transition);
}

.logo-monogram:hover {
    background: var(--gold-light);
    transform: scale(1.03);
}

.monogram-mark {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--gold);
}

.main-nav ul {
    display: flex;
    gap: clamp(0.5rem, 2vw, 1.75rem);
}

.main-nav--left ul { justify-content: flex-end; }

.main-nav--right ul { justify-content: flex-start; }

.main-nav a {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: rgba(255, 255, 255, 0.72);
    padding: 0.35rem 0;
    position: relative;
    transition: color var(--transition);
}

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

.main-nav a:hover,
.main-nav a.active {
    color: var(--gold);
}

.main-nav a.active::after,
.main-nav a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid rgba(197, 160, 89, 0.35);
    cursor: pointer;
    justify-self: end;
    grid-column: 3;
}

.menu-toggle span {
    display: block;
    width: 18px;
    height: 1px;
    margin-inline: auto;
    background: var(--gold);
    transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.mobile-nav {
    background: var(--black-soft);
    border-top: 1px solid var(--border-gold);
    padding: 1rem 0 1.25rem;
}

.mobile-nav[hidden] { display: none; }

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.mobile-nav a {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.85);
}

.mobile-nav a:hover { color: var(--gold); }

/* Hero */
.hero {
    margin-top: var(--header-h);
    background: var(--black);
    color: var(--white);
    padding: clamp(2rem, 4vw, 3rem) 0 clamp(2.5rem, 5vw, 4rem);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(220px, 0.55fr);
    gap: clamp(1.25rem, 3vw, 2rem);
    align-items: stretch;
}

.hero-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    gap: clamp(1rem, 2.5vw, 1.75rem);
    align-items: end;
}

.hero-photo-wrap {
    position: relative;
    overflow: hidden;
}

.hero-photo {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    filter: grayscale(100%);
}

.hero-content {
    padding-bottom: clamp(0.5rem, 2vw, 1.5rem);
}

.hero-content h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: 0.06em;
    color: var(--gold);
    margin-bottom: 1.25rem;
}

.hero-lead {
    font-size: clamp(0.88rem, 1.5vw, 0.98rem);
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 1.75rem;
    max-width: 34ch;
}

.hero-side-grid {
    display: grid;
    grid-template-rows: repeat(3, 1fr);
    gap: 0.65rem;
    min-height: 100%;
}

.hero-side-item {
    overflow: hidden;
    border: 1px solid rgba(197, 160, 89, 0.25);
}

.hero-side-item img {
    width: 100%;
    height: 100%;
    min-height: 120px;
    object-fit: cover;
    filter: grayscale(100%);
    transition: transform 0.45s ease, filter var(--transition);
}

.hero-side-item:hover img {
    transform: scale(1.04);
    filter: grayscale(70%);
}

/* Services */
.services-section {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}

.service-card {
    background: var(--black);
    color: var(--white);
    overflow: hidden;
    border: 1px solid rgba(197, 160, 89, 0.2);
    transition: transform var(--transition), border-color var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--gold);
}

.service-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter var(--transition);
}

.service-card:hover .service-image img {
    filter: grayscale(60%);
}

.service-body {
    padding: 1.35rem 1.25rem 1.5rem;
}

.service-body h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--gold);
    margin-bottom: 0.65rem;
}

.service-body p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 1rem;
    min-height: 3.6em;
}

.service-link {
    background: none;
    border: none;
    padding: 0;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    cursor: pointer;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition);
}

.service-link:hover { border-bottom-color: var(--gold); }

/* Portfolio */
.portfolio-section {
    background: var(--grey-light);
}

.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.55rem 1rem;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    background: transparent;
    border: 1px solid rgba(10, 10, 10, 0.15);
    color: var(--text-muted);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--black);
    color: var(--gold);
    border-color: var(--black);
}

.portfolio-masonry {
    columns: 3;
    column-gap: 1rem;
}

.portfolio-item {
    position: relative;
    display: block;
    width: 100%;
    margin-bottom: 1rem;
    break-inside: avoid;
    padding: 0;
    border: none;
    background: none;
    cursor: zoom-in;
    overflow: hidden;
}

.portfolio-item img {
    width: 100%;
    filter: grayscale(100%);
    transition: transform 0.4s ease, filter var(--transition);
}

.portfolio-item:hover img {
    transform: scale(1.03);
    filter: grayscale(40%);
}

.portfolio-item.is-hidden { display: none; }

.portfolio-overlay {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(10, 10, 10, 0.35);
    color: var(--gold);
    opacity: 0;
    transition: opacity var(--transition);
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

/* Pricing */
.pricing-section { background: var(--black); }

.pricing-box {
    background: var(--grey);
    border: 1px solid var(--gold);
    padding: clamp(2rem, 4vw, 3rem);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.pricing-card {
    background: rgba(10, 10, 10, 0.45);
    border: 1px solid rgba(197, 160, 89, 0.25);
    padding: 1.75rem 1.35rem;
    text-align: center;
    color: var(--white);
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), transform var(--transition);
}

.pricing-card:hover { border-color: var(--gold); }

.pricing-card--featured {
    border-color: var(--gold);
    transform: scale(1.02);
    background: rgba(10, 10, 10, 0.65);
}

.pricing-num {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin: 0 auto 1rem;
    border: 1px solid var(--gold);
    border-radius: 50%;
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--gold);
}

