/* ============================================================
   GRANDELUSSO.COM — Premium Domain Acquisition Page
   Industry-grade graphite UI. Cool slate base, elevated cards,
   crisp ivory text, muted antique gold accents.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Surfaces — Cool Graphite/Slate */
  --ink:        #191b1f; /* Main background */
  --ink-2:      #141619; /* Slightly darker for alternating sections */
  --ink-3:      #202329; /* Card backgrounds (elevated) */
  --ink-recess: #0e0f11; /* Deep recesses */

  /* Text — Cool Ivory/White */
  --text:       #e8eaed;
  --text-mute:  #9aa0a6;
  --text-dim:   #61656b;
  --text-faint: #3c4045;

  /* Accent — Antique brass (pops beautifully on cool slate) */
  --gold:       #c2a36b;
  --gold-deep:  #9b7f44;
  --gold-soft:  rgba(194,163,107,0.16);

  /* Lines */
  --rule:       rgba(194,163,107,0.24);
  --rule-soft:  rgba(232,234,237,0.08);

  /* Typography */
  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --sans:  'Jost', 'Helvetica Neue', Arial, sans-serif;

  /* Layout */
  --container: 1280px;
  --container-narrow: 760px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(5rem, 10vw, 9rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 0.9s;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 300;
  background: var(--ink);
  color: var(--text);
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Subtle noise — keeps the graphite from feeling flat */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* Accessibility */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--gold); color: var(--ink-recess);
  padding: 0.75rem 1.25rem; z-index: 1000;
  font-family: var(--sans); font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.7rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }
:focus-visible { outline: 1px solid var(--gold); outline-offset: 4px; }

/* Layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  position: relative;
  z-index: 2;
}
.container-narrow { max-width: var(--container-narrow); }
.section { padding: var(--section-y) 0; position: relative; }

/* Typography */
.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 2rem;
}
.eyebrow .dot {
  width: 5px; height: 5px;
  background: var(--gold);
  border-radius: 50%;
  display: inline-block;
}
.section-head { max-width: 720px; margin-bottom: clamp(3rem, 6vw, 5rem); }
.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.section-lede {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.7;
  color: var(--text-mute);
  font-style: italic;
}

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(25,27,31,0.75);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid var(--rule-soft);
  transition: background 0.4s var(--ease);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand-mark {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--text);
  text-decoration: none;
  text-transform: uppercase;
}
.brand-mark .brand-tld { color: var(--gold); font-weight: 400; }
.site-nav { display: flex; gap: 2.25rem; }
.site-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-mute);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.3s var(--ease);
  position: relative;
}
.site-nav a::after {
  content: '';
  position: absolute; left: 0; bottom: -6px;
  width: 0; height: 1px; background: var(--gold);
  transition: width 0.3s var(--ease);
}
.site-nav a:hover { color: var(--text); }
.site-nav a:hover::after { width: 100%; }

@media (max-width: 820px) { .site-nav { gap: 1.5rem; } .site-nav a { font-size: 0.65rem; letter-spacing: 0.18em; } }
@media (max-width: 640px) { .site-nav { display: none; } }

/* Hero */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  padding: 8rem 0 5rem;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg::before, .hero-bg::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--rule-soft);
}
.hero-bg::before { left: 18%; }
.hero-bg::after  { right: 18%; }
@media (max-width: 900px) { .hero-bg::before, .hero-bg::after { display: none; } }

.hero-content { text-align: center; display: flex; flex-direction: column; align-items: center; }
.hero-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.6rem, 9vw, 7rem);
  line-height: 1;
  letter-spacing: 0.04em;
  margin: 0.5rem 0 2rem;
  color: var(--text);
}
.hero-name { letter-spacing: 0.06em; }
.hero-tld  { color: var(--gold); font-weight: 400; }
.hero-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  color: var(--gold);
  margin-bottom: 1.75rem;
  letter-spacing: 0.02em;
}
.hero-sub {
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  line-height: 1.85;
  color: var(--text-mute);
  max-width: 620px;
  margin: 0 auto 3rem;
}

