@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --canvas:           #181818;
    --canvas-elevated:  #303030;
    --canvas-light:     #ffffff;
    --surface-soft:     #f7f7f7;
    --surface-strong:   #ebebeb;
    --primary:          #da291c;
    --primary-active:   #b01e0a;
    --hairline:         #303030;
    --hairline-light:   #d2d2d2;
    --ink:              #ffffff;
    --body:             #969696;
    --body-on-light:    #181818;
    --muted:            #666666;

    --sp-xxxs: 4px;
    --sp-xxs:  8px;
    --sp-xs:   16px;
    --sp-sm:   24px;
    --sp-md:   32px;
    --sp-lg:   48px;
    --sp-xl:   64px;
    --sp-xxl:  96px;
    --sp-super:128px;

    --font: 'Inter', -apple-system, system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--canvas);
    color: var(--body);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--sp-xs);
}

/* ─── NAV ─────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
}

.nav-inner {
    display: flex;
    align-items: center;
    height: 64px;
    gap: var(--sp-md);
}

.logo {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.08px;
    flex-shrink: 0;
}
.logo span { color: var(--primary); }

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    margin-left: auto;
}

.nav-link {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.65px;
    text-transform: uppercase;
    color: var(--body);
    transition: color .2s;
    padding: var(--sp-xxs) 0;
}
.nav-link:hover,
.nav-link.active { color: var(--ink); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--ink);
    font-size: 22px;
    cursor: pointer;
    margin-left: auto;
}

/* ─── HERO ─────────────────────────────────────────────── */
.hero {
    position: relative;
    width: 100%;
    height: 90vh;
    min-height: 560px;
    overflow: hidden;
    background: var(--canvas);
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: .75;
}

.hero-content {
    position: absolute;
    bottom: var(--sp-xxl);
    left: 0;
    right: 0;
    padding: 0 var(--sp-xs);
}

.hero-content .container {
    padding: 0 var(--sp-xs);
}

.hero-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--body);
    margin-bottom: var(--sp-sm);
}

.hero-title {
    font-size: 80px;
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -1.6px;
    color: var(--ink);
    max-width: 800px;
    margin-bottom: var(--sp-md);
}

.hero-desc {
    font-size: 18px;
    font-weight: 400;
    color: var(--body);
    max-width: 560px;
    margin-bottom: var(--sp-lg);
}

.btn-primary {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    padding: 14px 32px;
    height: 48px;
    line-height: 20px;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: background .2s;
}
.btn-primary:hover { background: var(--primary-active); }

.btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    padding: 14px 32px;
    height: 48px;
    line-height: 20px;
    border: 1px solid var(--ink);
    border-radius: 0;
    cursor: pointer;
    transition: background .2s, color .2s;
}
.btn-outline:hover { background: var(--ink); color: var(--canvas); }

.btn-group { display: flex; gap: var(--sp-xs); flex-wrap: wrap; }

/* ─── SECTIONS ─────────────────────────────────────────── */
.section { padding: var(--sp-xxl) 0; }
.section--light { background: var(--canvas-light); color: var(--body-on-light); }
.section--elevated { background: var(--canvas-elevated); }
.section--red { background: var(--primary); color: #fff; }

.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--sp-xs);
}
.section--light .section-label { color: #888; }
.section--red .section-label { color: rgba(255,255,255,.7); }

.section-title {
    font-size: 36px;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -.36px;
    color: var(--ink);
    margin-bottom: var(--sp-sm);
}
.section--light .section-title { color: var(--body-on-light); }
.section--red .section-title { color: #fff; }

.section-body {
    font-size: 14px;
    line-height: 1.7;
    color: var(--body);
    max-width: 720px;
}
.section--light .section-body { color: var(--body-on-light); }
.section--red .section-body { color: rgba(255,255,255,.85); }

/* ─── CARD GRID ────────────────────────────────────────── */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-md);
    margin-top: var(--sp-lg);
}

.card {
    background: var(--canvas-elevated);
    border-radius: 0;
    overflow: hidden;
    border: 1px solid var(--hairline);
}

.card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.card-body { padding: var(--sp-sm); }

.card-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--sp-xxs);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--sp-xs);
}

.card-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--body);
    margin-bottom: var(--sp-sm);
}

.card-link {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--primary);
}
.card-link:hover { color: var(--primary-active); }

/* ─── ARTICLE PAGE ─────────────────────────────────────── */
.article-hero {
    position: relative;
    width: 100%;
    height: 60vh;
    min-height: 380px;
    overflow: hidden;
    background: var(--canvas);
}
.article-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .7;
}
.article-hero-content {
    position: absolute;
    bottom: var(--sp-xl);
    left: 0;
    right: 0;
}

.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--sp-xxl) var(--sp-xs);
}

.article-meta {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: var(--sp-sm);
    letter-spacing: .5px;
    text-transform: uppercase;
}

.article-title {
    font-size: 56px;
    font-weight: 500;
    letter-spacing: -1.12px;
    line-height: 1.1;
    color: var(--ink);
    margin-bottom: var(--sp-md);
}

.article-lead {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--body);
    margin-bottom: var(--sp-lg);
    border-left: 3px solid var(--primary);
    padding-left: var(--sp-sm);
}

.article-body h2 {
    font-size: 26px;
    font-weight: 500;
    letter-spacing: .195px;
    color: var(--ink);
    margin: var(--sp-lg) 0 var(--sp-sm);
}

