/* =========================================================
   Hanseartes ep Anlageverwaltung — Premium Schwarz-Gold-Design
   ========================================================= */

:root{
  --bg: #0a0a0c;
  --bg-soft: #111114;
  --bg-elev: #16161a;
  --card: #18181c;
  --card-border: rgba(212,175,55,0.16);
  --gold: #d4af37;
  --gold-light: #f2da8e;
  --gold-dark: #9c7a22;
  --gold-soft: rgba(212,175,55,0.12);
  --text: #f3efe6;
  --text-muted: #a9a49a;
  --text-faint: #767268;
  --success: #6fcf97;
  --danger: #eb5757;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --shadow-gold: 0 10px 40px -12px rgba(212,175,55,0.35);
  --shadow-dark: 0 20px 50px -20px rgba(0,0,0,0.8);
  --maxw: 1200px;
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before{
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(212,175,55,0.10), transparent 60%),
    radial-gradient(ellipse 800px 500px at 110% 10%, rgba(212,175,55,0.07), transparent 60%),
    radial-gradient(ellipse 1000px 700px at 50% 120%, rgba(212,175,55,0.06), transparent 60%),
    var(--bg);
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{ font-family: var(--font-serif); font-weight: 700; line-height: 1.25; margin: 0 0 .6em; color: var(--text); }
p{ margin: 0 0 1.1em; color: var(--text-muted); }
ul, ol{ color: var(--text-muted); }
.container{ max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

::selection{ background: var(--gold); color: #100e05; }

/* Scrollbar */
::-webkit-scrollbar{ width: 10px; }
::-webkit-scrollbar-track{ background: var(--bg); }
::-webkit-scrollbar-thumb{ background: var(--gold-dark); border-radius: 10px; }

/* ---------- Utility ---------- */
.eyebrow{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-sans); font-size: 12.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--gold-light); font-weight: 600;
  margin-bottom: 14px;
}
.eyebrow::before{ content:""; width: 26px; height: 1px; background: linear-gradient(90deg, var(--gold), transparent); }

.gold-text{
  background: linear-gradient(100deg, var(--gold-light) 0%, var(--gold) 40%, var(--gold-dark) 60%, var(--gold) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.section{ padding: 96px 0; }
.section-tight{ padding: 56px 0; }
.section-head{ max-width: 680px; margin: 0 0 48px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2{ font-size: clamp(28px, 3.4vw, 42px); margin-bottom: 12px; }
.section-head p{ font-size: 17px; }

.divider{ height: 1px; background: linear-gradient(90deg, transparent, var(--card-border), transparent); border: 0; margin: 0; }

.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: 14.5px;
  cursor: pointer; border: 1px solid transparent; transition: all .25s ease;
  font-family: var(--font-sans); white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--gold-light), var(--gold) 55%, var(--gold-dark));
  color: #16130a; box-shadow: var(--shadow-gold);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 16px 46px -12px rgba(212,175,55,0.55); }
.btn-outline{ border-color: var(--card-border); color: var(--text); background: rgba(255,255,255,0.02); }
.btn-outline:hover{ border-color: var(--gold); color: var(--gold-light); }
.btn-sm{ padding: 10px 20px; font-size: 13px; }

.badge{
  display: inline-block; padding: 5px 14px; border-radius: 999px;
  font-size: 11.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  background: var(--gold-soft); color: var(--gold-light); border: 1px solid var(--card-border);
}

/* ---------- Header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,10,12,0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--card-border);
}
.nav{ display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; }
.brand{ display: flex; align-items: center; gap: 10px; font-family: var(--font-serif); font-size: 21px; font-weight: 700; letter-spacing: .01em; }
.brand-mark{
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
  display: flex; align-items: center; justify-content: center;
  color: #14110a; font-family: var(--font-serif); font-weight: 700; font-size: 19px;
  box-shadow: 0 6px 18px -6px rgba(212,175,55,0.6);
}
.brand span{ color: var(--gold-light); }