.hero-card {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 2.25rem 3rem;
  margin-bottom: 2.5rem;
  display: flex; flex-direction: column; align-items: center;
  gap: 0.6rem;
  min-width: min(420px, 90vw);
}
.hero-card-label { font-size: 0.7rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--text-dim); }
.hero-card-price { display: flex; align-items: baseline; gap: 0.85rem; }
.hero-card-price .currency { font-size: 0.75rem; letter-spacing: 0.25em; color: var(--gold); text-transform: uppercase; }
.hero-card-price .amount { font-family: var(--serif); font-weight: 400; font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1; color: var(--text); }
.hero-card-note { font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.06em; margin-top: 0.4rem; text-align: center; }

/* Buttons */
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-bottom: 3rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 1.1rem 2.2rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  transition: all 0.35s var(--ease);
  white-space: nowrap;
  position: relative;
}
.btn-primary {
  background: var(--gold);
  color: var(--ink-recess);
  border-color: var(--gold);
}
.btn-primary:hover { background: transparent; color: var(--gold); }
.btn-ghost { border-color: var(--rule); color: var(--text); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.hero-marketplace {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  text-transform: uppercase;
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem;
  justify-content: center; align-items: center;
}
.hero-marketplace-label { color: var(--text-dim); }
.hero-marketplace-names { color: var(--text-mute); letter-spacing: 0.14em; }

/* Industries */
.industries { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0; border-top: 1px solid var(--rule-soft); }
.industry { padding: 2.5rem 2rem; border-bottom: 1px solid var(--rule-soft); border-right: 1px solid var(--rule-soft); transition: background 0.4s var(--ease); }
.industry:nth-child(5n) { border-right: none; }
@media (max-width: 1024px) { .industry:nth-child(3n) { border-right: none; } .industry:nth-child(5n) { border-right: 1px solid var(--rule-soft); } }
@media (max-width: 720px) { .industry { border-right: none !important; } }
.industry:hover { background: rgba(194,163,107,0.03); }
.industry-num { font-family: var(--serif); font-size: 0.9rem; color: var(--gold); letter-spacing: 0.2em; display: block; margin-bottom: 1.5rem; }
.industry-name { font-family: var(--serif); font-weight: 400; font-size: 1.45rem; color: var(--text); margin-bottom: 0.85rem; }
.industry-desc { font-size: 0.92rem; color: var(--text-mute); line-height: 1.75; }

/* Brand Potential */
.section-potential { background: var(--ink-2); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }
.card {
  background: var(--ink-3);
  border: 1px solid var(--rule-soft);
  padding: 2.5rem 2rem;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
  position: relative;
}
.card:hover { border-color: var(--rule); transform: translateY(-2px); }
.card-num { font-family: var(--serif); font-style: italic; font-size: 1.1rem; color: var(--gold); letter-spacing: 0.15em; display: block; margin-bottom: 1.75rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--rule-soft); }
.card-title { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; color: var(--text); margin-bottom: 1rem; }
.card-text { font-size: 0.92rem; color: var(--text-mute); line-height: 1.75; }

/* Steps */
.steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 2rem; align-items: start; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr; gap: 2.5rem; } .step-divider { display: none; } }
.step { text-align: left; }
.step-num { font-size: 0.72rem; letter-spacing: 0.3em; color: var(--gold); text-transform: uppercase; display: block; margin-bottom: 1.25rem; }
.step-title { font-family: var(--serif); font-weight: 400; font-size: 1.6rem; color: var(--text); margin-bottom: 1rem; line-height: 1.2; }
.step-text { font-size: 0.95rem; color: var(--text-mute); line-height: 1.75; }
.step-divider { width: 1px; align-self: stretch; min-height: 180px; background: linear-gradient(to bottom, transparent, var(--rule) 30%, var(--rule) 70%, transparent); }
.process-cta { margin-top: 4rem; text-align: center; }

