:root {
    --brand: #0ea5e9;
    --brand-deep: #3b82f6;
    --navy: #0f172a;
    --text: #1e293b;
    --text-light: #64748b;
    --bg: #f8fafc;
    --white: #ffffff;
    --accent: #f59e0b;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

/* Top Bar */
.topbar {
    background: var(--navy);
    color: rgba(255,255,255,0.9);
    font-size: 0.85rem;
    padding: 0.5rem 0;
}
.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.topbar a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
}
.topbar a:hover { color: var(--accent); }
.lang-switch {
    display: flex;
    gap: 0.5rem;
}
.lang-switch a {
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    color: rgba(255,255,255,0.9);
    text-decoration: none;
}
.lang-switch a.active {
    background: rgba(255,255,255,0.2);
}

/* Header */
header {
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--navy);
}
.logo img { height: 44px; }
.logo span {
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}
nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}
nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}
nav a:hover { color: var(--brand); }
nav a.active { color: var(--brand); }

.btn {
    appearance: none;
    display: inline-block;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
    border: 0;
    color: var(--white);
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.2;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}
header .header-inner nav .btn:hover {
    background: var(--accent);
    color: var(--navy);
    transform: none;
    box-shadow: none;
}
/* Hero */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, #1e3a5f 100%);
    color: var(--white);
    padding: 4rem 0;
}
.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.hero h1 {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}
.hero .lead {
    font-size: 1.15rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 500px;
}
.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn-accent {
    background: var(--accent);
    color: var(--navy);
}
.btn-outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.3);
    color: var(--white);
}
.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,0.1);
}
.hero-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.hero-image img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--navy) 0%, #1e3a5f 100%);
    color: var(--white);
    padding: 4rem 0;
}
.page-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}
.page-hero p {
    opacity: 0.9;
    font-size: 1.15rem;
    max-width: 600px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Section */
section {
    padding: 4rem 0;
}
.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.5rem;
}
.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

/* Proof Stats */
.proof {
    background: rgba(255, 255, 255, 0.98);
    margin-top: -2.25rem;
    position: relative;
    z-index: 10;
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 10px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: center;
    overflow: hidden;
}
.proof-item {
    position: relative;
    min-height: 112px;
    padding: 1.45rem 1.35rem 1.25rem;
    text-align: left;
    transition: none;
    cursor: default;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    border-left: 1px solid rgba(15, 23, 42, 0.08);
}
.proof-item:first-child {
    border-left: 0;
}
.proof-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 1.35rem;
    right: 1.35rem;
    height: 3px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    border-radius: 0 0 999px 999px;
}
.proof-divider {
    display: none;
}
.proof-icon {
    display: none;
}
.proof-number {
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--navy);
    transition: none;
}
.proof-label {
    font-size: 0.72rem;
    color: var(--text-light);
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1.3;
    text-transform: uppercase;
    transition: none;
}

/* Service Tiles */
.service-tiles-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    text-align: center;
}
.service-tile {
    text-decoration: none;
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,.05);
    transition: all .3s;
}
.service-tile:hover {
    background: linear-gradient(135deg, var(--brand), #38bdf8) !important;
    transform: translateY(-4px);
}
.service-tile:hover .tile-text { color: var(--white) !important; }
.service-tile:hover .tile-icon { 
    filter: drop-shadow(0 0 8px rgba(255,255,255,.9)) drop-shadow(0 0 3px rgba(255,255,255,1)); 
}
.service-tile.cryo:hover .tile-icon { 
    filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255,255,255,.9)); 
}
.tile-icon {
    font-size: 2.5rem;
    margin-bottom: .75rem;
    transition: all .3s;
}
.tile-text {
    font-weight: 600;
    color: var(--navy);
    transition: color .3s;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.service-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,.06);
    border: 1px solid #e2e8f0;
    transition: transform .2s, box-shadow .2s;
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,.1);
}
.service-image {
    height: 180px;
    overflow: hidden;
    position: relative;
}
.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.service-body {
    padding: 1.5rem;
}
.service-card h3 {
    font-size: 1.25rem;
    color: var(--navy);
    margin-bottom: .75rem;
}
.service-card p {
    color: var(--text-light);
    font-size: .95rem;
    margin-bottom: 1rem;
}
.method-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}
.method-tag {
    background: var(--bg);
    color: var(--brand-deep);
    padding: .25rem .75rem;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 500;
}

/* Cases Grid */
.cases-section {
    background: var(--white);
}
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.case-card {
    background: var(--bg);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s;
    text-decoration: none;
}
.case-card:hover {
    transform: translateY(-4px);
}
.case-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.case-content {
    padding: 1.5rem;
}
.case-card h3 {
    font-size: 1.1rem;
    color: var(--navy);
    margin-bottom: 0.5rem;
}
.case-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}
.case-tag {
    display: inline-block;
    background: var(--brand);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
    color: var(--white);
    text-align: center;
    padding: 4rem 0;
}
.cta-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}
.cta-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}
.cta-section .btn {
    background: var(--white);
    color: var(--brand-deep);
}
.cta-section .btn:hover {
    background: var(--bg);
}

