:root {
    --bg: #0d1117;
    --bg-alt: #11161f;
    --panel: #161d28;
    --line: #232c3a;
    --text: #e8edf4;
    --muted: #93a0b4;
    --gold: #e8b33c;
    --gold-2: #f5d27a;
    --radius: 16px;
    --font-head: 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-head);
    line-height: 1.18;
}

h2 {
    font-size: clamp(1.7rem, 3.4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.12rem;
    margin-bottom: 0.45rem;
}

img,
svg {
    display: block;
}

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

.container {
    width: min(1160px, 92%);
    margin-inline: auto;
}

.center {
    text-align: center;
}

.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.8, 0.3, 1);
}

.reveal.is-in {
    opacity: 1;
    transform: none;
}

.d1 {
    transition-delay: 0.08s;
}

.d2 {
    transition-delay: 0.16s;
}

.d3 {
    transition-delay: 0.24s;
}

.d4 {
    transition-delay: 0.32s;
}

.d5 {
    transition-delay: 0.42s;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 60;
    padding: 18px 0;
    transition: padding 0.3s, background 0.3s, box-shadow 0.3s;
}

.nav.is-scrolled {
    padding: 10px 0;
    background: rgba(13, 17, 23, 0.86);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
    border-bottom: 1px solid var(--line);
}

.nav__inner {
    width: min(1160px, 92%);
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav__logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--gold), #b97f17);
    color: #1a1206;
}

.nav__logo-mark svg {
    width: 22px;
    height: 22px;
}

.nav__logo-text {
    font-family: var(--font-head);
    font-weight: 800;
    letter-spacing: 0.04em;
    font-size: 1.06rem;
}

.nav__logo-text em {
    font-style: normal;
    color: var(--gold);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 26px;
    font-weight: 500;
    font-size: 0.93rem;
}

.nav__links > a {
    position: relative;
    color: var(--muted);
    transition: color 0.25s;
}

.nav__links > a:hover {
    color: var(--text);
}

.nav__links > a:not(.nav__cta)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    height: 2px;
    width: 0;
    background: var(--gold);
    transition: width 0.3s;
}

.nav__links > a:not(.nav__cta):hover::after {
    width: 100%;
}

.nav__cta {
    color: #1a1206 !important;
    background: linear-gradient(135deg, var(--gold-2), var(--gold));
    padding: 9px 20px;
    border-radius: 99px;
    font-weight: 600;
    transition: transform 0.25s, box-shadow 0.25s;
}

.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(232, 179, 60, 0.3);
}

.lang {
    color: var(--muted);
    font-size: 0.85rem;
    display: flex;
    gap: 6px;
    align-items: center;
}

.lang a.is-on {
    color: var(--gold);
    font-weight: 700;
}

.lang i {
    font-style: normal;
    opacity: 0.4;
}

.nav__burger {
    display: none;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 6px;
}

.nav__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    margin: 5px 0;
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.nav__burger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__burger.is-open span:nth-child(2) {
    opacity: 0;
}

.nav__burger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 130px 0 90px;
    overflow: hidden;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 35%, transparent 75%);
}

.hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(110px);
    opacity: 0.5;
}

.hero__glow--1 {
    width: 560px;
    height: 560px;
    top: -160px;
    left: -120px;
    background: radial-gradient(circle, rgba(232, 179, 60, 0.4), transparent 70%);
    animation: drift 14s ease-in-out infinite alternate;
}

.hero__glow--2 {
    width: 480px;
    height: 480px;
    bottom: -180px;
    right: -100px;
    background: radial-gradient(circle, rgba(64, 110, 190, 0.35), transparent 70%);
    animation: drift 18s ease-in-out infinite alternate-reverse;
}

@keyframes drift {
    from {
        transform: translate(0, 0) scale(1);
    }
    to {
        transform: translate(60px, 40px) scale(1.12);
    }
}

.hero__inner {
    position: relative;
    width: min(860px, 92%);
}

.hero__kicker {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid rgba(232, 179, 60, 0.35);
    padding: 8px 18px;
    border-radius: 99px;
    margin-bottom: 26px;
    background: rgba(232, 179, 60, 0.07);
}

.hero__kicker .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(232, 179, 60, 0.5);
    }
    60% {
        box-shadow: 0 0 0 9px rgba(232, 179, 60, 0);
    }
}

.hero__title {
    font-size: clamp(2.2rem, 5.4vw, 4rem);
    font-weight: 800;
}

.hero__title span {
    display: block;
}

.hero__title-accent {
    background: linear-gradient(100deg, var(--gold-2), var(--gold) 55%, #cf8f1d);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__sub {
    margin: 24px auto 34px;
    max-width: 640px;
    color: var(--muted);
    font-size: 1.05rem;
}

.hero__actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.97rem;
    font-family: var(--font-body);
    padding: 14px 30px;
    border-radius: 99px;
    border: 0;
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn--gold {
    background: linear-gradient(135deg, var(--gold-2), var(--gold));
    color: #1a1206;
}

.btn--gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 34px rgba(232, 179, 60, 0.35);
}

