/* Walldorf Offices — Design‑forward One‑Pager (inspired, not copied) */
/* Reset & base */
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial;color:#0f172a;background:#f8fafc;line-height:1.6}
img{max-width:100%;display:block} a{text-decoration:none;color:inherit}
h1,h2,h3{letter-spacing:-.02em}

/* Theme tokens */
:root{
  --brand-900:#0d2b5b;
  --brand-600:#1b7cbf;
  --brand-500:#2196d3;
  --ink:#0f172a;
  --muted:#64748b;
  --bg:#f8fafc;
  --card:#ffffff;
  --border:#e5e7eb;
  --radius: 20px;
  --shadow: 0 30px 70px -40px rgba(13,43,91,.45);
}

/* Containers */
.container{width:min(1180px,92vw);margin-inline:auto}
.section{padding:96px 0}
.section.alt{background:#fff}
.section-head{margin-bottom:28px}
.section-head.center{text-align:center}
.section-head .eyebrow{display:inline-block;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-900);background:#e6f2fb;border:1px solid #cfe6fb;border-radius:999px;padding:6px 10px;font-size:.75rem;margin-bottom:8px}
.section-head h2{margin:6px 0 6px;font-size:clamp(1.8rem,1.4rem + 1.6vw,2.6rem);color:var(--ink)}
.section-head p{color:var(--muted);margin:0}

/* Announcement bar */
.announce{position:relative;z-index:60;background:linear-gradient(90deg,rgba(27,124,191,.12),rgba(13,43,91,.12));border-bottom:1px solid var(--border);padding:10px 0}
.announce .container{display:flex;gap:12px;align-items:center;justify-content:center;color:#0b2447}
.announce .link{color:var(--brand-900);text-decoration:underline}

/* Header / Nav (glass) */
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border);background:rgba(255,255,255,.72);backdrop-filter:blur(10px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;color:#fff;font-weight:800;letter-spacing:.08em;background:linear-gradient(135deg,var(--brand-900),var(--brand-600));box-shadow:var(--shadow)}
.logo-sm{width:36px;height:36px;border-radius:10px}
.brand-text{display:flex;flex-direction:column}
.brand-name{font-weight:800;color:var(--brand-900)}
.brand-tag{color:var(--muted);font-size:.92rem}
.nav-toggle{display:none;background:transparent;border:0;width:44px;height:44px;position:relative}
.nav-toggle span{position:absolute;left:10px;right:10px;height:2px;background:#0f172a;border-radius:2px;transition:.25s}
.nav-toggle span:nth-child(1){top:14px}.nav-toggle span:nth-child(2){top:21px}.nav-toggle span:nth-child(3){top:28px}
.nav-menu{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.nav-menu a{padding:10px 12px;border-radius:12px}
.nav-menu a:hover{background:#eef2ff}
.btn.btn-sm{padding:8px 12px;font-size:.92rem}

@media (max-width:920px){
  .nav-toggle{display:block}
  .nav-menu{position:fixed;inset:64px 0 auto 0;background:#fff;border-bottom:1px solid var(--border);flex-direction:column;padding:18px;transform:translateY(-120%);transition:.3s}
  .nav-menu.open{transform:translateY(0)}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 16px;border-radius:14px;border:1px solid transparent;font-weight:700;box-shadow:var(--shadow)}
.btn-lg{padding:14px 18px}
.btn-primary{background:linear-gradient(135deg,var(--brand-600),var(--brand-500));color:#fff}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--brand-900)}
.btn:hover{transform:translateY(-1px)}

/* Pills & badges */
.pill,.badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#111827;color:#fff;font-size:.8rem}
.pill-primary{background:var(--brand-600)}
.pill-outline{background:#fff;color:var(--brand-900);border:1px solid var(--brand-900)}
.badge-outline{background:#fff;color:var(--brand-900);border:1px solid var(--brand-900)}
.badge{background:#0f172a}
.badge + .badge{margin-left:8px}

