/* Variables, reset, base, shared components */
:root {
    --bg: #0f172a;
    --text: #e5e7eb;
    --accent: #22d3ee;
    --gray: #1e293b;
    --border: #334155;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

nav {
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
    color: var(--accent);
}

a.logo {
    text-decoration: none;
    color: var(--accent);
}

a.logo img {
    display: block;
    height: auto;
    max-height: 9rem;
    width: auto;
    max-width: min(800px, 92vw);
}

nav > a.logo {
    margin-left: 0;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 0.8rem;
    margin-left: 30px;
    text-transform: uppercase;
}

nav a:hover {
    color: var(--accent);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.lang-select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    background: var(--gray);
    color: var(--text);
    cursor: pointer;
}

.btn {
    display: inline-block;
    background: var(--accent);
    color: var(--bg);
    padding: 20px 40px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: 0.2s;
}

.btn:hover {
    filter: brightness(1.08);
}

.label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 20px;
    display: block;
    color: var(--accent);
}

.back-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.back-link-accent {
    text-decoration: none;
    color: var(--accent);
    font-weight: 700;
}