.pricing-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.35rem;
}

.pricing-duration {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 0.85rem;
}

.pricing-price {
    font-family: var(--font-serif);
    font-size: 1.65rem;
    color: var(--gold);
    margin-bottom: 1.25rem;
}

.pricing-features {
    text-align: left;
    margin-bottom: 1.5rem;
    flex: 1;
}

.pricing-features li {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.72);
    padding: 0.35rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.pricing-features li:last-child { border-bottom: none; }

/* About */
.about-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.about-visual {
    position: relative;
    max-width: 460px;
}

.about-frame {
    position: absolute;
    inset: 18px -18px -18px 18px;
    border: 1px solid var(--gold);
    pointer-events: none;
    z-index: 0;
}

.about-photo {
    position: relative;
    z-index: 1;
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    filter: grayscale(20%);
}

.about-content p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.about-signature {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-style: italic;
    color: var(--gold);
    margin: 1.5rem 0 1.75rem;
}

/* CTA strip */
.cta-strip {
    background: var(--black);
    color: var(--white);
    padding: 2.5rem 0;
    border-top: 1px solid var(--border-gold);
    border-bottom: 1px solid var(--border-gold);
}

.cta-strip-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cta-strip h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: 0.06em;
    margin-bottom: 0.35rem;
}

.cta-strip p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Footer */
.site-footer {
    background: var(--black);
    color: rgba(255, 255, 255, 0.78);
    padding: 3rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding-bottom: 2rem;
}

.footer-col h4 {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: var(--gold);
    margin-bottom: 1rem;
}

.footer-col p,
.footer-col li {
    font-size: 0.82rem;
    margin-bottom: 0.45rem;
}

.footer-col a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: color var(--transition);
}

.footer-col a:hover { color: var(--gold); }

.footer-col ul li { margin-bottom: 0.5rem; }

.footer-requisites {
    margin-top: 1.25rem;
    font-size: 0.72rem !important;
    opacity: 0.55;
    line-height: 1.5;
}

.social-row {
    display: flex;
    gap: 0.65rem;
    margin-top: 1rem;
}

.social-row a {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(197, 160, 89, 0.35);
    color: var(--gold);
    transition: background var(--transition), border-color var(--transition);
}

.social-row a:hover {
    background: var(--gold-light);
    border-color: var(--gold);
}

.footer-bottom {
    border-top: 1px solid rgba(197, 160, 89, 0.2);
    padding: 1rem 0;
}

.footer-bottom p {
    font-size: 0.72rem;
    text-align: center;
    opacity: 0.5;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 500;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.modal[hidden] { display: none; }

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
}

.modal-dialog {
    position: relative;
    width: min(480px, 100%);
    max-height: 90vh;
    overflow-y: auto;
    background: var(--white);
    border: 1px solid var(--gold);
    padding: 2rem 1.75rem 1.75rem;
}

.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: grid;
    place-items: center;
}

.modal-close:hover { color: var(--gold); }

.modal-dialog h2 {
    font-family: var(--font-serif);
    font-size: 1.65rem;
    letter-spacing: 0.06em;
    margin-bottom: 0.5rem;
}

.modal-lead {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.contact-form label {
    display: block;
    margin-bottom: 0.85rem;
}

.contact-form label span {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    margin-bottom: 0.3rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 0.7rem 0.75rem;
    border: 1px solid rgba(10, 10, 10, 0.12);
    background: var(--grey-light);
    transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--gold);
}

.contact-form textarea { resize: vertical; min-height: 88px; }

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 600;
    display: grid;
    place-items: center;
    background: rgba(0, 0, 0, 0.92);
    padding: 1rem;
}

.lightbox[hidden] { display: none; }

.lightbox-figure {
    max-width: min(920px, 92vw);
    max-height: 85vh;
    margin: 0;
}

.lightbox-figure img {
    max-height: 78vh;
    width: auto;
    margin-inline: auto;
    filter: grayscale(100%);
}

.lightbox-figure figcaption {
    text-align: center;
    color: var(--gold);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    letter-spacing: 0.08em;
    margin-top: 0.75rem;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--gold);
    cursor: pointer;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(197, 160, 89, 0.12);
    border: 1px solid var(--border-gold);
    color: var(--gold);
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background var(--transition);
}

.lightbox-nav:hover { background: rgba(197, 160, 89, 0.25); }

.lightbox-prev { left: 1rem; }

.lightbox-next { right: 1rem; }

/* Toast */
.toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    background: var(--black);
    color: var(--white);
    border: 1px solid var(--gold);
    padding: 0.85rem 1.35rem;
    font-size: 0.85rem;
    z-index: 700;
    opacity: 0;
    transition: transform 0.3s, opacity 0.3s;
    max-width: min(90vw, 420px);
    text-align: center;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-side-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto;
    }

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

    .pricing-card--featured {
        transform: none;
    }

    .portfolio-masonry {
        columns: 2;
    }
}

@media (max-width: 900px) {
    .header-inner {
        grid-template-columns: 1fr auto;
    }

    .main-nav--left,
    .main-nav--right {
        display: none;
    }

    .logo-monogram {
        grid-column: 1;
        justify-self: start;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-main {
        grid-template-columns: 1fr;
    }

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

    .about-visual {
        margin-inline: auto;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

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

    .portfolio-masonry {
        columns: 1;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
    }

    .lightbox-prev { left: 0.35rem; }

    .lightbox-next { right: 0.35rem; }
}