/* Hero */
.hero{position:relative;padding:72px 0 24px;overflow:hidden}
.bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(2,6,23,.06) 1px,transparent 1px), linear-gradient(90deg, rgba(2,6,23,.06) 1px, transparent 1px); background-size:28px 28px; mask-image:linear-gradient(to bottom, rgba(0,0,0,.7), rgba(0,0,0,.1))}
.gradient-blur{position:absolute;filter:blur(70px);opacity:.6;pointer-events:none}
.gradient-blur.g1{width:440px;height:440px;left:-120px;top:-80px;background:radial-gradient(circle at 30% 30%, #b2e8ff, transparent 50%), radial-gradient(circle at 70% 70%, #6db4ff, transparent 50%)}
.gradient-blur.g2{width:520px;height:520px;right:-160px;top:-60px;background:radial-gradient(circle at 30% 30%, #e6f2fb, transparent 45%), radial-gradient(circle at 80% 60%, #c7e0ff, transparent 50%)}
.hero-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:36px}
.hero-copy h1{margin:0 0 10px;font-size:clamp(2.4rem,2rem + 2vw,4rem);line-height:1.05;color:var(--ink)}
.hero-copy .topline{font-size:clamp(1.1rem,1rem + .6vw,1.3rem);letter-spacing:.06em;color:var(--brand-900)}
.grad{background:linear-gradient(90deg,var(--brand-900),var(--brand-600));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-copy .lead{color:var(--muted)}
.hero-cta{display:flex;gap:12px;margin:18px 0}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px}
.trust{display:flex;align-items:center;gap:10px;margin-top:12px}
.trust .logos{display:flex;gap:8px;flex-wrap:wrap}
.logo-pill{padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:#fff;color:#0b2447;font-weight:600}

.hero-stack{display:grid;gap:14px;align-content:start}
.stack-card{display:grid;grid-template-columns:40px 1fr;gap:12px;padding:16px;border-radius:16px;border:1px solid rgba(255,255,255,.6);background:linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.7));box-shadow:var(--shadow)}
.stack-icon{font-size:20px}
.stack-content h4{margin:0 0 4px}
.stack-content p{margin:0;color:var(--muted)}

@media (max-width:920px){
  .hero-inner{grid-template-columns:1fr}
}

/* Cards */
.cards{display:grid;gap:18px}
.cards.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:1020px){.cards.three{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);position:relative}
.card.highlight{border-color:rgba(27,124,191,.35);box-shadow:0 30px 80px -40px rgba(27,124,191,.55)}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.price{display:flex;flex-direction:column;gap:4px;margin:6px 0 8px}
.price .amount{font-size:2.2rem;font-weight:800;color:#0f172a}
.price .meta{color:var(--muted);font-size:.95rem}
.price.small .amount{font-size:1.4rem}
.features{list-style:none;margin:10px 0 0;padding:0;color:#0f172a}
.features li{margin:6px 0;padding-left:18px;position:relative}
.features li::before{content:'•';position:absolute;left:0;color:var(--brand-600)}
.divider{border-top:1px dashed var(--border);margin:10px 0}
.addlines .muted.ex{margin-top:6px}
.card-cta{margin-top:12px}

/* Calculator */
.calc{margin-top:26px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.calc h4{margin:0 0 12px;color:var(--brand-900)}
.calc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.calc-grid label{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:.95rem}
.calc-grid input,.calc-grid select{border:1px solid var(--border);border-radius:12px;padding:10px;font-size:1rem;background:#fff}
.calc-result{margin-top:12px;padding:12px;border-radius:12px;background:#f0f9ff;border:1px solid #bae6fd;color:#075985}
@media (max-width:920px){.calc-grid{grid-template-columns:1fr 1fr}}

/* Features grid */
.grid{display:grid;gap:18px}
.features-grid{grid-template-columns:repeat(3,1fr)}
.feature-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.feature-card .icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand-900),var(--brand-600));box-shadow:var(--shadow);}
.feature-card h3{margin:8px 0 6px}
.feature-card p{margin:0;color:var(--muted)}
@media (max-width:1020px){.features-grid{grid-template-columns:1fr}}

/* Timeline */
.timeline{position:relative}
.tl-item{display:grid;grid-template-columns:24px 1fr;column-gap:12px;margin:12px 0}
.tl-dot{width:14px;height:14px;border-radius:999px;background:var(--brand-600);margin-top:7px}
.tl-content h4{margin:0 0 4px}.tl-content p{margin:0;color:var(--muted)}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--border);border-radius:16px;padding:12px 14px;margin:10px 0;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:700}
.faq .answer{margin-top:8px;color:var(--muted)}

/* Contact */
.contact .contact-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.grid.two{grid-template-columns:1fr 1fr}
.contact-form label{display:flex;flex-direction:column;gap:6px;font-weight:700}
.contact-form input,.contact-form textarea,.contact-form select{border:1px solid var(--border);border-radius:12px;padding:10px;font-size:1rem;background:#fff}
.form-actions{display:flex;align-items:center;gap:12px;margin-top:8px}
.small{font-size:.9rem}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0;gap:16px;flex-wrap:wrap}
.footer-nav{display:flex;gap:12px;list-style:none;margin:0;padding:0}
.footer-nav a{color:var(--muted)}
.footer-brand{display:flex;gap:10px;align-items:center}
.legal{color:var(--muted)}

/* Accessibility */
a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:2px solid #93c5fd;outline-offset:2px}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(12px);transition:.6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}