.btn--ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--line);
}

.btn--ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-3px);
}

.btn--block {
    width: 100%;
    justify-content: center;
}

.hero__chips {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 52px;
}

.chip {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(22, 29, 40, 0.8);
    border: 1px solid var(--line);
    padding: 12px 20px;
    border-radius: 14px;
    backdrop-filter: blur(8px);
    animation: float 5s ease-in-out infinite;
}

.chip:nth-child(2) {
    animation-delay: 1.2s;
}

.chip:nth-child(3) {
    animation-delay: 2.4s;
}

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

.chip__symbol {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: #222b3a;
    color: var(--gold);
    font-weight: 700;
    font-family: var(--font-head);
    font-size: 0.85rem;
}

.chip__name {
    font-size: 0.85rem;
    color: var(--muted);
}

.chip__price {
    font-family: var(--font-head);
    font-weight: 700;
    color: var(--gold-2);
}

.hero__scroll {
    position: absolute;
    bottom: 26px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 42px;
    border: 2px solid var(--line);
    border-radius: 14px;
}

.hero__scroll span {
    position: absolute;
    top: 7px;
    left: 50%;
    width: 4px;
    height: 8px;
    margin-left: -2px;
    border-radius: 3px;
    background: var(--gold);
    animation: wheel 1.8s infinite;
}

@keyframes wheel {
    0% {
        opacity: 0;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateY(14px);
    }
}

.section {
    padding: 104px 0;
}

.section--alt {
    background: var(--bg-alt);
    border-block: 1px solid var(--line);
}

.kicker {
    font-size: 0.8rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 14px;
}

.kicker--center {
    text-align: center;
}

.lead {
    color: var(--muted);
    max-width: 640px;
}

.lead.center {
    margin-inline: auto;
    text-align: center;
}

.note {
    text-align: center;
    color: var(--muted);
    font-size: 0.87rem;
    margin-top: 30px;
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.split__cards {
    display: grid;
    gap: 18px;
}

.card {
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 4px 18px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px 24px;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateX(8px);
    border-color: rgba(232, 179, 60, 0.5);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
}

.card__icon {
    grid-row: span 2;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: var(--gold);
    background: rgba(232, 179, 60, 0.1);
    border: 1px solid rgba(232, 179, 60, 0.25);
}

.card__icon svg {
    width: 26px;
    height: 26px;
}

.card p {
    color: var(--muted);
    font-size: 0.93rem;
}

.about-photo {
    position: relative;
    margin-top: 34px;
    border-radius: var(--radius);
}

.about-photo::before {
    content: "";
    position: absolute;
    inset: 14px -14px -14px 14px;
    border: 1px solid rgba(232, 179, 60, 0.4);
    border-radius: var(--radius);
    pointer-events: none;
    transition: inset 0.35s ease;
}

.about-photo:hover::before {
    inset: 8px -8px -8px 8px;
}

.about-photo img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    filter: saturate(0.85) contrast(1.05);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.gallery__item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--line);
    height: 340px;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease, filter 0.6s ease;
    filter: saturate(0.8);
}

.gallery__item:hover img {
    transform: scale(1.06);
    filter: saturate(1);
}

.gallery__item figcaption {
    position: absolute;
    inset: auto 0 0 0;
    padding: 48px 22px 20px;
    background: linear-gradient(180deg, transparent, rgba(10, 14, 19, 0.92));
}

.gallery__item figcaption h3 {
    color: var(--gold-2);
    font-size: 1.02rem;
}

.gallery__item figcaption p {
    color: var(--muted);
    font-size: 0.85rem;
    margin-top: 2px;
}

.grid4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.why {
    position: relative;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 24px;
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}

.why:hover {
    transform: translateY(-8px);
    border-color: rgba(232, 179, 60, 0.5);
}

.why__num {
    position: absolute;
    top: 10px;
    right: 16px;
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 2.6rem;
    color: rgba(232, 179, 60, 0.1);
}

.why__icon {
    width: 50px;
    height: 50px;
    border-radius: 13px;
    margin-bottom: 18px;
    display: grid;
    place-items: center;
    color: var(--gold);
    background: rgba(232, 179, 60, 0.1);
    border: 1px solid rgba(232, 179, 60, 0.25);
}

.why__icon svg {
    width: 25px;
    height: 25px;
}

.why p {
    color: var(--muted);
    font-size: 0.9rem;
}

.metals {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 50px;
}

.metal {
    background: linear-gradient(160deg, var(--panel), #131922);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 34px 28px;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.metal:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(232, 179, 60, 0.5);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
}

.metal__symbol {
    width: 62px;
    height: 62px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 1.25rem;
    color: #1a1206;
    background: conic-gradient(from 210deg, var(--gold-2), var(--gold), #b97f17, var(--gold-2));
    box-shadow: 0 8px 26px rgba(232, 179, 60, 0.3);
}

.metal__price {
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 2rem;
    color: var(--gold-2);
    margin-top: 8px;
}

.metal__unit {
    color: var(--muted);
    font-size: 0.82rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 2px;
}

