/* ============================================
   ZAKŁAD OPTYCZNY ŚWIDER — LUXURY DESIGN SYSTEM
   ============================================ */

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

:root {
    /* Color palette */
    --navy: #07141F;
    --graphite: #101820;
    --ivory: #F4F0E8;
    --white: #FFFFFF;
    --gold: #C7A66A;
    --gold-light: #D4BC85;
    --glass-blue: #9ED7E5;
    --text-muted: #AAB3BA;
    --text-dark: #2A3540;
    --text-light: #F4F0E8;
    --border-gold: rgba(199, 166, 106, 0.3);
    --border-light: rgba(255, 255, 255, 0.08);
    --border-dark: rgba(255, 255, 255, 0.12);
    --bg-dark: #07141F;
    --bg-dark-2: #0C1B28;
    --bg-light: #F4F0E8;
    --bg-white: #FFFFFF;

    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing (8px system) */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-7: 64px;
    --space-8: 80px;
    --space-9: 96px;
    --space-10: 128px;

    /* Transitions */
    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --transition: 0.4s var(--ease);
    --transition-slow: 0.7s var(--ease-out);

    /* Layout */
    --container: 1280px;
    --container-narrow: 800px;
    --header-h: 80px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

ul { list-style: none; }

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--gold);
    color: var(--navy);
    padding: var(--space-2) var(--space-3);
    z-index: 10000;
    font-weight: 600;
    border-radius: 0 0 var(--space-1) 0;
    transition: top var(--transition);
}
.skip-link:focus { top: 0; }

:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* --- Scroll Progress --- */
.scroll-progress {
    position: fixed;
    top: 0; left: 0;
    width: 0; height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    z-index: 9999;
    transition: width 0.1s linear;
}

/* --- Container --- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-4); }
.container--narrow { max-width: var(--container-narrow); }

/* --- Section --- */
.section { padding: var(--space-10) 0; position: relative; }
.section--dark { background: var(--bg-dark); color: var(--text-light); }
.section--dark .section__title { color: var(--white); }

.section__header { text-align: center; max-width: 700px; margin: 0 auto var(--space-8); }
.section__eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-2);
}
.section__title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-3);
}
.section__subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.6;
}
.section--dark .section__subtitle { color: var(--text-muted); }
.section__cta { text-align: center; margin-top: var(--space-7); }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 2px;
    transition: all var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
}
.btn--gold {
    background: var(--gold);
    color: var(--navy);
    border-color: var(--gold);
}
.btn--gold:hover {
    background: var(--gold-light);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(199, 166, 106, 0.3);
}
.btn--ghost {
    background: transparent;
    color: var(--text-light);
    border-color: var(--border-dark);
}
.btn--ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(199, 166, 106, 0.05);
}
.section:not(.section--dark) .btn--ghost {
    color: var(--text-dark);
    border-color: rgba(42, 53, 64, 0.2);
}
.section:not(.section--dark) .btn--ghost:hover {
    color: var(--gold);
    border-color: var(--gold);
}
.btn--large { padding: var(--space-3) var(--space-5); font-size: 1rem; }
.btn--small { padding: var(--space-1) var(--space-3); font-size: 0.85rem; }

/* --- Header --- */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-h);
    display: flex;
    align-items: center;
    transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
    background: transparent;
}
.header.is-scrolled {
    background: rgba(7, 20, 31, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 var(--border-light), 0 4px 24px rgba(0,0,0,0.2);
}
.header__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--space-4);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}
.header__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}
.header__logo img { width: 48px; height: 48px; object-fit: contain; }
.header__logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.header__logo-name {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--white);
}
.header__logo-sub {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.header__nav { flex: 1; display: flex; justify-content: center; }
.header__menu { display: flex; gap: var(--space-4); }
.header__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
    position: relative;
    padding: var(--space-1) 0;
    transition: color var(--transition);
}
.header__link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 1px;
    background: var(--gold);
    transition: width var(--transition);
}
.header__link:hover, .header__link.is-active { color: var(--white); }
.header__link:hover::after, .header__link.is-active::after { width: 100%; }
.header__cta { flex-shrink: 0; }

.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-1);
    z-index: 1001;
}
.header__burger span {
    display: block;
    width: 28px; height: 2px;
    background: var(--white);
    transition: all var(--transition);
    border-radius: 2px;
}
.header__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger.is-open span:nth-child(2) { opacity: 0; }
.header__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--navy);
}
.hero__canvas, .hero__fallback {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
}
.hero__fallback {
    background: radial-gradient(ellipse at 70% 50%, rgba(199,166,106,0.12), transparent 60%),
                radial-gradient(ellipse at 20% 80%, rgba(158,215,229,0.08), transparent 50%),
                linear-gradient(135deg, #07141F, #0C1B28);
}
.hero__overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(7,20,31,0.5) 0%, rgba(7,20,31,0.3) 50%, rgba(7,20,31,0.8) 100%);
    z-index: 1;
}
.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: var(--space-10) var(--space-4);
    color: var(--white);
}
.hero__eyebrow {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-3);
}
.hero__title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 8vw, 6rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}
.hero__desc {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    color: rgba(255,255,255,0.85);
    max-width: 600px;
    margin: 0 auto var(--space-5);
}
.hero__cta-group {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-7);
}
.hero__trust {
    display: flex;
    gap: var(--space-5);
    justify-content: center;
    flex-wrap: wrap;
}
.hero__trust li {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
}
.hero__trust-icon { width: 24px; height: 24px; color: var(--gold); flex-shrink: 0; }

.hero__scroll {
    position: absolute;
    bottom: var(--space-5);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    color: rgba(255,255,255,0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: floatScroll 2.5s ease-in-out infinite;
}
.hero__scroll svg { width: 20px; height: 20px; }

@keyframes floatScroll {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* --- About --- */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: var(--space-8);
    align-items: center;
}
.about__image-wrap {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
}
.about__image {
    width: 100%;
    height: auto;
    object-fit: cover;
    filter: grayscale(15%) contrast(1.05);
    transition: filter var(--transition-slow), transform var(--transition-slow);
}
.about__image-wrap:hover .about__image {
    filter: grayscale(0%) contrast(1.1);
    transform: scale(1.02);
}
.about__badge {
    position: absolute;
    bottom: var(--space-4);
    right: var(--space-4);
    background: rgba(7,20,31,0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-gold);
    padding: var(--space-3) var(--space-4);
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--white);
}
.about__badge-num {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 600;
    color: var(--gold);
    line-height: 1;
}
.about__badge-label {
    font-size: 0.8rem;
    line-height: 1.3;
    color: var(--text-muted);
}
.about__lead {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: var(--space-3);
}
.about__features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
    margin: var(--space-4) 0;
}
.about__features li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.95rem;
    font-weight: 500;
}
.about__features svg { width: 24px; height: 24px; color: var(--gold); flex-shrink: 0; }

.timeline { margin-top: var(--space-5); border-left: 1px solid var(--border-gold); padding-left: var(--space-4); }
.timeline__item { margin-bottom: var(--space-3); position: relative; }
.timeline__item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-4) - 4px);
    top: 6px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--gold);
}
.timeline__year {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 2px;
}
.timeline__text { font-size: 0.9rem; color: var(--text-muted); }

/* --- Offer --- */
.offer__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}
.offer-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    transform-style: preserve-3d;
    will-change: transform;
}
.offer-card:hover {
    border-color: var(--border-gold);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.offer-card__image {
    position: relative;
    aspect-ratio: 3/2;
    overflow: hidden;
}
.offer-card__image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.offer-card:hover .offer-card__image img { transform: scale(1.08); }
.offer-card__shine {
    position: absolute;
    top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.8s var(--ease);
    pointer-events: none;
}
.offer-card:hover .offer-card__shine { left: 120%; }
.offer-card__body { padding: var(--space-4); }
.offer-card__icon { width: 40px; height: 40px; color: var(--gold); margin-bottom: var(--space-2); }
.offer-card__body h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--space-2);
    color: var(--white);
}
.offer-card__body p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--space-3);
    line-height: 1.6;
}
.offer-card__btn {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gold);
    padding: 0;
    border-bottom: 1px solid var(--border-gold);
    padding-bottom: 2px;
    transition: all var(--transition);
}
.offer-card__btn:hover { color: var(--gold-light); border-color: var(--gold-light); }