.nav-links{ display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a{
  display: inline-block; padding: 10px 16px; font-size: 14.5px; font-weight: 500;
  color: var(--text-muted); border-radius: 999px; transition: all .2s ease; position: relative;
}
.nav-links a:hover, .nav-links a.active{ color: var(--gold-light); background: var(--gold-soft); }

.nav-actions{ display: flex; align-items: center; gap: 14px; }
.nav-toggle{
  display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span{ width: 24px; height: 2px; background: var(--gold-light); border-radius: 2px; transition: all .25s ease; }

.mobile-nav{
  display: none; flex-direction: column; gap: 2px; padding: 10px 20px 20px;
  border-top: 1px solid var(--card-border);
}
.mobile-nav a{ padding: 13px 6px; color: var(--text-muted); font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.04); }
.mobile-nav a.active, .mobile-nav a:hover{ color: var(--gold-light); }

body.nav-open .mobile-nav{ display: flex; }
body.nav-open .nav-toggle span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2){ opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px){
  .nav-links{ display: none; }
  .nav-toggle{ display: flex; }
}

/* ---------- Hero ---------- */
.hero{
  position: relative; padding: 90px 0 100px; overflow: hidden;
  border-bottom: 1px solid var(--card-border);
}
.hero-grid{ display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1{ font-size: clamp(34px, 5vw, 60px); margin-bottom: 22px; letter-spacing: -.01em; }
.hero-sub{ font-size: 18px; max-width: 520px; margin-bottom: 34px; }
.hero-cta{ display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats{ display: flex; gap: 36px; flex-wrap: wrap; }
.hero-stats div strong{ display: block; font-family: var(--font-serif); font-size: 26px; color: var(--gold-light); }
.hero-stats div span{ font-size: 13px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .06em; }

.hero-media{ position: relative; }
.hero-media .frame{
  position: relative; border-radius: var(--radius-l); overflow: hidden; border: 1px solid var(--card-border);
  box-shadow: var(--shadow-dark), 0 0 0 1px rgba(212,175,55,0.06);
}
.hero-media img{ width: 100%; height: 420px; object-fit: cover; filter: saturate(1.05) contrast(1.03); }
.hero-media .frame::after{
  content:""; position: absolute; inset:0;
  background: linear-gradient(180deg, transparent 40%, rgba(10,10,12,0.75) 100%);
}
.floating-card{
  position: absolute; bottom: -26px; left: -26px; background: var(--card);
  border: 1px solid var(--card-border); border-radius: var(--radius-m);
  padding: 18px 22px; box-shadow: var(--shadow-dark); display: flex; align-items: center; gap: 14px;
  z-index: 2;
}
.floating-card .ic{
  width: 44px; height: 44px; border-radius: 50%; background: var(--gold-soft);
  display: flex; align-items: center; justify-content: center; color: var(--gold-light); flex-shrink: 0;
}
.floating-card strong{ display:block; font-size: 15px; color: var(--text); }
.floating-card span{ font-size: 12.5px; color: var(--text-faint); }

@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-media{ order: -1; }
  .floating-card{ left: 16px; bottom: -20px; }
}

/* ---------- Feature / Why cards ---------- */
.feature-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-card{
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m);
  padding: 30px 24px; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.feature-card:hover{ transform: translateY(-6px); border-color: var(--gold); box-shadow: var(--shadow-gold); }
.feature-card .ic{
  width: 50px; height: 50px; border-radius: 14px; background: var(--gold-soft); color: var(--gold-light);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.feature-card h3{ font-size: 18px; margin-bottom: 8px; }
.feature-card p{ font-size: 14.5px; margin: 0; }

@media (max-width: 900px){ .feature-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px){ .feature-grid{ grid-template-columns: 1fr; } }

