:root {
    --white: #ffffff;
    --black: #111111;
    --gray: #777777;
    --light-gray: #999999;
    --border: #eaeaea;
    --font: 'Inter', sans-serif;
    --container: 1440px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--white);
    color: var(--black);
    font-family: var(--font);
    -webkit-font-smoothing: antialiased;
}

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

.header {
    width: 100%;
    max-width: var(--container);
    height: 90px;
    margin: 0 auto;
    padding: 0 55px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 19px;
    font-weight: 300;
    letter-spacing: 5px;
}

.header-location,
.header-link {
    font-size: 10px;
    font-weight: 400;
    letter-spacing: 1.5px;
}

.header-location {
    color: var(--gray);
}

.header-link {
    transition: opacity 0.3s ease;
}

.header-link:hover {
    opacity: 0.5;
}

.hero {
    min-height: 580px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 75px 20px;
}

.hero-content {
    width: 100%;
}

.hero-label {
    display: block;
    margin-bottom: 25px;
    color: var(--gray);
    font-size: 10px;
    letter-spacing: 3px;
}

.hero h1 {
    font-size: clamp(65px, 12vw, 150px);
    font-weight: 300;
    letter-spacing: 15px;
    line-height: 1;
    padding-left: 15px;
}

.hero p {
    margin-top: 28px;
    color: var(--gray);
    font-size: 10px;
    letter-spacing: 2px;
}

.collection {
    max-width: var(--container);
    margin: 0 auto;
    padding: 80px 55px;
}

.section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 65px;
}

.section-label {
    display: block;
    margin-bottom: 14px;
    color: var(--gray);
    font-size: 10px;
    letter-spacing: 2px;
}

.section-heading h2 {
    font-size: 29px;
    font-weight: 400;
    letter-spacing: 1px;
}

.section-description {
    color: var(--gray);
    font-size: 10px;
    letter-spacing: 1.5px;
}

.about {
    padding-top: 100px;
    padding-bottom: 120px;
}

.about-intro {
    max-width: 650px;
    margin-bottom: 65px;
}

.about-intro h3 {
    font-size: clamp(25px, 4vw, 38px);
    font-weight: 300;
    letter-spacing: 1px;
}

.about-intro p {
    max-width: 550px;
    margin-top: 20px;
    color: var(--gray);
    font-size: 14px;
    line-height: 1.9;
}

.about-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    perspective: 1200px;
}

.glass-card {
    position: relative;
    min-height: 350px;
    overflow: visible;
    border-radius: 5px;
    isolation: isolate;

    background: linear-gradient(
        135deg,
        #f5f5f5 0%,
        #dcdcdc 45%,
        #a8a8a8 100%
    );

    border: 1px solid rgba(255, 255, 255, 0.8);

    box-shadow:
        0 15px 40px rgba(0, 0, 0, 0.045),
        inset 0 1px 1px rgba(255, 255, 255, 0.9);

    transform-style: preserve-3d;
    transform: perspective(1200px) rotateX(0deg) rotateY(0deg);

    transition:
        box-shadow 0.4s ease,
        border-color 0.3s ease;

    will-change: transform;
}

.glass-card-dark {
    background: linear-gradient(
        135deg,
        #e4e4e4 0%,
        #858585 50%,
        #343434 100%
    );
}

.glass-card-black {
    background: linear-gradient(
        135deg,
        #858585 0%,
        #303030 45%,
        #111111 100%
    );
}

.glass-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;

    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.45),
        transparent 40%,
        rgba(255, 255, 255, 0.05)
    );

    opacity: 0.8;
}

.glass-card::after {
    content: "";
    position: absolute;
    z-index: -1;

    left: 5%;
    right: 5%;
    bottom: -16px;
    height: 35px;

    border-radius: 50%;
    background: rgba(0, 0, 0, 0.8);
    filter: blur(22px);

    opacity: 0;
    transform: scaleX(0.85);

    transition:
        opacity 0.65s ease,
        transform 0.65s ease;

    pointer-events: none;
}

.glass-card:hover::after {
    opacity: 0.55;
    transform: scaleX(1);
}

.glass-card-inner {
    position: relative;
    z-index: 1;

    min-height: 350px;
    padding: 28px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

    border-radius: inherit;
    transform: translateZ(35px);
}

.glass-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.glass-card-number {
    font-size: 12px;
    color: rgba(0, 0, 0, 0.55);
    letter-spacing: 1px;
}