/* --- Configurator --- */
.configurator__box {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 8px;
    padding: var(--space-6);
    box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}
.configurator__progress {
    height: 3px;
    background: rgba(199,166,106,0.15);
    border-radius: 2px;
    margin-bottom: var(--space-5);
    overflow: hidden;
}
.configurator__progress-bar {
    height: 100%;
    width: 25%;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 2px;
    transition: width var(--transition);
}
.config-step { display: none; animation: fadeIn 0.5s var(--ease-out); }
.config-step.is-active { display: block; }
.config-step__title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 500;
    margin-bottom: var(--space-4);
    color: var(--text-dark);
}
.config-step__options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-2);
}
.config-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 2px solid rgba(42,53,64,0.1);
    border-radius: 6px;
    transition: all var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
}
.config-option:hover {
    border-color: var(--gold);
    background: rgba(199,166,106,0.05);
    transform: translateY(-2px);
}
.config-option.is-selected {
    border-color: var(--gold);
    background: rgba(199,166,106,0.1);
}
.config-option svg { width: 40px; height: 40px; color: var(--gold); }
.config-option__swatch {
    width: 40px; height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.config-result { text-align: center; }
.config-result__icon { width: 64px; height: 64px; color: var(--gold); margin: 0 auto var(--space-3); }
.config-result__title { font-family: var(--font-serif); font-size: 2rem; font-weight: 500; margin-bottom: var(--space-2); color: var(--text-dark); }
.config-result__text { color: var(--text-muted); margin-bottom: var(--space-3); max-width: 500px; margin-left: auto; margin-right: auto; }
.config-result__summary {
    background: rgba(199,166,106,0.08);
    border: 1px solid var(--border-gold);
    border-radius: 4px;
    padding: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: 0.9rem;
    color: var(--text-dark);
}
.config-result__reset { margin-top: var(--space-2); }

.configurator__nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-5);
}
.configurator__count { font-size: 0.85rem; color: var(--text-muted); }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* --- Face Shapes --- */
.face-shapes__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}
.face-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    transition: all var(--transition);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
}
.face-card:hover, .face-card.is-active {
    border-color: var(--gold);
    background: rgba(199,166,106,0.08);
    transform: translateY(-4px);
}
.face-card__icon { width: 80px; height: 100px; color: var(--gold); }
.face-card__icon svg { width: 100%; height: 100%; }

.face-result {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    padding: var(--space-6);
    text-align: center;
    animation: fadeIn 0.5s var(--ease-out);
}
.face-result__title { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 500; margin-bottom: var(--space-2); color: var(--white); }
.face-result__text { color: var(--text-muted); margin-bottom: var(--space-3); line-height: 1.7; }
.face-result__note {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: var(--space-2) var(--space-3);
    background: rgba(199,166,106,0.05);
    border-radius: 4px;
    margin-bottom: var(--space-3);
}

/* --- NFZ --- */
.nfz__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    align-items: start;
}
.nfz__step {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(42,53,64,0.08);
}
.nfz__step:last-child { border-bottom: none; }
.nfz__step-num {
    flex-shrink: 0;
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--gold);
    color: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}
.nfz__step h3 { font-family: var(--font-serif); font-size: 1.2rem; font-weight: 500; margin-bottom: var(--space-1); }
.nfz__step p { font-size: 0.9rem; color: var(--text-muted); }

.nfz__info {
    background: var(--white);
    border-radius: 8px;
    padding: var(--space-5);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}
.nfz__info h3 { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 500; margin-bottom: var(--space-3); color: var(--text-dark); }
.nfz__faq { margin-bottom: var(--space-3); }
.nfz__notice {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: rgba(199,166,106,0.08);
    border-radius: 4px;
    margin-bottom: var(--space-4);
    font-size: 0.85rem;
    color: var(--text-dark);
}
.nfz__notice svg { width: 20px; height: 20px; color: var(--gold); flex-shrink: 0; margin-top: 2px; }

/* --- FAQ (shared) --- */
.faq-item {
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: var(--space-2) 0;
}
.section:not(.section--dark) .faq-item { border-bottom: 1px solid rgba(42,53,64,0.08); }
.faq-item summary {
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    padding: var(--space-2) 0;
    list-style: none;
    position: relative;
    padding-right: var(--space-5);
    transition: color var(--transition);
}
.faq-item summary:hover { color: var(--gold); }
.faq-item summary::-webkit-list-marker { display: none; }
.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.3rem;
    color: var(--gold);
    transition: transform var(--transition);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { padding: 0 0 var(--space-2); color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; }
.section--dark .faq-item summary { color: var(--white); }
.section--dark .faq-item p { color: var(--text-muted); }