/* ---------- Post Cards ---------- */
.post-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.post-card{
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m);
  overflow: hidden; display: flex; flex-direction: column; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.post-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-dark); border-color: var(--gold); }
.post-card .thumb{ position: relative; aspect-ratio: 16/10; overflow: hidden; }
.post-card .thumb img{ width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.post-card:hover .thumb img{ transform: scale(1.08); }
.post-card .thumb .badge{ position: absolute; top: 14px; left: 14px; backdrop-filter: blur(6px); background: rgba(10,10,12,0.55); }
.post-card .body{ padding: 22px 22px 26px; display: flex; flex-direction: column; flex: 1; }
.post-card .meta{ font-size: 12.5px; color: var(--text-faint); margin-bottom: 10px; display: flex; gap: 10px; align-items: center; }
.post-card .meta span::after{ content:""; }
.post-card h3{ font-size: 19px; margin-bottom: 10px; }
.post-card h3 a{ transition: color .2s ease; }
.post-card h3 a:hover{ color: var(--gold-light); }
.post-card p{ font-size: 14.5px; margin-bottom: 16px; flex: 1; }
.post-card .read-more{ font-size: 13.5px; font-weight: 700; color: var(--gold-light); display: inline-flex; align-items: center; gap: 6px; }
.post-card .read-more svg{ transition: transform .2s ease; }
.post-card:hover .read-more svg{ transform: translateX(4px); }

@media (max-width: 980px){ .post-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px){ .post-grid{ grid-template-columns: 1fr; } }

/* Featured (large) post */
.featured-post{
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 0; background: var(--card);
  border: 1px solid var(--card-border); border-radius: var(--radius-l); overflow: hidden; margin-bottom: 48px;
  box-shadow: var(--shadow-dark);
}
.featured-post .thumb{ position: relative; min-height: 320px; }
.featured-post .thumb img{ width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.featured-post .body{ padding: 44px 44px; display: flex; flex-direction: column; justify-content: center; }
.featured-post h3{ font-size: clamp(22px, 2.4vw, 30px); margin: 14px 0 16px; }
.featured-post .meta{ font-size: 13px; color: var(--text-faint); margin-bottom: 6px; }

@media (max-width: 900px){
  .featured-post{ grid-template-columns: 1fr; }
  .featured-post .thumb{ min-height: 220px; }
  .featured-post .body{ padding: 32px 26px; }
}

/* ---------- Filter tabs (blog page) ---------- */
.filter-bar{ display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 42px; }
.filter-btn{
  padding: 10px 20px; border-radius: 999px; border: 1px solid var(--card-border); background: var(--bg-soft);
  color: var(--text-muted); font-size: 13.5px; font-weight: 600; cursor: pointer; transition: all .2s ease;
}
.filter-btn:hover{ color: var(--gold-light); border-color: var(--gold); }
.filter-btn.active{ background: linear-gradient(135deg, var(--gold-light), var(--gold-dark)); color: #16130a; border-color: transparent; }

/* ---------- Newsletter ---------- */
.newsletter{
  background: linear-gradient(135deg, rgba(212,175,55,0.14), rgba(212,175,55,0.02));
  border: 1px solid var(--card-border); border-radius: var(--radius-l);
  padding: 56px; text-align: center; position: relative; overflow: hidden;
}
.newsletter::before{
  content:""; position:absolute; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(212,175,55,0.25), transparent 70%);
  top: -140px; right: -100px;
}
.newsletter h2{ font-size: clamp(24px,3vw,34px); margin-bottom: 10px; }
.newsletter p{ max-width: 520px; margin: 0 auto 28px; }
.newsletter-form{ display: flex; gap: 12px; max-width: 460px; margin: 0 auto; flex-wrap: wrap; justify-content: center; position: relative; z-index: 1;}
.newsletter-form input{
  flex: 1; min-width: 220px; padding: 14px 20px; border-radius: 999px; border: 1px solid var(--card-border);
  background: var(--bg-elev); color: var(--text); font-family: var(--font-sans); font-size: 14.5px;
}
.newsletter-form input:focus{ outline: none; border-color: var(--gold); }
.newsletter small{ display:block; margin-top: 16px; color: var(--text-faint); font-size: 12px; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--bg-soft); border-top: 1px solid var(--card-border); padding: 72px 0 28px; margin-top: 40px; }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 50px; }
.footer-grid h4{ font-family: var(--font-sans); font-size: 14px; color: var(--gold-light); letter-spacing: .05em; text-transform: uppercase; margin-bottom: 18px; }
.footer-grid ul{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
.footer-grid ul a{ color: var(--text-muted); font-size: 14.5px; transition: color .2s ease; }
.footer-grid ul a:hover{ color: var(--gold-light); }
.footer-about p{ font-size: 14.5px; max-width: 320px; }
.footer-social{ display: flex; gap: 10px; margin-top: 18px; }
.footer-social a{
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--card-border);
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: all .2s ease;
}
.footer-social a:hover{ color: var(--gold-light); border-color: var(--gold); }
.footer-bottom{ display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding-top: 26px; border-top: 1px solid var(--card-border); font-size: 13px; color: var(--text-faint); }
.footer-bottom a{ color: var(--text-faint); }
.footer-bottom a:hover{ color: var(--gold-light); }