.metal__bar {
    height: 5px;
    border-radius: 3px;
    background: var(--line);
    margin-top: 22px;
    overflow: hidden;
}

.metal__bar i {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--gold-2), var(--gold));
    transition: width 1.4s cubic-bezier(0.22, 0.8, 0.3, 1) 0.3s;
}

.is-in .metal__bar i,
.metal.is-in .metal__bar i {
    width: var(--w);
}

.steps {
    margin-top: 54px;
    list-style: none;
    position: relative;
    max-width: 760px;
    margin-inline: auto;
}

.steps::before {
    content: "";
    position: absolute;
    left: 27px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: linear-gradient(var(--gold), rgba(232, 179, 60, 0.08));
}

.step {
    display: flex;
    gap: 26px;
    padding: 22px 0;
    position: relative;
}

.step__num {
    flex: 0 0 56px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    z-index: 1;
    font-family: var(--font-head);
    font-weight: 800;
    font-size: 1.15rem;
    background: var(--bg-alt);
    border: 2px solid var(--gold);
    color: var(--gold);
    transition: background 0.3s, color 0.3s, transform 0.3s;
}

.step:hover .step__num {
    background: var(--gold);
    color: #1a1206;
    transform: scale(1.1);
}

.step p {
    color: var(--muted);
    font-size: 0.93rem;
    max-width: 560px;
}

.section--contact {
    background:
        radial-gradient(600px 320px at 12% 10%, rgba(232, 179, 60, 0.08), transparent 60%),
        radial-gradient(520px 300px at 90% 90%, rgba(64, 110, 190, 0.1), transparent 60%),
        var(--bg);
}

.contact {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 60px;
    align-items: start;
}

.contact__details {
    list-style: none;
    margin-top: 26px;
    color: var(--muted);
    display: grid;
    gap: 6px;
}

.contact__details a {
    color: var(--gold);
}

.contact__details a:hover {
    text-decoration: underline;
}

.form {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 34px;
    display: grid;
    gap: 18px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.4);
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form label {
    display: grid;
    gap: 7px;
    font-size: 0.86rem;
    color: var(--muted);
}

.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form textarea {
    width: 100%;
    padding: 13px 16px;
    border-radius: 11px;
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.form input:focus,
.form textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(232, 179, 60, 0.15);
}

.form textarea {
    resize: vertical;
}

.hp {
    position: absolute !important;
    left: -9999px !important;
    opacity: 0;
    height: 0;
}

.file {
    position: relative;
}

.file input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.file__btn {
    display: block;
    padding: 13px 16px;
    border-radius: 11px;
    border: 1px dashed var(--line);
    color: var(--muted);
    text-align: center;
    transition: border-color 0.25s, color 0.25s;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file:hover .file__btn {
    border-color: var(--gold);
    color: var(--gold);
}

.check {
    display: flex !important;
    flex-direction: row;
    gap: 11px;
    align-items: flex-start;
    font-size: 0.82rem !important;
}

.check input {
    margin-top: 3px;
    accent-color: var(--gold);
}

.alert {
    padding: 14px 18px;
    border-radius: 11px;
    font-size: 0.92rem;
    font-weight: 500;
}

.alert--ok {
    background: rgba(54, 180, 110, 0.12);
    border: 1px solid rgba(54, 180, 110, 0.45);
    color: #6fe0a4;
}

.alert--err {
    background: rgba(224, 82, 82, 0.12);
    border: 1px solid rgba(224, 82, 82, 0.45);
    color: #f09090;
}

.footer {
    background: #0a0e13;
    border-top: 1px solid var(--line);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    padding: 60px 0 40px;
}

.footer h4 {
    color: var(--gold);
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.footer p {
    color: var(--muted);
    font-size: 0.92rem;
}

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

.footer__logo {
    margin-bottom: 14px;
}

.footer__tag {
    font-size: 0.85rem;
}

.footer__bottom {
    border-top: 1px solid var(--line);
    padding: 18px 0;
    font-size: 0.82rem;
    color: var(--muted);
}

@media (max-width: 1024px) {
    .grid4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .split {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav__links {
        position: fixed;
        inset: 0;
        z-index: -1;
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        background: rgba(13, 17, 23, 0.97);
        backdrop-filter: blur(14px);
        font-size: 1.15rem;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }
    .nav__links.is-open {
        opacity: 1;
        pointer-events: auto;
        z-index: 50;
    }
    .nav__burger {
        display: block;
        position: relative;
        z-index: 55;
    }
    .metals {
        grid-template-columns: 1fr;
    }
    .grid4 {
        grid-template-columns: 1fr;
    }
    .gallery {
        grid-template-columns: 1fr;
    }
    .gallery__item {
        height: 260px;
    }
    .about-photo::before {
        display: none;
    }
    .form__row {
        grid-template-columns: 1fr;
    }
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .section {
        padding: 76px 0;
    }
    .steps::before {
        left: 23px;
    }
    .step__num {
        flex-basis: 48px;
        width: 48px;
        height: 48px;
    }
}