.article-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin: var(--sp-md) 0 var(--sp-xs);
}

.article-body p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    margin-bottom: var(--sp-sm);
}

.article-body ul,
.article-body ol {
    padding-left: var(--sp-sm);
    margin-bottom: var(--sp-sm);
}

.article-body li {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    margin-bottom: var(--sp-xxs);
}

.article-body a {
    color: var(--primary);
    text-decoration: underline;
}

.article-img {
    width: 100%;
    margin: var(--sp-lg) 0;
    border: 1px solid var(--hairline);
}

.article-caption {
    font-size: 12px;
    color: var(--muted);
    margin-top: calc(-1 * var(--sp-md));
    margin-bottom: var(--sp-lg);
}

/* ─── SPEC CELLS ───────────────────────────────────────── */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hairline);
    border: 1px solid var(--hairline);
    margin: var(--sp-lg) 0;
}

.spec-cell {
    background: var(--canvas-elevated);
    padding: var(--sp-md);
    text-align: center;
}

.spec-value {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1.6px;
    color: var(--ink);
    line-height: 1;
}

.spec-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: var(--sp-xxs);
}

/* ─── FORM ─────────────────────────────────────────────── */
.contact-form {
    background: var(--canvas-elevated);
    padding: var(--sp-xl);
    border: 1px solid var(--hairline);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--sp-xxs);
    margin-bottom: var(--sp-sm);
}

.form-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--muted);
}

.form-input {
    background: var(--canvas);
    color: var(--ink);
    border: 1px solid var(--hairline);
    border-radius: 4px;
    padding: 14px 16px;
    height: 48px;
    font-family: var(--font);
    font-size: 14px;
    outline: none;
    width: 100%;
    transition: border-color .2s;
}

.form-input:focus { border-color: var(--primary); }

.form-success {
    display: none;
    background: #03904a;
    color: #fff;
    padding: var(--sp-sm);
    text-align: center;
    font-weight: 600;
    margin-top: var(--sp-sm);
}

/* ─── COOKIE ───────────────────────────────────────────── */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--canvas-elevated);
    border-top: 1px solid var(--hairline);
    padding: var(--sp-sm) var(--sp-xs);
    z-index: 999;
    display: none;
}

.cookie-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--sp-md);
    flex-wrap: wrap;
}

.cookie-text { flex: 1; font-size: 13px; color: var(--body); min-width: 200px; }
.cookie-text a { color: var(--primary); text-decoration: underline; }
.cookie-buttons { display: flex; gap: var(--sp-xs); flex-shrink: 0; }

/* ─── BADGE ─────────────────────────────────────────────── */
.badge {
    display: inline-block;
    background: var(--canvas-elevated);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: 4px 12px;
}

/* ─── DIVIDER ───────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--hairline); }
.divider--light { border-color: var(--hairline-light); }

/* ─── RED BAND ──────────────────────────────────────────── */
.red-band {
    background: linear-gradient(180deg, #a00c01, #da291c 64%);
    padding: var(--sp-xxl) 0;
    text-align: center;
}
.red-band .section-title { color: #fff; }
.red-band .section-body { color: rgba(255,255,255,.85); max-width: 600px; margin: 0 auto var(--sp-lg); }

/* ─── PAGE CONTENT ──────────────────────────────────────── */
.page-header {
    padding: var(--sp-super) 0 var(--sp-xxl);
    background: linear-gradient(180deg, #3c3c3c, #030303 64%);
}

.page-title {
    font-size: 56px;
    font-weight: 500;
    letter-spacing: -1.12px;
    line-height: 1.1;
    color: var(--ink);
    margin-bottom: var(--sp-sm);
}

.page-lead {
    font-size: 18px;
    color: var(--body);
    max-width: 640px;
}

.page-body {
    max-width: 800px;
    padding: var(--sp-xxl) var(--sp-xs);
    margin: 0 auto;
}

.page-body h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    margin: var(--sp-lg) 0 var(--sp-sm);
}

.page-body p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    margin-bottom: var(--sp-sm);
}

.page-body ul {
    padding-left: var(--sp-sm);
    margin-bottom: var(--sp-sm);
}

.page-body li {
    font-size: 15px;
    line-height: 1.75;
    color: var(--body);
    margin-bottom: var(--sp-xxs);
}

.page-body a { color: var(--primary); text-decoration: underline; }

/* ─── RELATED ───────────────────────────────────────────── */
.related-section { padding: var(--sp-xxl) 0; background: var(--canvas-elevated); }

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-title { font-size: 56px; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .spec-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        flex-direction: column;
        padding: var(--sp-sm) var(--sp-xs);
        border-bottom: 1px solid var(--hairline);
        gap: var(--sp-xs);
    }
    .main-nav.open { display: flex; }
    .nav-inner { position: relative; }

    .hero-title { font-size: 32px; letter-spacing: -.5px; }
    .hero { height: 70vh; }
    .hero-content { bottom: var(--sp-lg); }
    .hero-desc { font-size: 15px; }

    .article-title { font-size: 32px; }
    .page-title { font-size: 36px; }
    .card-grid { grid-template-columns: 1fr; }
    .spec-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .section { padding: var(--sp-xl) 0; }
    .article-container { padding: var(--sp-xl) var(--sp-xs); }
}

@media (max-width: 480px) {
    .hero-title { font-size: 26px; }
    .btn-group { flex-direction: column; }
}