/* ===================================================
   diamanten-24.eu — Design System
   Dark Luxury | Cinematic | Glassmorphism
   Fonts: Playfair Display + Inter
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --void:          #050507;
  --deep:          #0a0a0f;
  --surface:       #0f0f18;
  --surface-2:     #141420;
  --surface-3:     #1a1a2a;
  --glass:         rgba(255,255,255,.04);
  --glass-hover:   rgba(255,255,255,.07);
  --glass-border:  rgba(255,255,255,.08);

  --gold:          #c9a84c;
  --gold-light:    #e0c060;
  --gold-pale:     rgba(201,168,76,.12);
  --gold-glow:     rgba(201,168,76,.25);
  --platin:        #e8e8f0;
  --platin-muted:  #9898b0;
  --diamond:       #b8d4f8;
  --diamond-glow:  rgba(184,212,248,.15);
  --white:         #ffffff;

  --text-primary:  rgba(255,255,255,.92);
  --text-secondary:rgba(255,255,255,.6);
  --text-muted:    rgba(255,255,255,.35);

  --border:        rgba(255,255,255,.08);
  --border-gold:   rgba(201,168,76,.3);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-gold: 0 0 40px rgba(201,168,76,.15);
  --shadow-deep: 0 20px 60px rgba(0,0,0,.5);
  --shadow-card: 0 8px 32px rgba(0,0,0,.4);

  --transition: .3s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--deep); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 2px; }
::selection { background: var(--gold-pale); color: var(--gold-light); }

h1,h2,h3,h4,h5 { font-family: var(--font-display); font-weight: 400; line-height: 1.15; color: var(--text-primary); }
h1 { font-size: clamp(2.6rem, 5.5vw, 4.8rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.9rem); }
h4 { font-size: 1.15rem; }

p { margin-bottom: 1.1em; color: var(--text-secondary); }
p:last-child { margin-bottom: 0; }
a { color: var(--gold); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-light); }
strong { font-weight: 600; color: var(--text-primary); }
em { font-style: italic; font-family: var(--font-display); color: var(--gold-light); }

.container { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.container--narrow { max-width: 800px; margin: 0 auto; padding: 0 28px; }
.section    { padding: 100px 0; }
.section--lg{ padding: 140px 0; }
.section--sm{ padding: 56px 0; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .68rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 14px;
}
.section-label::before { content: ''; display: block; width: 24px; height: 1px; background: var(--gold); }

.divider { display: flex; align-items: center; gap: 20px; margin: 60px 0; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg,transparent,var(--gold),transparent); }
.divider span { font-family: var(--font-display); font-size: 1.2rem; color: var(--gold); }

/* ── Glassmorphism Card ── */
.glass-card {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius-md); backdrop-filter: blur(20px);
  transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.glass-card:hover { background: var(--glass-hover); border-color: var(--border-gold); transform: translateY(-4px); box-shadow: var(--shadow-gold); }

/* ── Navigation ── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; border-bottom: 1px solid transparent; transition: background var(--transition), border-color var(--transition), box-shadow var(--transition); }
.nav.scrolled { background: rgba(5,5,7,.94); backdrop-filter: blur(20px); border-color: var(--border); box-shadow: 0 4px 30px rgba(0,0,0,.4); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav__logo { display: flex; flex-direction: column; line-height: 1; text-decoration: none; }
.nav__logo-main { font-family: var(--font-display); font-size: 1.3rem; font-weight: 500; color: var(--text-primary); }
.nav__logo-sub { font-size: .58rem; font-weight: 500; letter-spacing: .28em; text-transform: uppercase; color: var(--gold); margin-top: 2px; }
.nav__links { display: flex; align-items: center; gap: 36px; list-style: none; }
.nav__links a { font-size: .73rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--text-secondary); position: relative; transition: color var(--transition); }
.nav__links a::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 1px; background: var(--gold); transform: scaleX(0); transition: transform var(--transition); }
.nav__links a:hover, .nav__links a.active { color: var(--text-primary); }
.nav__links a:hover::after, .nav__links a.active::after { transform: scaleX(1); }
.nav__cta { background: transparent !important; color: var(--gold) !important; border: 1px solid var(--border-gold) !important; padding: 8px 20px !important; border-radius: var(--radius-sm) !important; font-size: .7rem !important; }
.nav__cta::after { display: none !important; }
.nav__cta:hover { background: var(--gold-pale) !important; color: var(--gold-light) !important; }
.nav__burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.nav__burger span { display: block; width: 24px; height: 1.5px; background: var(--text-primary); transition: var(--transition); }
.nav__mobile { display: none; flex-direction: column; background: rgba(5,5,7,.98); padding: 20px 28px 32px; border-top: 1px solid var(--border); gap: 0; }
.nav__mobile a { display: block; padding: 12px 0; font-size: .83rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--text-secondary); border-bottom: 1px solid var(--border); }
.nav__mobile.open { display: flex; }
@media(max-width:960px){ .nav__links { display: none; } .nav__burger { display: flex; } }

