/* ═══════════════════════════════════════
   BALVANYOS.RO — Stylesheet
   Clean, modern, mobile-first
   ═══════════════════════════════════════ */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-primary: #1a5c3a;
    --color-primary-light: #2d8a5e;
    --color-primary-dark: #0e3d26;
    --color-accent: #c8a45c;
    --color-text: #2c2c2c;
    --color-text-light: #666;
    --color-bg: #fafaf8;
    --color-white: #fff;
    --color-border: #e5e5e0;
    --color-section-alt: #f0efe8;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
    --max-width: 1200px;
    --content-narrow: 780px;
    --radius: 8px;
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
    --transition: 0.25s ease;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-light); }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.25rem; }
.content-narrow { max-width: var(--content-narrow); margin: 0 auto; }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--color-primary-dark); }
h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 0.75rem; }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); margin-top: 2rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; margin-top: 1.5rem; margin-bottom: 0.5rem; }

.prose { font-size: 1.05rem; }
.prose p { margin-bottom: 1.25rem; }
.prose ul, .prose ol { margin: 1rem 0 1.25rem 1.5rem; }
.prose li { margin-bottom: 0.4rem; }

/* ── Buttons ── */
.btn {
    display: inline-block; padding: 0.65rem 1.5rem; border-radius: var(--radius);
    font-weight: 600; font-size: 0.95rem; transition: all var(--transition); border: 2px solid transparent;
}
.btn-primary { background: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background: var(--color-primary-light); color: var(--color-white); }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.85rem; }

/* ── Header ── */
.site-header {
    background: var(--color-white); border-bottom: 1px solid var(--color-border);
    position: sticky; top: 0; z-index: 100; backdrop-filter: blur(8px);
}
.site-header .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px; gap: 1.5rem;
}
.logo { display: flex; align-items: center; gap: 0.4rem; font-weight: 700; font-size: 1.2rem; color: var(--color-primary-dark); }
.logo-icon { font-size: 1.5rem; }
.logo-suffix { color: var(--color-accent); }

.main-nav { display: flex; gap: 0.25rem; overflow-x: auto; }
.nav-link {
    padding: 0.4rem 0.75rem; border-radius: var(--radius); font-size: 0.85rem;
    font-weight: 500; color: var(--color-text); white-space: nowrap;
}
.nav-link:hover, .nav-link.active { background: var(--color-section-alt); color: var(--color-primary); }

.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.lang-switch {
    padding: 0.3rem 0.7rem; border-radius: var(--radius); font-size: 0.8rem;
    font-weight: 600; background: var(--color-section-alt); color: var(--color-text);
}
.lang-switch:hover { background: var(--color-primary); color: var(--color-white); }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); margin: 5px 0; transition: var(--transition); }

/* ── Hero ── */
.hero {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white); padding: 4rem 0 3.5rem; text-align: center;
}
.hero h1 { color: var(--color-white); font-size: clamp(2rem, 5vw, 3.25rem); }
.hero-subtitle { font-size: 1.15rem; opacity: 0.9; max-width: 600px; margin: 0.5rem auto 0; }

/* ── Page Header ── */
.page-header {
    background: var(--color-section-alt); padding: 3rem 0 2.5rem; border-bottom: 1px solid var(--color-border);
}
.page-excerpt { font-size: 1.1rem; color: var(--color-text-light); margin-top: 0.25rem; max-width: 600px; }
.page-meta { font-size: 0.85rem; color: var(--color-text-light); margin-top: 0.5rem; }
.back-link { font-size: 0.9rem; display: inline-block; margin-bottom: 0.75rem; }

/* ── Sections ── */
.section { padding: 3rem 0; }
.section + .section { border-top: 1px solid var(--color-border); }
.section-cta { background: var(--color-section-alt); text-align: center; }

/* ── Guide Grid ── */
.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.guide-card {
    background: var(--color-white); border-radius: var(--radius); border: 1px solid var(--color-border);
    overflow: hidden; transition: box-shadow var(--transition);
}
.guide-card:hover { box-shadow: var(--shadow-lg); }
.guide-card-img { height: 200px; overflow: hidden; background: var(--color-section-alt); }
.guide-card-img img { width: 100%; height: 100%; object-fit: cover; }
.guide-card-body { padding: 1.25rem; }
.guide-card-body h2 { font-size: 1.2rem; margin-top: 0; }
.guide-card-body p { font-size: 0.95rem; color: var(--color-text-light); margin: 0.5rem 0 1rem; }

/* ── FAQ ── */
.faq-list { margin-top: 1rem; }
.faq-item {
    border: 1px solid var(--color-border); border-radius: var(--radius);
    margin-bottom: 0.5rem; overflow: hidden;
}
.faq-item summary {
    padding: 1rem 1.25rem; cursor: pointer; font-weight: 600; font-size: 0.95rem;
    list-style: none; position: relative; padding-right: 2.5rem;
}
.faq-item summary::after {
    content: '+'; position: absolute; right: 1.25rem; top: 50%; transform: translateY(-50%);
    font-size: 1.3rem; font-weight: 400; color: var(--color-text-light);
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 1.25rem 1rem; font-size: 0.95rem; color: var(--color-text-light); }

/* ── Error / Coming Soon ── */
.page-error { text-align: center; padding: 5rem 0; }
.error-block { max-width: 480px; margin: 0 auto; }
.error-code { font-family: var(--font-heading); font-size: 6rem; font-weight: 700; color: var(--color-primary); opacity: 0.3; line-height: 1; }
.coming-soon-block { text-align: center; padding: 3rem 0; }
.coming-soon-icon { font-size: 3rem; display: block; margin-bottom: 1rem; }

/* ── Footer ── */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.8); padding: 3rem 0 1.5rem; margin-top: 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
.footer-brand .logo-text { color: var(--color-white); font-size: 1.2rem; font-weight: 700; }
.footer-brand .logo-icon { font-size: 1.5rem; }
.footer-desc { font-size: 0.9rem; margin-top: 0.75rem; opacity: 0.8; }
.footer-nav h4 { color: var(--color-white); font-size: 0.9rem; font-family: var(--font-body); margin-bottom: 0.75rem; }
.footer-nav a { display: block; color: rgba(255,255,255,0.7); font-size: 0.85rem; padding: 0.2rem 0; }
.footer-nav a:hover { color: var(--color-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); margin-top: 2rem; padding-top: 1.25rem; text-align: center; font-size: 0.8rem; opacity: 0.6; }

/* ── Mobile ── */
@media (max-width: 768px) {
    .main-nav {
        display: none; position: absolute; top: 64px; left: 0; right: 0;
        background: var(--color-white); flex-direction: column; padding: 1rem;
        border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow);
    }
    .main-nav.open { display: flex; }
    .nav-link { padding: 0.6rem 0.75rem; }
    .menu-toggle { display: block; }
    .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .hero { padding: 3rem 0 2.5rem; }
    .guide-grid { grid-template-columns: 1fr; }
}

/* ── Utility ── */
.text-muted { color: var(--color-text-light); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }