/* ============================================
   Ralf van Meer – Professional Website Styles
   ============================================ */

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

:root {
    --primary:       #1a2744;
    --primary-light: #243660;
    --gold:          #c8860a;
    --gold-hover:    #d99510;
    --text:          #1e293b;
    --text-muted:    #64748b;
    --white:         #ffffff;
    --bg:            #ffffff;
    --bg-alt:        #f8fafc;
    --border:        #e2e8f0;
    --radius-sm:     4px;
    --radius:        8px;
    --radius-lg:     12px;
    --shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --shadow:        0 4px 16px rgba(0,0,0,.09);
    --shadow-lg:     0 20px 40px rgba(0,0,0,.13);
    --max-width:     1160px;
    --t:             200ms ease;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ============================================
   NAVIGATION
   ============================================ */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--primary);
    box-shadow: 0 2px 20px rgba(0,0,0,.28);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
}

.brand {
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    text-decoration: none;
    flex-shrink: 0;
    white-space: nowrap;
}
.brand span { color: var(--gold); }

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 4px;
}
.nav-links a {
    color: rgba(255,255,255,.75);
    font-size: .9375rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius);
    text-decoration: none;
    transition: color var(--t), background var(--t);
    white-space: nowrap;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.1); }
.nav-links a.active { color: var(--gold); background: rgba(200,134,10,.12); }

.btn-nav {
    background: var(--gold) !important;
    color: var(--white) !important;
    font-weight: 600 !important;
    padding: 9px 18px !important;
    margin-left: 8px;
}
.btn-nav:hover { background: var(--gold-hover) !important; color: var(--white) !important; }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--t);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius);
    font-size: .9375rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
    transition: all var(--t);
    line-height: 1;
}
.btn-gold { background: var(--gold); color: var(--white); border-color: var(--gold); }
.btn-gold:hover {
    background: var(--gold-hover); border-color: var(--gold-hover);
    color: var(--white); transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(200,134,10,.35);
}
.btn-outline-white { background: transparent; color: var(--white); border-color: rgba(255,255,255,.45); }
.btn-outline-white:hover {
    background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.8);
    color: var(--white); transform: translateY(-1px);
}
.btn-full { width: 100%; }

/* ============================================
   HERO (home)
   ============================================ */
.hero {
    background: linear-gradient(145deg, var(--primary) 0%, #1e3a6a 55%, #152d58 100%);
    padding: 96px 0 80px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -20%; right: -8%;
    width: 640px; height: 640px;
    background: radial-gradient(circle, rgba(200,134,10,.07) 0%, transparent 70%);
    pointer-events: none;
}
.hero-content { max-width: 730px; position: relative; }

.hero-label {
    display: inline-block;
    font-size: .8125rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(200,134,10,.12);
    border: 1px solid rgba(200,134,10,.3);
    border-radius: 20px;
    padding: 4px 14px;
    margin-bottom: 20px;
}
.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}
.hero h1 em { color: var(--gold); font-style: normal; }
.hero p { font-size: 1.0625rem; color: rgba(255,255,255,.82); margin-bottom: 14px; line-height: 1.75; }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

/* ============================================
   STATS BAR
   ============================================ */
.stats-bar {
    background: var(--primary);
    border-top: 1px solid rgba(255,255,255,.08);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    border-left: 1px solid rgba(255,255,255,.08);
}
.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 28px 16px;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,.08);
}
.stat-value {
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}
.stat-label { font-size: .8125rem; color: rgba(255,255,255,.6); font-weight: 500; }

/* ============================================
   PAGE HERO (sub-pages)
   ============================================ */
.page-hero {
    background: linear-gradient(145deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 64px 0 56px;
    color: var(--white);
}
.breadcrumb { font-size: .8125rem; color: rgba(255,255,255,.5); margin-bottom: 12px; }
.breadcrumb a { color: rgba(255,255,255,.5); text-decoration: none; transition: color var(--t); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span { margin: 0 6px; }
.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}
.page-hero p { font-size: 1.0625rem; color: rgba(255,255,255,.72); max-width: 620px; line-height: 1.7; }

/* ============================================
   SECTIONS
   ============================================ */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }

.section-title {
    font-size: 2.125rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}
.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-muted);
    margin-bottom: 48px;
    line-height: 1.65;
    max-width: 620px;
}

/* ============================================
   EXPECT GRID (home)
   ============================================ */
.expect-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

.expect-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.expect-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(200,134,10,.4); }
.expect-icon {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--gold);
    opacity: .22;
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -0.04em;
}
.expect-card h3 { font-size: 1.125rem; color: var(--primary); margin-bottom: 10px; }
.expect-card p { font-size: .9375rem; color: var(--text-muted); line-height: 1.7; }