/* --- Gallery --- */
.gallery__filters {
    display: flex;
    gap: var(--space-1);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-5);
}
.gallery__filter {
    padding: var(--space-1) var(--space-3);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid transparent;
    border-radius: 20px;
    transition: all var(--transition);
}
.gallery__filter:hover { color: var(--white); border-color: var(--border-dark); }
.gallery__filter.is-active {
    color: var(--navy);
    background: var(--gold);
    border-color: var(--gold);
}
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
}
.gallery__item {
    position: relative;
    aspect-ratio: 3/2;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    transition: opacity var(--transition), transform var(--transition);
}
.gallery__item.is-hidden { display: none; }
.gallery__item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.gallery__item:hover img { transform: scale(1.1); }
.gallery__item figcaption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: var(--space-3) var(--space-2) var(--space-2);
    background: linear-gradient(transparent, rgba(7,20,31,0.8));
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 500;
    opacity: 0;
    transition: opacity var(--transition);
}
.gallery__item:hover figcaption { opacity: 1; }

/* --- Lightbox --- */
.lightbox {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(7,20,31,0.95);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}
.lightbox[hidden] { display: none; }
.lightbox__figure { max-width: 90vw; max-height: 85vh; text-align: center; }
.lightbox__img { max-width: 90vw; max-height: 80vh; object-fit: contain; border-radius: 4px; }
.lightbox__caption { color: var(--text-muted); margin-top: var(--space-2); font-size: 0.9rem; }
.lightbox__close, .lightbox__prev, .lightbox__next {
    position: absolute;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    width: 48px; height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: background var(--transition);
}
.lightbox__close:hover, .lightbox__prev:hover, .lightbox__next:hover { background: var(--gold); color: var(--navy); }
.lightbox__close { top: var(--space-4); right: var(--space-4); }
.lightbox__prev { left: var(--space-4); top: 50%; transform: translateY(-50%); }
.lightbox__next { right: var(--space-4); top: 50%; transform: translateY(-50%); }

/* --- Tips --- */
.tips__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}
.tip-card {
    background: var(--white);
    border-radius: 6px;
    padding: var(--space-4);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid rgba(42,53,64,0.06);
}
.tip-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}
.tip-card__icon { width: 48px; height: 48px; color: var(--gold); margin-bottom: var(--space-2); }
.tip-card h3 { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 500; margin-bottom: var(--space-2); color: var(--text-dark); }
.tip-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: var(--space-2); }
.tip-card__link { font-size: 0.85rem; font-weight: 600; color: var(--gold); border-bottom: 1px solid var(--border-gold); padding-bottom: 2px; }

/* --- Locations --- */
.locations__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}
.location-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: transform var(--transition), box-shadow var(--transition);
}
.location-card:hover { transform: translateY(-4px); box-shadow: 0 16px 50px rgba(0,0,0,0.12); }
.location-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: var(--navy);
    color: var(--white);
}
.location-card__header svg { width: 28px; height: 28px; color: var(--gold); }
.location-card__header h3 { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 500; }
.location-card__body { padding: var(--space-4); }
.location-card__address { font-size: 1rem; margin-bottom: var(--space-3); line-height: 1.5; }
.location-card__hours { margin-bottom: var(--space-3); }
.location-card__hours h4 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gold); margin-bottom: var(--space-1); }
.location-card__hours p { font-size: 0.9rem; color: var(--text-muted); }
.location-card__phone { margin-bottom: var(--space-3); }
.location-card__phone a { font-size: 1.1rem; font-weight: 600; color: var(--text-dark); }
.location-card__phone a:hover { color: var(--gold); }
.location-card__actions { display: flex; gap: var(--space-2); margin-bottom: var(--space-3); }

.location-card__map { border-radius: 6px; overflow: hidden; aspect-ratio: 16/9; position: relative; background: var(--bg-dark); }
.location-card__map-btn {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    padding: var(--space-2) var(--space-4);
    background: var(--gold);
    color: var(--navy);
    font-weight: 600;
    border-radius: 4px;
    transition: all var(--transition);
}
.location-card__map-btn:hover { background: var(--gold-light); }
.location-card__map-placeholder {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    color: var(--text-muted);
    font-size: 0.85rem;
}
.location-card__map-placeholder svg { width: 40px; height: 40px; color: var(--gold); opacity: 0.5; }
.location-card__map iframe { width: 100%; height: 100%; border: 0; }

/* --- Contact --- */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-6);
    align-items: start;
}
.contact__info { display: flex; flex-direction: column; gap: var(--space-4); }
.contact__info-item {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
}
.contact__info-item svg { width: 28px; height: 28px; color: var(--gold); flex-shrink: 0; margin-top: 2px; }
.contact__info-item h4 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gold); margin-bottom: var(--space-1); }
.contact__info-item a, .contact__info-item p { font-size: 1rem; color: var(--text-light); line-height: 1.5; }
.contact__info-item a:hover { color: var(--gold); }

.contact__form {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: var(--space-5);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); margin-bottom: var(--space-3); }
.form-group { margin-bottom: var(--space-3); }
.form-group--check { display: flex; align-items: flex-start; gap: var(--space-2); }
.form-group--check input { margin-top: 4px; flex-shrink: 0; }
.form-group--check label { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }
.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--space-1);
    color: var(--text-light);
}
.req { color: var(--gold); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: border-color var(--transition), background var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: rgba(255,255,255,0.08);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group select option { background: var(--navy); color: var(--white); }
.form-group textarea { resize: vertical; }
.form-error {
    display: block;
    font-size: 0.8rem;
    color: #E57373;
    margin-top: var(--space-1);
    min-height: 1em;
}
.form-group input.is-invalid, .form-group select.is-invalid, .form-group textarea.is-invalid {
    border-color: #E57373;
}
.form-honeypot {
    position: absolute;
    left: -9999px;
    top: -9999px;
    width: 1px; height: 1px;
    overflow: hidden;
}
.form-status {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border-radius: 4px;
    text-align: center;
    font-weight: 600;
}
.form-status.is-success { background: rgba(100,200,100,0.15); color: #8BC34A; border: 1px solid rgba(100,200,100,0.3); }
.form-status.is-error { background: rgba(229,115,115,0.15); color: #E57373; border: 1px solid rgba(229,115,115,0.3); }
.form-note { margin-top: var(--space-2); font-size: 0.78rem; color: var(--text-muted); text-align: center; }

/* --- Help Banner --- */
.help-banner {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    z-index: 900;
    background: var(--navy);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    transform: translateY(120%);
    transition: transform var(--transition-slow);
    max-width: 360px;
}
.help-banner.is-visible { transform: translateY(0); }
.help-banner p { font-size: 0.85rem; color: var(--white); flex: 1; }
.help-banner__close {
    position: absolute;
    top: 4px; right: 8px;
    color: var(--text-muted);
    font-size: 1.2rem;
    line-height: 1;
    transition: color var(--transition);
}
.help-banner__close:hover { color: var(--white); }

/* --- Floating phone --- */
.float-phone {
    position: fixed;
    bottom: var(--space-4);
    left: var(--space-4);
    z-index: 900;
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--gold);
    color: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(199,166,106,0.4);
    transition: transform var(--transition), box-shadow var(--transition);
    animation: pulseGold 2.5s ease-in-out infinite;
}
.float-phone:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(199,166,106,0.6); }
.float-phone svg { width: 24px; height: 24px; }

@keyframes pulseGold {
    0%, 100% { box-shadow: 0 6px 20px rgba(199,166,106,0.4); }
    50% { box-shadow: 0 6px 30px rgba(199,166,106,0.6), 0 0 0 8px rgba(199,166,106,0.1); }
}

/* --- Mobile bar --- */
.mobile-bar {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 900;
    background: rgba(7,20,31,0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-light);
    padding: var(--space-1);
}
.mobile-bar__btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: var(--space-1);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 500;
    transition: color var(--transition);
}
.mobile-bar__btn:hover { color: var(--gold); }
.mobile-bar__btn svg { width: 22px; height: 22px; color: var(--gold); }

/* --- Back to top --- */
.back-to-top {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    z-index: 900;
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--navy);
    border: 1px solid var(--border-gold);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--gold); color: var(--navy); transform: translateY(-4px); }
.back-to-top svg { width: 22px; height: 22px; }