/* ── Buttons ── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: var(--radius-sm); font-family: var(--font-body); font-size: .75rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; cursor: pointer; border: none; transition: all var(--transition); text-decoration: none; position: relative; overflow: hidden; }
.btn::before { content: ''; position: absolute; inset: 0; background: rgba(255,255,255,.06); opacity: 0; transition: opacity var(--transition); }
.btn:hover::before { opacity: 1; }
.btn--gold { background: linear-gradient(135deg, var(--gold) 0%, #a07830 100%); color: var(--void); font-weight: 700; }
.btn--gold:hover { background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%); color: var(--void); transform: translateY(-2px); box-shadow: 0 8px 30px var(--gold-glow); }
.btn--outline { background: transparent; color: var(--text-primary); border: 1px solid var(--border); }
.btn--outline:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn--ghost { background: var(--glass); color: var(--text-primary); border: 1px solid var(--glass-border); backdrop-filter: blur(10px); }
.btn--ghost:hover { background: var(--glass-hover); border-color: var(--border-gold); color: var(--gold-light); }

/* ── Article Hero ── */
.article-hero { padding-top: 130px; padding-bottom: 64px; background: linear-gradient(180deg, var(--surface) 0%, var(--void) 100%); border-bottom: 1px solid var(--border); position: relative; overflow: hidden; }
.article-hero::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; background: radial-gradient(circle, var(--gold-glow) 0%, transparent 70%); pointer-events: none; }
.article-hero__label { font-size: .68rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); display: block; margin-bottom: 18px; }
.article-hero__title { font-size: clamp(2rem, 4.5vw, 3.6rem); max-width: 820px; margin-bottom: 22px; }
.article-hero__lead { font-family: var(--font-display); font-size: 1.15rem; font-style: italic; color: var(--text-secondary); max-width: 660px; line-height: 1.65; }
.article-meta { display: flex; align-items: center; gap: 20px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); font-size: .73rem; color: var(--text-muted); letter-spacing: .06em; }

/* ── Article Content ── */
.article-body { padding: 72px 0; }
.article-content h2 { font-size: 1.85rem; margin: 52px 0 16px; padding-left: 18px; border-left: 2px solid var(--gold); }
.article-content h3 { font-size: 1.3rem; margin: 32px 0 12px; color: var(--gold-light); }
.article-content p { font-size: .97rem; line-height: 1.9; color: var(--text-secondary); margin-bottom: 1.4em; }
.article-content ul, .article-content ol { margin: 0 0 1.4em 1.5em; color: var(--text-secondary); font-size: .97rem; line-height: 1.85; }
.article-content li { margin-bottom: .5em; }

.info-box { background: var(--glass); border: 1px solid var(--border-gold); border-left-width: 3px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 20px 24px; margin: 32px 0; font-size: .93rem; }
.info-box strong { display: block; margin-bottom: 6px; color: var(--gold-light); }
.highlight-box { background: linear-gradient(135deg, var(--surface-2) 0%, var(--surface-3) 100%); border: 1px solid var(--border-gold); border-radius: var(--radius-md); padding: 36px; margin: 40px 0; }
.highlight-box h3 { color: var(--gold-light); margin-bottom: 12px; }

.article-grid { display: grid; grid-template-columns: 1fr 300px; gap: 64px; align-items: start; }
@media(max-width:900px){ .article-grid { grid-template-columns: 1fr; } .article-sidebar { position: static; } }
.article-sidebar { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 20px; }
.sidebar-box { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius-md); padding: 24px; }
.sidebar-box__title { font-family: var(--font-display); font-size: 1rem; color: var(--gold-light); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.toc-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.toc-list a { font-size: .8rem; color: var(--text-secondary); display: flex; align-items: center; gap: 8px; transition: color var(--transition); }
.toc-list a::before { content: ''; display: block; width: 16px; height: 1px; background: var(--gold); flex-shrink: 0; }
.toc-list a:hover { color: var(--gold-light); }
.affiliate-box { background: linear-gradient(135deg, var(--surface-2), var(--surface-3)); border: 1px solid var(--border-gold); border-radius: var(--radius-md); padding: 24px; }
.affiliate-box .stone-emoji { font-size: 2.2rem; margin-bottom: 12px; display: block; }
.affiliate-box h4 { color: var(--gold-light); font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 8px; }
.affiliate-box p { color: var(--text-secondary); font-size: .83rem; margin-bottom: 16px; }
.adsense-placeholder { background: var(--glass); border: 1px dashed var(--border); border-radius: var(--radius-sm); padding: 20px; text-align: center; font-size: .7rem; color: var(--text-muted); letter-spacing: .1em; text-transform: uppercase; margin: 24px 0; min-height: 100px; display: flex; align-items: center; justify-content: center; }

/* ── Table ── */
.compare-table { width: 100%; border-collapse: collapse; margin: 32px 0; font-size: .88rem; }
.compare-table th { background: var(--surface-2); color: var(--gold-light); padding: 14px 18px; text-align: left; font-family: var(--font-display); font-weight: 400; font-size: .95rem; border-bottom: 1px solid var(--border-gold); }
.compare-table td { padding: 12px 18px; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: top; }
.compare-table tr:hover td { background: var(--glass); }
.compare-table td:first-child { color: var(--text-primary); font-weight: 500; }
.compare-table .best { color: var(--gold-light); font-weight: 600; }

/* ── Breadcrumb ── */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: .72rem; color: var(--text-muted); letter-spacing: .06em; margin-bottom: 22px; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb__sep { color: var(--gold); }

/* ── Badge ── */
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: .62rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.badge--gold    { background: var(--gold-pale); color: var(--gold); border: 1px solid var(--border-gold); }
.badge--diamond { background: var(--diamond-glow); color: var(--diamond); border: 1px solid rgba(184,212,248,.2); }
.badge--platin  { background: rgba(232,232,240,.08); color: var(--platin); border: 1px solid rgba(232,232,240,.15); }

/* ── Progress Bar ── */
.progress-bar { background: var(--surface-3); border-radius: 3px; height: 5px; overflow: hidden; margin-top: 6px; }
.progress-bar__fill { height: 100%; background: linear-gradient(90deg, var(--gold), var(--gold-light)); border-radius: 3px; transform: scaleX(0); transform-origin: left; transition: transform 1.2s cubic-bezier(.4,0,.2,1); }
.progress-bar__fill.animated { transform: scaleX(1); }

/* ── Footer ── */
.footer { background: var(--deep); border-top: 1px solid var(--border); padding: 72px 0 36px; }
.footer__grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer__brand-name { font-family: var(--font-display); font-size: 1.3rem; color: var(--text-primary); display: block; margin-bottom: 6px; }
.footer__brand-sub { font-size: .6rem; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); display: block; margin-bottom: 16px; }
.footer__tagline { font-size: .85rem; line-height: 1.75; margin: 0; color: var(--text-muted); }
.footer__heading { font-size: .64rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); margin-bottom: 16px; }
.footer__links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer__links a { font-size: .83rem; color: var(--text-muted); transition: color var(--transition); }
.footer__links a:hover { color: var(--gold-light); }
.footer__bottom { border-top: 1px solid var(--border); padding-top: 28px; display: flex; align-items: center; justify-content: space-between; font-size: .73rem; color: var(--text-muted); }
.footer__affiliate-note { font-size: .68rem; color: var(--text-muted); max-width: 400px; text-align: right; }
@media(max-width:900px){ .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; } .footer__bottom { flex-direction: column; gap: 12px; text-align: center; } .footer__affiliate-note { text-align: center; } }
@media(max-width:480px){ .footer__grid { grid-template-columns: 1fr; } }

/* ── Animations ── */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

.back-to-top { position: fixed; bottom: 36px; right: 36px; width: 46px; height: 46px; background: var(--gold-pale); border: 1px solid var(--border-gold); color: var(--gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; pointer-events: none; transition: opacity var(--transition), background var(--transition), transform var(--transition); z-index: 500; backdrop-filter: blur(10px); }
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { background: var(--gold); color: var(--void); transform: translateY(-3px); }
.back-to-top svg { width: 18px; height: 18px; }

.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(10,10,15,.96); backdrop-filter: blur(20px); border-top: 1px solid var(--border-gold); padding: 20px 28px; z-index: 2000; display: flex; align-items: center; justify-content: space-between; gap: 24px; transform: translateY(100%); transition: transform .5s ease; }
.cookie-banner.show { transform: translateY(0); }
.cookie-banner p { margin: 0; font-size: .83rem; color: var(--text-secondary); }
.cookie-banner p a { color: var(--gold); }
.cookie-banner__actions { display: flex; gap: 10px; flex-shrink: 0; }
@media(max-width:600px){ .cookie-banner { flex-direction: column; align-items: flex-start; } }

/* ── Utility ── */
.text-gold { color: var(--gold); } .text-gold-light { color: var(--gold-light); } .text-diamond { color: var(--diamond); }
.text-muted { color: var(--text-muted); } .text-center { text-align: center; }
.section-head { margin-bottom: 60px; } .section-head--center { text-align: center; }
.section-head--center p { margin: 0 auto; } .section-head h2 { margin-bottom: 14px; }
.section-head p { font-size: 1.05rem; max-width: 580px; color: var(--text-secondary); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
@media(max-width:900px){ .grid-4 { grid-template-columns: repeat(2,1fr); } .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media(max-width:580px){ .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } .section { padding: 64px 0; } .section--lg { padding: 90px 0; } }