@media (max-width: 900px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; } }

/* ---------- Page header (inner pages) ---------- */
.page-hero{
  padding: 64px 0 56px; border-bottom: 1px solid var(--card-border); text-align: center;
  background: linear-gradient(180deg, rgba(212,175,55,0.06), transparent);
}
.page-hero h1{ font-size: clamp(28px, 4vw, 44px); margin-bottom: 12px; }
.breadcrumb{ font-size: 13px; color: var(--text-faint); margin-bottom: 18px; }
.breadcrumb a:hover{ color: var(--gold-light); }
.breadcrumb .sep{ margin: 0 8px; }

/* ---------- Single Post ---------- */
.post-hero-img{ width: 100%; height: 440px; object-fit: cover; border-radius: var(--radius-l); border: 1px solid var(--card-border); margin: 28px 0 10px; }
.post-layout{ display: grid; grid-template-columns: 2.1fr .9fr; gap: 56px; align-items: start; }
.post-content h2{ font-size: 27px; margin-top: 44px; }
.post-content h3{ font-size: 21px; margin-top: 30px; }
.post-content p{ font-size: 16.5px; color: #cfc9bd; }
.post-content ul, .post-content ol{ font-size: 16.5px; color: #cfc9bd; padding-left: 22px; margin-bottom: 1.2em; }
.post-content li{ margin-bottom: 8px; }
.post-content img{ width: 100%; border-radius: var(--radius-m); border: 1px solid var(--card-border); margin: 24px 0; }
.post-content figcaption{ font-size: 13px; color: var(--text-faint); text-align: center; margin-top: -14px; margin-bottom: 24px; }
.pull-quote{
  border-left: 3px solid var(--gold); margin: 32px 0; padding: 6px 0 6px 26px; font-family: var(--font-serif);
  font-size: 20px; font-style: italic; color: var(--gold-light); line-height: 1.5;
}
.post-meta-row{ display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin: 22px 0 6px; }
.author-chip{ display: flex; align-items: center; gap: 10px; }
.author-chip img{ width: 38px; height: 38px; border-radius: 50%; object-fit: cover; border: 1px solid var(--card-border); }
.author-chip strong{ display: block; font-size: 13.5px; color: var(--text); }
.author-chip span{ font-size: 12px; color: var(--text-faint); }
.tags-row{ display: flex; gap: 10px; flex-wrap: wrap; margin-top: 40px; }
.tag-pill{ padding: 7px 16px; border-radius: 999px; border: 1px solid var(--card-border); font-size: 12.5px; color: var(--text-muted); }