/* --- Footer --- */
.footer { background: var(--navy); color: var(--text-muted); padding: var(--space-8) 0 var(--space-4); }
.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}
.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}
.footer__logo img { width: 40px; height: 40px; }
.footer__logo span { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; color: var(--white); letter-spacing: 0.05em; }
.footer__desc { font-size: 0.88rem; line-height: 1.7; margin-bottom: var(--space-2); }
.footer__cech { font-size: 0.82rem; color: var(--gold); font-style: italic; }
.footer__col h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--white);
    margin-bottom: var(--space-3);
}
.footer__col ul li { margin-bottom: var(--space-2); font-size: 0.88rem; }
.footer__col ul li a { color: var(--text-muted); transition: color var(--transition); }
.footer__col ul li a:hover { color: var(--gold); }
.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
    font-size: 0.82rem;
    flex-wrap: wrap;
    gap: var(--space-2);
}
.footer__legal { display: flex; gap: var(--space-4); }
.footer__legal a { color: var(--text-muted); }
.footer__legal a:hover { color: var(--gold); }

/* --- Modal --- */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 4000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}
.modal[hidden] { display: none; }
.modal__overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(7,20,31,0.85);
    backdrop-filter: blur(4px);
}
.modal__dialog {
    position: relative;
    max-width: 500px;
    margin: var(--space-4);
    background: var(--white);
    border-radius: 8px;
    padding: var(--space-6);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.modal__close {
    position: absolute;
    top: var(--space-2);
    right: var(--space-3);
    font-size: 1.8rem;
    color: var(--text-muted);
    line-height: 1;
    transition: color var(--transition);
}
.modal__close:hover { color: var(--text-dark); }
.modal__dialog h3 { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 500; margin-bottom: var(--space-3); color: var(--text-dark); }
.modal__dialog p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.7; margin-bottom: var(--space-2); }

/* --- Reveal animation --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.is-revealed { opacity: 1; transform: translateY(0); }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .offer__grid { grid-template-columns: repeat(2, 1fr); }
    .tips__grid { grid-template-columns: repeat(2, 1fr); }
    .gallery__grid { grid-template-columns: repeat(3, 1fr); }
    .about__grid { grid-template-columns: 1fr; gap: var(--space-6); }
    .about__image-wrap { max-width: 500px; margin: 0 auto; }
    .nfz__grid { grid-template-columns: 1fr; }
    .contact__grid { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
}

@media (max-width: 768px) {
    .header__nav {
        position: fixed;
        top: 0; right: 0;
        width: 280px;
        height: 100vh;
        background: var(--navy);
        backdrop-filter: blur(20px);
        padding: calc(var(--header-h) + var(--space-4)) var(--space-4) var(--space-4);
        transform: translateX(100%);
        transition: transform var(--transition);
        overflow-y: auto;
    }
    .header__nav.is-open { transform: translateX(0); }
    .header__menu { flex-direction: column; gap: var(--space-3); }
    .header__cta { display: none; }
    .header__burger { display: flex; }

    .section { padding: var(--space-8) 0; }
    .section__header { margin-bottom: var(--space-6); }

    .offer__grid { grid-template-columns: 1fr; }
    .tips__grid { grid-template-columns: 1fr; }
    .gallery__grid { grid-template-columns: repeat(2, 1fr); }
    .locations__grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .footer__grid { grid-template-columns: 1fr; }
    .footer__bottom { flex-direction: column; text-align: center; }

    .help-banner { display: none; }
    .mobile-bar { display: flex; }
    .float-phone { bottom: 72px; }
    .back-to-top { bottom: 72px; }

    .configurator__box { padding: var(--space-4); }
    .config-step__options { grid-template-columns: 1fr 1fr; }
    .about__features { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-3); }
    .section { padding: var(--space-7) 0; }
    .gallery__grid { grid-template-columns: 1fr; }
    .hero__cta-group { flex-direction: column; align-items: stretch; }
    .hero__trust { flex-direction: column; gap: var(--space-2); align-items: center; }
    .config-step__options { grid-template-columns: 1fr; }
    .location-card__actions { flex-direction: column; }
    .lightbox__prev, .lightbox__next { width: 40px; height: 40px; font-size: 1.2rem; }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
    .hero__scroll { animation: none; }
    .float-phone { animation: none; }
}