.glass-card-arrow {
    font-size: 21px;
    color: rgba(0, 0, 0, 0.65);
    transition: transform 0.3s ease;
}

.glass-card:hover .glass-card-arrow {
    transform: translate(3px, -3px);
}

.glass-card-content h3 {
    font-size: clamp(23px, 2.5vw, 31px);
    line-height: 1.15;
    font-weight: 400;
    letter-spacing: -0.7px;
    color: #171717;
}

.glass-card-content p {
    max-width: 260px;
    margin-top: 17px;
    font-size: 13px;
    line-height: 1.7;
    color: rgba(0, 0, 0, 0.65);
}

.glass-card-dark .glass-card-number,
.glass-card-dark .glass-card-arrow,
.glass-card-black .glass-card-number,
.glass-card-black .glass-card-arrow {
    color: rgba(255, 255, 255, 0.75);
}

.glass-card-dark .glass-card-content h3,
.glass-card-black .glass-card-content h3 {
    color: #ffffff;
}

.glass-card-dark .glass-card-content p,
.glass-card-black .glass-card-content p {
    color: rgba(255, 255, 255, 0.72);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.8);

    box-shadow:
        0 15px 40px rgba(0, 0, 0, 0.045),
        inset 0 1px 1px rgba(255, 255, 255, 0.9);
}

.footer {
    max-width: var(--container);
    margin: 0 auto;
    padding: 45px 55px 25px;
    border-top: 1px solid var(--border);
}

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 45px;
}

.footer-logo {
    font-size: 22px;
    font-weight: 300;
    letter-spacing: 5px;
}

.footer-links {
    display: flex;
    gap: 35px;
}

.footer-links a {
    font-size: 10px;
    letter-spacing: 1.5px;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 0.5;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--gray);
    font-size: 9px;
    letter-spacing: 1px;
}

.reveal {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.reveal.visible {
    opacity: 1;
}

.about-intro.reveal,
.section-heading.reveal,
.hero-content.reveal {
    transform: translateY(25px);
    transition:
        opacity 0.8s ease,
        transform 0.8s ease;
}

.about-intro.reveal.visible,
.section-heading.reveal.visible,
.hero-content.reveal.visible {
    transform: translateY(0);
}

@media (max-width: 900px) {
    .header {
        padding: 0 30px;
    }

    .collection {
        padding-left: 30px;
        padding-right: 30px;
    }

    .about-cards {
        gap: 14px;
    }

    .glass-card,
    .glass-card-inner {
        min-height: 310px;
    }

    .glass-card-inner {
        padding: 22px;
    }

    .footer {
        padding-left: 30px;
        padding-right: 30px;
    }
}

@media (max-width: 650px) {
    .header {
        height: 75px;
        padding: 0 20px;
    }

    .header-location {
        display: none;
    }

    .logo {
        font-size: 17px;
    }

    .hero {
        min-height: 490px;
    }

    .hero h1 {
        letter-spacing: 7px;
        padding-left: 7px;
    }

    .hero p {
        max-width: 280px;
        margin: 25px auto 0;
        line-height: 1.8;
    }

    .collection {
        padding: 65px 20px;
    }

    .section-heading {
        margin-bottom: 45px;
    }

    .section-heading h2 {
        font-size: 24px;
    }

    .section-description {
        font-size: 8px;
    }

    .about {
        padding-top: 75px;
        padding-bottom: 85px;
    }

    .about-intro {
        margin-bottom: 40px;
    }

    .about-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .glass-card,
    .glass-card-inner {
        min-height: 260px;
    }

    .glass-card-inner {
        padding: 25px;
    }

    .glass-card-content h3 {
        font-size: 27px;
    }

    .footer {
        padding: 35px 20px 20px;
    }

    .footer-main {
        align-items: flex-start;
        gap: 30px;
        flex-direction: column;
        padding-bottom: 35px;
    }

    .footer-links {
        gap: 25px;
    }

    .footer-bottom {
        gap: 15px;
        flex-direction: column;
        line-height: 1.6;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}