/* ══════════════════════════════════════════════════════
   PRIVATE HOLLAND TOURS — Shared Stylesheet
   Design: Refined Luxury · Black / Ivory / Gold
══════════════════════════════════════════════════════ */
:root {
    --black: #0b0b0b;
    --black-soft: #151515;
    --charcoal: #222;
    --gray-dark: #4a4a4a;
    --gray: #7a7a7a;
    --gray-light: #aaa;
    --ivory: #f9f7f2;
    --ivory-warm: #f4f1e9;
    --white: #fff;
    --gold: #c8a44e;
    --gold-light: #ddb95e;
    --gold-dark: #a8873a;
    --gold-glow: rgba(200,164,78,.14);
    --green: #25D366;
    --green-dark: #1da851;
    --red-soft: #d94f4f;
    --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --max-w: 1180px;
    --radius: 8px;
    --radius-lg: 14px;
    --shadow: 0 4px 24px rgba(0,0,0,.06);
    --shadow-lg: 0 16px 56px rgba(0,0,0,.10);
    --transition: .3s cubic-bezier(.25,.46,.45,.94);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--sans); background: var(--ivory); color: var(--black); line-height: 1.72; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* Typography */
h1,h2,h3,h4 { font-family: var(--serif); font-weight: 500; line-height: 1.18; color: var(--black); }
h1 { font-size: clamp(2.1rem,5.2vw,3.6rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.65rem,3.6vw,2.5rem); letter-spacing: -.01em; margin-bottom: 1rem; }
h3 { font-size: clamp(1.15rem,2.2vw,1.4rem); margin-bottom: .6rem; }
h4 { font-size: 1.05rem; margin-bottom: .5rem; }
p { margin-bottom: 1rem; color: var(--gray-dark); }
.label { font-family: var(--sans); font-size: .68rem; letter-spacing: .28em; text-transform: uppercase; color: var(--gold); font-weight: 600; display: inline-flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.label::before { content: ''; width: 36px; height: 1px; background: var(--gold); }

/* Navbar */
.navbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(0,0,0,.06); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.brand { font-family: var(--serif); font-size: 1.35rem; font-weight: 600; letter-spacing: -.01em; }
.brand span { color: var(--gold); font-style: italic; }
.nav-links { display: flex; gap: 32px; align-items: center; list-style: none; }
.nav-links a { font-size: .92rem; font-weight: 500; color: var(--charcoal); transition: color var(--transition); }
.nav-links a:hover { color: var(--gold); }
.nav-cta { background: var(--black); color: var(--white) !important; padding: 10px 22px; border-radius: var(--radius); font-weight: 500; transition: all var(--transition); }
.nav-cta:hover { background: var(--gold); color: var(--black) !important; }
.mobile-toggle { display: none; background: none; border: none; font-size: 1.6rem; cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 16px 32px; border-radius: var(--radius); font-family: var(--sans); font-size: .98rem; font-weight: 600; letter-spacing: .01em; cursor: pointer; border: none; transition: all var(--transition); text-align: center; }
.btn-primary { background: var(--black); color: var(--white); }
.btn-primary:hover { background: var(--gold); color: var(--black); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-gold { background: var(--gold); color: var(--black); }
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-whatsapp { background: var(--green); color: var(--white); }
.btn-whatsapp:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline { background: transparent; color: var(--black); border: 1.5px solid var(--black); }
.btn-outline:hover { background: var(--black); color: var(--white); }

/* Page hero (compact, for non-home pages) */
.page-hero { background: linear-gradient(135deg, var(--black) 0%, var(--black-soft) 100%); color: var(--white); padding: 90px 0 80px; text-align: center; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, var(--gold-glow) 0%, transparent 70%); pointer-events: none; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); margin-bottom: 18px; }
.page-hero p { color: var(--gray-light); font-size: 1.1rem; max-width: 640px; margin: 0 auto; }
.breadcrumb { font-size: .82rem; color: var(--gold); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 18px; }
.breadcrumb a { color: var(--gold); }
.breadcrumb a:hover { text-decoration: underline; }

/* Sections */
section { padding: 80px 0; }
.section-title { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-title .label { justify-content: center; display: flex; }
.section-title p { margin-top: 14px; color: var(--gray); font-size: 1.05rem; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* Cards */
.card { background: var(--white); border-radius: var(--radius-lg); padding: 36px 30px; box-shadow: var(--shadow); border: 1px solid rgba(0,0,0,.04); transition: all var(--transition); }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-icon { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: var(--gold-glow); color: var(--gold); border-radius: var(--radius); margin-bottom: 18px; font-size: 1.5rem; }

/* Content (article / long-form) */
.content { max-width: 780px; margin: 0 auto; }
.content h2 { margin-top: 2.5rem; margin-bottom: 1rem; }
.content h3 { margin-top: 2rem; }
.content p { font-size: 1.05rem; line-height: 1.8; color: var(--gray-dark); }
.content ul, .content ol { margin: 1rem 0 1.5rem 1.5rem; color: var(--gray-dark); }
.content li { margin-bottom: .5rem; line-height: 1.75; }
.content blockquote { border-left: 3px solid var(--gold); padding: 12px 24px; margin: 2rem 0; font-family: var(--serif); font-style: italic; font-size: 1.2rem; color: var(--charcoal); background: var(--ivory-warm); border-radius: 0 var(--radius) var(--radius) 0; }
.content strong { color: var(--black); font-weight: 600; }

/* FAQ accordion */
.faq-item { background: var(--white); border: 1px solid rgba(0,0,0,.06); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; transition: all var(--transition); }
.faq-item.open { box-shadow: var(--shadow); }
.faq-q { display: flex; justify-content: space-between; align-items: center; padding: 22px 26px; cursor: pointer; font-family: var(--serif); font-size: 1.12rem; font-weight: 500; color: var(--black); }
.faq-q::after { content: '+'; font-size: 1.6rem; color: var(--gold); font-family: var(--sans); transition: transform var(--transition); }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; padding: 0 26px; overflow: hidden; color: var(--gray-dark); transition: all var(--transition); }
.faq-item.open .faq-a { max-height: 400px; padding: 0 26px 22px; }

/* Contact form */
.form-grid { display: grid; gap: 18px; max-width: 560px; margin: 0 auto; }
.form-grid label { font-size: .88rem; font-weight: 500; color: var(--charcoal); display: block; margin-bottom: 6px; }
.form-grid input, .form-grid textarea, .form-grid select { width: 100%; padding: 14px 16px; border: 1px solid rgba(0,0,0,.12); border-radius: var(--radius); font-family: var(--sans); font-size: 1rem; background: var(--white); transition: border-color var(--transition); }
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus { outline: none; border-color: var(--gold); }
.form-grid textarea { resize: vertical; min-height: 120px; }

/* Final CTA */
.final-cta { background: var(--black); color: var(--white); text-align: center; padding: 100px 0; }
.final-cta h2 { color: var(--white); }
.final-cta p { color: var(--gray-light); max-width: 560px; margin: 18px auto 36px; font-size: 1.08rem; }
.final-cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer { background: var(--black-soft); color: var(--gray-light); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
.footer-brand { font-family: var(--serif); font-size: 1.4rem; color: var(--white); margin-bottom: 14px; }
.footer-brand span { color: var(--gold); font-style: italic; }
.footer h4 { color: var(--white); font-family: var(--sans); font-size: .88rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul { list-style: none; }
.footer li { margin-bottom: 10px; font-size: .92rem; }
.footer a { color: var(--gray-light); transition: color var(--transition); }
.footer a:hover { color: var(--gold); }
.footer-bottom { padding-top: 30px; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .85rem; }

/* Sticky WhatsApp */
.sticky-wa { position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px; background: var(--green); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(37,211,102,.4); z-index: 90; transition: transform var(--transition); }
.sticky-wa:hover { transform: scale(1.08); }
.sticky-wa::before { content: ''; position: absolute; inset: -6px; border-radius: 50%; border: 2px solid var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(1.3); opacity: 0; } }

/* Mobile */
@media (max-width: 860px) {
    .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); flex-direction: column; padding: 20px; gap: 18px; border-bottom: 1px solid rgba(0,0,0,.08); }
    .nav-links.open { display: flex; }
    .mobile-toggle { display: block; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    section { padding: 60px 0; }
    .page-hero { padding: 60px 0 50px; }
}
@media (max-width: 520px) {
    .footer-grid { grid-template-columns: 1fr; }
}