/* ============================================
   TWO COLUMN LAYOUT
   ============================================ */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.two-col p { color: var(--text); margin-bottom: 16px; font-size: 1.0625rem; line-height: 1.75; }

.action-links { display: flex; flex-direction: column; gap: 10px; margin-top: 28px; }
.link-arrow {
    color: var(--gold);
    font-weight: 600;
    font-size: .9375rem;
    display: inline-block;
    transition: color var(--t), transform var(--t);
}
.link-arrow:hover { color: var(--gold-hover); transform: translateX(4px); }

.use-cases { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.use-case {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    transition: border-color var(--t), box-shadow var(--t);
}
.use-case:hover { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(200,134,10,.08); }
.use-case h4 {
    font-size: .8125rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 6px;
}
.use-case p { font-size: .875rem; color: var(--text-muted); line-height: 1.6; margin: 0; }

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section { background: var(--primary); padding: 88px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 72px; align-items: start; }
.contact-section .section-title { color: var(--white); }
.contact-section .section-subtitle { color: rgba(255,255,255,.68); margin-bottom: 32px; }

.contact-highlights { display: flex; flex-direction: column; gap: 0; }
.contact-highlight {
    display: flex; flex-direction: column; gap: 3px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.contact-highlight:first-child { padding-top: 0; }
.contact-highlight:last-child { border-bottom: none; }
.contact-highlight strong { font-size: .9375rem; color: var(--white); font-weight: 600; }
.contact-highlight span { font-size: .8125rem; color: rgba(255,255,255,.5); }

.contact-form {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius-lg);
    padding: 36px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .8125rem; font-weight: 600; margin-bottom: 7px; color: rgba(255,255,255,.85); }
.form-group label span { color: var(--gold); }
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 11px 16px;
    border: 1px solid rgba(255,255,255,.18);
    border-radius: var(--radius);
    background: rgba(255,255,255,.08);
    color: var(--white);
    font-size: .9375rem;
    font-family: inherit;
    transition: border-color var(--t), background var(--t);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.33); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--gold); background: rgba(255,255,255,.12); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* ============================================
   CONTENT (prose pages)
   ============================================ */
.content-area { padding: 72px 0; }
.content-narrow { max-width: 800px; }

.prose h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    margin: 56px 0 16px;
    padding-top: 56px;
    border-top: 1px solid var(--border);
    letter-spacing: -0.025em;
}
.prose h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.prose h3 { font-size: 1.25rem; font-weight: 700; color: var(--primary); margin: 32px 0 10px; }
.prose p { color: var(--text); margin-bottom: 18px; font-size: 1rem; line-height: 1.8; }
.prose ul { padding-left: 24px; margin-bottom: 18px; }
.prose ul li { margin-bottom: 8px; line-height: 1.7; color: var(--text); }
.prose ul li::marker { color: var(--gold); }
.prose strong { font-weight: 600; color: var(--text); }

/* ============================================
   PROCESS STEPS
   ============================================ */
.process-steps { max-width: 780px; }
.step { display: flex; gap: 28px; position: relative; padding-bottom: 48px; }
.step:last-child { padding-bottom: 0; }
.step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 21px; top: 44px; bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--gold), rgba(200,134,10,.12));
}
.step-num {
    flex-shrink: 0;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--gold);
    color: var(--white);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.0625rem; font-weight: 800;
    position: relative; z-index: 1;
    box-shadow: 0 0 0 5px rgba(200,134,10,.15);
}
.step-body { padding-top: 7px; }
.step-body h3 { font-size: 1.1875rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.step-body p { font-size: .9375rem; color: var(--text); line-height: 1.75; }

/* ============================================
   COST BOX
   ============================================ */
.cost-box {
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: 44px;
    margin: 52px 0;
    max-width: 780px;
}
.cost-box h2 { font-size: 1.375rem; font-weight: 800; color: var(--gold); margin-bottom: 28px; letter-spacing: -0.02em; }
.cost-item {
    display: flex; justify-content: space-between; align-items: baseline;
    gap: 24px; padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.cost-item:first-of-type { padding-top: 0; }
.cost-item:last-of-type { border-bottom: none; padding-bottom: 0; }
.cost-label { font-size: .9375rem; color: rgba(255,255,255,.82); line-height: 1.5; }
.cost-label small { display: block; font-size: .8125rem; color: rgba(255,255,255,.44); margin-top: 2px; }
.cost-value { font-size: 1.375rem; font-weight: 800; color: var(--gold); white-space: nowrap; letter-spacing: -0.02em; }

/* ============================================
   CALLOUT
   ============================================ */
.callout {
    border-left: 3px solid var(--gold);
    background: rgba(200,134,10,.05);
    padding: 18px 22px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 24px 0;
    max-width: 780px;
}
.callout p { margin: 0; font-size: .9375rem; color: var(--text); line-height: 1.7; }