/* Marketplace */
.section-marketplace { background: var(--ink-2); }
.marketplace-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.marketplace-card {
  display: flex; flex-direction: column;
  background: var(--ink-3);
  border: 1px solid var(--rule-soft);
  padding: 2.5rem 2.25rem;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
  position: relative;
  min-height: 260px;
}
.marketplace-card:hover { border-color: var(--rule); background: rgba(194,163,107,0.04); }
.marketplace-card-primary { border-color: var(--gold); }
.marketplace-card-primary:hover { border-color: var(--gold); }
.marketplace-tag { font-size: 0.68rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.5rem; }
.marketplace-name { font-family: var(--serif); font-weight: 400; font-size: 2rem; color: var(--text); margin-bottom: 0.85rem; }
.marketplace-desc { font-size: 0.9rem; color: var(--text-mute); line-height: 1.7; margin-bottom: 1.75rem; flex: 1; }
.marketplace-cta { font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); border-top: 1px solid var(--rule-soft); padding-top: 1.25rem; transition: padding-left 0.3s var(--ease); }
.marketplace-card:hover .marketplace-cta { padding-left: 0.5rem; }

/* Trust */
.section-trust { background: var(--ink); }
.trust-list { list-style: none; border-top: 1px solid var(--rule-soft); max-width: 880px; margin: 0 auto; }
.trust-item { display: grid; grid-template-columns: auto 1fr; gap: 2rem; align-items: start; padding: 2.25rem 0; border-bottom: 1px solid var(--rule-soft); }
@media (max-width: 600px) { .trust-item { grid-template-columns: 1fr; gap: 0.75rem; padding: 2rem 0; } }
.trust-check { font-family: var(--serif); font-size: 1.4rem; color: var(--gold); line-height: 1; margin-top: 0.15rem; }
.trust-title { font-family: var(--serif); font-weight: 400; font-size: 1.35rem; color: var(--text); margin-bottom: 0.6rem; }
.trust-text { font-size: 0.92rem; color: var(--text-mute); line-height: 1.75; max-width: 640px; }

/* Contact */
.section-contact { background: var(--ink-2); }
.contact-form { margin-top: 1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 1.75rem; display: flex; flex-direction: column; }
.form-field label { font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 0.7rem; font-weight: 400; }
.form-field .req { color: var(--gold); }
.form-field input, .form-field textarea {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1rem;
  background: transparent;
  color: var(--text);
  border: none;
  border-bottom: 1px solid var(--rule);
  padding: 0.85rem 0;
  transition: border-color 0.3s var(--ease);
  resize: vertical;
  width: 100%;
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-faint); font-weight: 300; }
.form-field input:focus, .form-field textarea:focus { outline: none; border-bottom-color: var(--gold); }
.form-field.invalid input, .form-field.invalid textarea { border-bottom-color: #c75c4a; }
.form-error { font-size: 0.78rem; color: #d97765; margin-top: 0.5rem; min-height: 1em; letter-spacing: 0.04em; }
.form-actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 1rem; flex-wrap: wrap; }
.form-status { font-size: 0.9rem; color: var(--gold); letter-spacing: 0.04em; font-style: italic; font-family: var(--serif); }
.form-status.is-error { color: #d97765; font-style: normal; font-family: var(--sans); font-size: 0.85rem; }
.form-status.is-success { color: var(--gold); }

/* Footer */
.site-footer { border-top: 1px solid var(--rule-soft); padding: 4rem 0 3rem; background: var(--ink); }
.footer-inner { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 768px) { .footer-inner { grid-template-columns: 1fr; gap: 2rem; } }
.footer-brand { display: flex; flex-direction: column; }
.footer-name { font-family: var(--serif); font-size: 1.25rem; letter-spacing: 0.16em; color: var(--text); text-transform: uppercase; }
.footer-tld { color: var(--gold); }
.footer-tag { margin-top: 0.75rem; font-size: 0.72rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-dim); }
.footer-meta { font-size: 0.85rem; color: var(--text-mute); line-height: 1.85; }
.footer-line { margin-bottom: 0.4rem; }
.footer-legal { color: var(--text-dim); font-size: 0.78rem; font-style: italic; font-family: var(--serif); margin-top: 0.6rem; line-height: 1.6; }
.footer-copy { margin-top: 1rem; color: var(--text-faint); font-size: 0.75rem; letter-spacing: 0.04em; }
.footer-nav { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-nav a { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-mute); text-decoration: none; transition: color 0.3s var(--ease); }
.footer-nav a:hover { color: var(--gold); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

::selection { background: var(--gold); color: var(--ink-recess); }