/* Footer */
footer {
    background: var(--navy);
    color: rgba(255,255,255,0.8);
    padding: 3rem 0 2rem;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.footer-brand span {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--white);
}
footer h4 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1rem;
}
footer ul {
    list-style: none;
}
footer li {
    margin-bottom: 0.5rem;
}
footer a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.2s;
}
footer a:hover { color: var(--white); }
.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding: 1.5rem 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}
.footer-bottom a {
    margin-left: 1.5rem;
}

/* Cookie consent */
.cookie-consent {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    padding: 0.8rem max(1rem, calc((100vw - 1200px) / 2 + 1.5rem));
    background: rgba(15, 23, 42, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 -12px 34px rgba(15, 23, 42, 0.18);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
}
.cookie-consent__content {
    flex: 1;
}
.cookie-consent h2 {
    margin-bottom: 0.15rem;
    font-size: 0.9rem;
    color: var(--white);
}
.cookie-consent p {
    margin: 0;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.86rem;
    line-height: 1.45;
}
.cookie-consent a {
    color: var(--white);
    font-weight: 600;
    text-underline-offset: 3px;
}
.cookie-consent__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}
.cookie-consent__accept {
    border: 0;
    border-radius: 6px;
    padding: 0.65rem 1.05rem;
    min-width: 118px;
    background: var(--brand);
    color: var(--white);
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
}
.cookie-consent__accept:hover {
    background: var(--brand-deep);
    transform: none;
}
.cookie-consent__decline {
    border: 1px solid rgba(255, 255, 255, 0.28);
    background: transparent;
    color: var(--white);
    border-radius: 6px;
    padding: 0.62rem 1rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}
.cookie-consent__decline:hover {
    border-color: rgba(255, 255, 255, 0.65);
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--navy);
    font-family: inherit;
    line-height: 1;
    min-width: 2.75rem;
    min-height: 2.75rem;
    border-radius: 8px;
}
.mobile-menu-btn:hover {
    background: rgba(15, 23, 42, 0.06);
}

/* Responsive */
@media (max-width: 968px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero .lead { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-image { display: none; }
    .proof { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: calc(100% - 3rem); }
    .proof-item { min-width: 0; }
    .proof-item:nth-child(4) { border-left: 0; }
    .proof-divider { display: none; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .service-tiles-grid { grid-template-columns: repeat(3, 1fr); }
    .cases-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    nav { display: none; }
    .mobile-menu-btn { display: block; }
    header.mobile-menu-open {
        z-index: 200;
    }
    header.mobile-menu-open .header-inner {
        position: relative;
    }
    header.mobile-menu-open nav {
        position: absolute;
        left: 1rem;
        right: 1rem;
        top: calc(100% + 0.75rem);
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0.75rem;
        background: var(--white);
        border: 1px solid rgba(15, 23, 42, 0.08);
        border-radius: 10px;
        box-shadow: 0 18px 45px rgba(15, 23, 42, 0.16);
    }
    header.mobile-menu-open nav a {
        display: block;
        padding: 0.85rem 0.9rem;
        border-radius: 8px;
    }
    header.mobile-menu-open nav a:hover {
        background: var(--bg);
    }
    header.mobile-menu-open nav .btn {
        margin-top: 0.35rem;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .hero h1 { font-size: 2rem; }
    .page-hero h1 { font-size: 1.75rem; }
    .proof { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: -1rem; max-width: calc(100% - 2rem); }
    .proof-item { width: 100%; min-height: 88px; padding: 1.1rem 1.2rem 0.95rem; border-left: 1px solid rgba(15, 23, 42, 0.08); border-top: 1px solid rgba(15, 23, 42, 0.08); }
    .proof-item:nth-child(odd) { border-left: 0; }
    .proof-item:nth-child(-n+2) { border-top: 0; }
    .proof-item:last-child { grid-column: 1 / -1; }
    .proof-item::before { left: 1.2rem; right: auto; width: 52px; }
    .proof-number { font-size: 1.25rem; }
    .proof-label { font-size: 0.68rem; }
    .services-grid { grid-template-columns: 1fr; }
    .service-tiles-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    .service-tiles-grid .service-tile { padding: 1.25rem 0.75rem; }
    .service-tiles-grid .tile-icon { font-size: 2rem; }
    .service-tiles-grid .tile-text { font-size: 0.85rem; }
    .footer-inner { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
    .footer-bottom a { margin-left: 0; margin-right: 1rem; }
    .cookie-consent { grid-template-columns: 1fr; gap: 0.7rem; padding: 0.85rem 1rem; }
    .cookie-consent h2 { font-size: 0.86rem; }
    .cookie-consent p { font-size: 0.82rem; line-height: 1.35; }
    .cookie-consent__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
    .cookie-consent__accept,
    .cookie-consent__decline { width: 100%; min-width: 0; padding: 0.62rem 0.7rem; font-size: 0.82rem; }
}