.sidebar-box{ background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m); padding: 26px; margin-bottom: 26px; }
.sidebar-box h4{ font-family: var(--font-sans); font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--gold-light); margin-bottom: 18px; }
.sidebar-list{ list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.sidebar-list a{ display: flex; gap: 12px; align-items: center; }
.sidebar-list img{ width: 58px; height: 58px; object-fit: cover; border-radius: 10px; flex-shrink: 0; }
.sidebar-list .t{ font-size: 13.5px; font-weight: 600; line-height: 1.35; transition: color .2s ease; }
.sidebar-list a:hover .t{ color: var(--gold-light); }
.sidebar-cta{ text-align: center; }
.sidebar-cta p{ font-size: 13.5px; }

.disclaimer-box{
  background: var(--bg-elev); border: 1px solid var(--card-border); border-left: 3px solid var(--gold);
  border-radius: var(--radius-s); padding: 18px 22px; font-size: 13.5px; color: var(--text-faint); margin: 30px 0;
}

@media (max-width: 960px){ .post-layout{ grid-template-columns: 1fr; } .post-hero-img{ height: 280px; } }

/* ---------- Related posts row ---------- */
.related-title{ font-size: 24px; margin: 70px 0 26px; }

/* ---------- Static content pages ---------- */
.prose{ max-width: 820px; margin: 0 auto; }
.prose h2{ font-size: 24px; margin-top: 38px; }
.prose p, .prose li{ font-size: 16px; color: #cfc9bd; }
.prose ul{ padding-left: 20px; }

.contact-grid{ display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; }
.contact-info-card{ background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m); padding: 32px; }
.contact-info-item{ display: flex; gap: 14px; margin-bottom: 24px; align-items: flex-start; }
.contact-info-item .ic{ width: 42px; height: 42px; border-radius: 12px; background: var(--gold-soft); color: var(--gold-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-item strong{ display: block; font-size: 14.5px; margin-bottom: 3px; }
.contact-info-item span, .contact-info-item a{ font-size: 14px; color: var(--text-muted); }

.form-card{ background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m); padding: 36px; }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.form-group{ display: flex; flex-direction: column; gap: 8px; }
.form-group.full{ grid-column: 1 / -1; }
.form-group label{ font-size: 13px; color: var(--text-muted); font-weight: 600; }
.form-group input, .form-group textarea{
  padding: 13px 16px; border-radius: var(--radius-s); border: 1px solid var(--card-border);
  background: var(--bg-elev); color: var(--text); font-family: var(--font-sans); font-size: 14.5px; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus{ outline: none; border-color: var(--gold); }

@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } .form-row{ grid-template-columns: 1fr; } }

/* ---------- Team / About ---------- */
.about-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-grid img{ border-radius: var(--radius-l); border: 1px solid var(--card-border); width: 100%; height: 420px; object-fit: cover; }
.stat-row{ display: flex; gap: 40px; margin-top: 30px; flex-wrap: wrap; }
.stat-row strong{ display: block; font-family: var(--font-serif); font-size: 30px; color: var(--gold-light); }
.stat-row span{ font-size: 13px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; }

.team-grid{ display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; margin-top: 50px; }
.team-card{ background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius-m); overflow: hidden; text-align: center; padding-bottom: 26px; }
.team-card img{ width: 100%; height: 260px; object-fit: cover; }
.team-card h4{ font-size: 17px; margin: 20px 0 4px; }
.team-card span{ font-size: 13px; color: var(--gold-light); }

@media (max-width: 900px){ .about-grid{ grid-template-columns: 1fr; } .team-grid{ grid-template-columns: 1fr; } .about-grid img{ height: 300px; } }

/* ---------- Back to top ---------- */
.back-to-top{
  position: fixed; bottom: 28px; right: 28px; width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-light), var(--gold-dark)); color: #16130a;
  display: flex; align-items: center; justify-content: center; border: none; cursor: pointer;
  box-shadow: var(--shadow-gold); opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: all .3s ease; z-index: 90;
}
.back-to-top.visible{ opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ---------- Reveal animation ---------- */
.reveal{ opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity: 1; transform: translateY(0); }

/* ---------- 404 ---------- */
.error-page{ text-align: center; padding: 130px 0; }
.error-page .code{ font-family: var(--font-serif); font-size: 120px; line-height: 1; }