/* ============================================
   CASES GRID (about)
   ============================================ */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 20px;
    max-width: 900px;
    margin-top: 40px;
}
.case-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--gold); }
.case-card-label {
    font-size: .75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .08em;
    color: var(--gold); margin-bottom: 10px;
}
.case-card p { font-size: .9375rem; color: var(--text); line-height: 1.7; margin: 0; }

/* ============================================
   FAQ
   ============================================ */
.faq-container { max-width: 780px; }
.faq-group { margin-bottom: 52px; }
.faq-group:last-child { margin-bottom: 0; }

.faq-group-title {
    font-size: 1.25rem; font-weight: 700; color: var(--primary);
    margin-bottom: 20px; padding-bottom: 14px;
    border-bottom: 2px solid var(--gold);
}
.faq-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 8px; overflow: hidden; }

.faq-question {
    display: flex; justify-content: space-between; align-items: center;
    width: 100%; padding: 18px 22px;
    background: var(--bg); border: none; cursor: pointer;
    font-size: .9375rem; font-weight: 600; font-family: inherit;
    color: var(--text); text-align: left; gap: 16px;
    transition: background var(--t), color var(--t);
}
.faq-question:hover { background: var(--bg-alt); }
.faq-question.open { background: var(--primary); color: var(--white); }

.faq-icon {
    flex-shrink: 0; width: 24px; height: 24px;
    border-radius: 50%; border: 1.5px solid currentColor;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; opacity: .6;
    transition: transform var(--t), opacity var(--t);
}
.faq-question.open .faq-icon { transform: rotate(45deg); opacity: 1; border-color: rgba(255,255,255,.5); }

.faq-answer {
    max-height: 0; overflow: hidden;
    transition: max-height .35s ease, padding .2s ease;
    font-size: .9375rem; line-height: 1.75; color: var(--text);
    background: var(--bg);
}
.faq-answer.open { max-height: 600px; padding: 18px 22px 22px; }

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section { background: var(--primary); padding: 72px 0; text-align: center; }
.cta-section h2 { font-size: 2rem; font-weight: 800; color: var(--white); margin-bottom: 16px; letter-spacing: -0.03em; }
.cta-section p {
    font-size: 1.0625rem; color: rgba(255,255,255,.7);
    margin-bottom: 36px; max-width: 560px;
    margin-left: auto; margin-right: auto; line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
footer { background: #0d1b2a; padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 56px; margin-bottom: 52px; }
.footer-col-brand .footer-brand {
    font-size: 1.125rem; font-weight: 800; color: var(--white);
    letter-spacing: -0.02em; margin-bottom: 12px;
}
.footer-tagline { font-size: .875rem; color: rgba(255,255,255,.48); line-height: 1.65; max-width: 320px; }
.footer-col h4 {
    font-size: .75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .08em;
    color: rgba(255,255,255,.42); margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: .875rem; color: rgba(255,255,255,.58); text-decoration: none; transition: color var(--t); }
.footer-col ul a:hover { color: var(--gold); }
.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,.08); margin-bottom: 24px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: .8125rem; color: rgba(255,255,255,.33); }
.footer-bottom a { font-size: .8125rem; color: rgba(255,255,255,.33); text-decoration: none; transition: color var(--t); }
.footer-bottom a:hover { color: var(--gold); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero h1 { font-size: 2.5rem; }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .expect-grid { grid-template-columns: repeat(2,1fr); }
    .contact-grid { grid-template-columns: 1fr; gap: 36px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-links {
        display: none;
        position: absolute;
        top: 72px; left: 0; right: 0;
        background: var(--primary);
        flex-direction: column;
        padding: 16px 20px 20px; gap: 2px;
        box-shadow: 0 12px 30px rgba(0,0,0,.3);
        border-top: 1px solid rgba(255,255,255,.08);
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 10px 14px; font-size: 1rem; }
    .btn-nav { margin-left: 0; margin-top: 8px; }

    .hero { padding: 64px 0 52px; }
    .hero h1 { font-size: 2rem; }
    .page-hero { padding: 48px 0 40px; }
    .page-hero h1 { font-size: 1.875rem; }
    .section { padding: 60px 0; }
    .section-title { font-size: 1.75rem; }

    .expect-grid { grid-template-columns: 1fr; }
    .two-col { grid-template-columns: 1fr; gap: 36px; }
    .use-cases { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form { padding: 24px; }
    .cost-box { padding: 28px; }
    .cases-grid { grid-template-columns: 1fr; }

    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .cta-section h2 { font-size: 1.625rem; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.75rem; }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
}