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

body {
    font-family: "Inter", "Segoe UI", system-ui, sans-serif;
    background: radial-gradient(circle at top, #2a2dff, #0d101f 60%);
    color: #f3f4f6;
    min-height: 100vh;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
    display: flex;
    flex-direction: column;
    gap: 2.2rem;
}

header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

h1 {
    font-size: clamp(2.2rem, 3vw, 3rem);
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.subtitle {
    margin-top: 0.2rem;
    color: #a7b0ff;
    font-size: 1rem;
}

.subtitle.bilingual {
    color: #cbd3ff;
    font-size: 0.95rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.card {
    border-radius: 20px;
    padding: 1.75rem;
    text-decoration: none;
    background: rgba(18, 22, 48, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 35px rgba(5, 9, 24, 0.6);
    transition: transform 0.3s ease, border-color 0.3s ease;
    backdrop-filter: blur(25px);
}

.card h2 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.card p {
    color: #c6d1ff;
}

.card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.4);
}

footer {
    text-align: center;
    color: #8ea3ff;
    font-size: 0.9rem;
}

.document {
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
}

section {
    background: rgba(14, 17, 31, 0.82);
    padding: 1.8rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 18px 38px rgba(4, 7, 18, 0.7);
}

section h2 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

section p,
section li {
    line-height: 1.78;
    color: #dfe4ff;
}

.bilingual {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.lang-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.35rem;
}

.lang-block {
    background: rgba(10, 13, 27, 0.92);
    border-radius: 18px;
    padding: 1.3rem 1.4rem;
    border: 1px solid rgba(255, 255, 255, 0.07);
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.lang-block h3 {
    text-transform: uppercase;
    font-size: 0.83rem;
    letter-spacing: 0.08em;
    color: #8aa3ff;
}

.lang-block ul {
    margin-left: 1rem;
}

.dual-block {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.15rem;
}

.dual-block>div {
    background: rgba(11, 14, 29, 0.85);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    padding: 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.lang-label {
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: #8aa3ff;
    font-weight: 600;
    text-transform: uppercase;
}

.dual-list {
    list-style: none;
    margin-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.dual-list li {
    background: rgba(8, 11, 26, 0.85);
    border-radius: 12px;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.note {
    margin-top: 0.9rem;
    padding: 1rem 1.2rem;
    border-radius: 14px;
    background: rgba(5, 7, 16, 0.88);
    border: 1px dashed rgba(150, 160, 255, 0.45);
    color: #d1d7ff;
}

.highlight {
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, rgba(84, 88, 255, 0.18), rgba(0, 0, 0, 0.35));
}

.highlight ul {
    list-style: none;
    margin-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.back-link {
    font-size: 0.95rem;
    color: #9bc9ff;
    text-decoration: none;
    margin-bottom: 0.7rem;
    display: inline-block;
}

.last-updated {
    color: #96a4ff;
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

@media (max-width: 600px) {
    .container {
        padding: 1.5rem 1rem 2rem;
    }

    section {
        padding: 1.4rem;
    }

    .lang-columns {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2rem;
    }
}