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

:root {
    --bg: #F5F2EC;
    --fg: #1A1A18;
    --muted: #8A8778;
    --accent: #C84B2F;
    --accent2: #2D5A3D;
    --border: #D8D4CA;
    --card-bg: #FDFAF5;
    --tag-bg: #EAE6DE;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: 'DM Mono', monospace;
    font-size: 15px;
    line-height: 1.7;
    min-height: 100vh;
}

/* ── NOISE TEXTURE ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2.5rem;
    background: rgba(245, 242, 236, 0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-logo {
    font-family: 'Fraunces', serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--fg);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--accent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    gap: 1.75rem;
    list-style: none;
}

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--fg);
}

/* ── LANG TOGGLE ── */
.lang-toggle {
    display: flex;
    background: var(--tag-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}

.lang-btn {
    padding: 0.3rem 0.65rem;
    border: none;
    background: transparent;
    cursor: pointer;
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.05em;
    transition: all 0.2s;
}

.lang-btn.active {
    background: var(--fg);
    color: var(--bg);
}

/* ── MAIN ── */
main {
    position: relative;
    z-index: 1;
}

section {
    padding: 6rem 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

/* ── HERO ── */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 8rem;
    padding-bottom: 4rem;
    position: relative;
}

.hero-label {
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-label::before {
    content: '';
    display: inline-block;
    width: 2rem;
    height: 1px;
    background: var(--accent);
}

.hero-title {
    font-family: 'Fraunces', serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 300;
    line-height: 1.0;
    letter-spacing: -0.03em;
    margin-bottom: 2rem;
}

.hero-title em {
    font-style: italic;
    color: var(--accent);
}

.hero-title .line2 {
    display: block;
    padding-left: clamp(2rem, 8vw, 8rem);
}

.hero-sub {
    max-width: 520px;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 3rem;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    background: var(--fg);
    color: var(--bg);
    text-decoration: none;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid var(--fg);
    transition: all 0.2s;
}

.btn-primary:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    background: transparent;
    color: var(--fg);
    text-decoration: none;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.btn-secondary:hover {
    border-color: var(--fg);
}

.hero-scroll {
    position: absolute;
    bottom: 2.5rem;
    right: 2.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
}

.hero-scroll::after {
    content: '';
    display: block;
    width: 1px;
    height: 3rem;
    background: var(--border);
}

/* ── SECTION HEADER ── */
.section-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 3.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
}

.section-num {
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.1em;
}

.section-title {
    font-family: 'Fraunces', serif;
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: -0.02em;
}

/* ── ABOUT ── */
#about .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

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

.about-text p strong {
    color: var(--fg);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-item {
    padding: 1.25rem;
    border: 1px solid var(--border);
    background: var(--card-bg);
}

.stat-num {
    font-family: 'Fraunces', serif;
    font-size: 2.2rem;
    font-weight: 300;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── PRODUCTS ── */
#products .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    padding: 2rem;
    position: relative;
    transition: border-color 0.2s, transform 0.2s;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--accent);
    transition: height 0.3s ease;
}

.product-card:hover::before {
    height: 100%;
}

.product-card:hover {
    transform: translateY(-2px);
    border-color: var(--muted);
}

.product-tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: var(--tag-bg);
    border: 1px solid var(--border);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1rem;
}

.product-tag.green {
    background: #EAF0EB;
    color: var(--accent2);
    border-color: #C5D9C8;
}

.product-name {
    font-family: 'Fraunces', serif;
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.product-desc {
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.product-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.stack-pill {
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
    background: var(--tag-bg);
    color: var(--muted);
    letter-spacing: 0.04em;
}

/* ── SERVICES ── */
#services .services-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--border);
}

.service-item {
    padding: 2rem 2.5rem;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
}

.service-item:hover {
    background: var(--card-bg);
}

.service-item:nth-child(even) {
    border-right: none;
}

.service-icon {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    display: block;
}

.service-name {
    font-family: 'Fraunces', serif;
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.service-desc {
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ── CONTACT ── */
#contact {
    border-top: 1px solid var(--border);
}

#contact .contact-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-text h3 {
    font-family: 'Fraunces', serif;
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1.25rem;
}

.contact-text h3 em {
    font-style: italic;
    color: var(--accent);
}

.contact-text p {
    color: var(--muted);
    font-size: 0.83rem;
    line-height: 1.8;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.5rem;
    border: 1px solid var(--border);
    background: var(--card-bg);
    text-decoration: none;
    color: var(--fg);
    transition: all 0.2s;
}

.contact-link:hover {
    border-color: var(--accent);
    background: var(--bg);
}

.contact-link-icon {
    font-size: 1.1rem;
    width: 1.5rem;
    text-align: center;
}

.contact-link-info {
    flex: 1;
}

.contact-link-label {
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: block;
}

.contact-link-value {
    font-size: 0.82rem;
    margin-top: 0.1rem;
}

.contact-link-arrow {
    color: var(--muted);
    font-size: 0.8rem;
    transition: transform 0.2s;
}

.contact-link:hover .contact-link-arrow {
    transform: translateX(4px);
    color: var(--accent);
}

/* ── FOOTER ── */
footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.05em;
    position: relative;
    z-index: 1;
}

/* ── ANIMATIONS ── */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 1rem;
    z-index: 1000;
    padding: 0.75rem 1rem;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    font-size: 0.8rem;
    border-radius: 0.25rem;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 1rem;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.lang-btn:focus-visible,
.contact-link:focus-visible,
.nav-links a:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.menu-toggle {
    display: none;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--fg);
    font-family: 'DM Mono', monospace;
    font-size: 1rem;
    line-height: 1;
    padding: 0.55rem 0.7rem;
    cursor: pointer;
    border-radius: 4px;
}

.menu-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    nav {
        padding: 1rem 1.25rem;
        align-items: center;
    }

    .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .nav-right {
        position: absolute;
        top: calc(100% + 0.5rem);
        left: 1.25rem;
        right: 1.25rem;
        z-index: 120;
        display: none;
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
        background: rgba(253, 250, 245, 0.98);
        border: 1px solid var(--border);
        backdrop-filter: blur(12px);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    }

    .nav-right.open {
        display: flex;
    }

    .nav-links {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .lang-toggle {
        align-self: flex-start;
    }

    section {
        padding: 4rem 1.25rem;
    }

    #about .about-grid,
    #contact .contact-inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    #services .services-list {
        grid-template-columns: 1fr;
    }

    .service-item {
        border-right: none;
    }

    .hero-title {
        font-size: clamp(2.5rem, 12vw, 4rem);
    }

    .hero-title .line2 {
        padding-left: 1.5rem;
    }

    footer {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}