/* ═══════════════════════════════════════════
   NELSON DIGITAL TAX PREP LLC — STYLESHEET
   Design: Black gold professional
═══════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  --black:       #0a0a0a;
  --charcoal:    #1a1a1a;
  --dark-gray:   #2c2c2c;
  --mid-gray:    #6b6b6b;
  --light-gray:  #f4f4f2;
  --white:       #ffffff;
  --gold:        #c9a84c;
  --gold-light:  #e2c47a;
  --gold-dark:   #9e7d2e;

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

  --radius:  8px;
  --shadow:  0 4px 24px rgba(0,0,0,0.10);
  --transition: 0.25s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--black); background: var(--white); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Utility ── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section-eyebrow { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); margin-bottom: 10px; }
.section-title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); font-weight: 900; line-height: 1.15; margin-bottom: 1.5rem; color: var(--black); }

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--black);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-1px); }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--black);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: 2px solid var(--dark-gray);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-dark); }

/* ══════════════════════ HEADER ══════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--black);
  border-bottom: 1px solid var(--dark-gray);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 42px; height: 42px;
  background: var(--gold);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  flex-shrink: 0;
}
.logo-mark.small { width: 34px; height: 34px; font-size: 1.1rem; }
.logo-text { display: flex; flex-direction: column; }
.logo-text strong { color: var(--white); font-size: 1rem; font-weight: 600; line-height: 1.2; }
.logo-text span { color: var(--gold); font-size: 0.72rem; font-weight: 400; letter-spacing: 0.05em; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: #ccc; font-size: 0.9rem; transition: color var(--transition); }
.nav-links a:hover { color: var(--gold); }
.btn-nav {
  background: var(--gold); color: var(--black);
  font-weight: 600; font-size: 0.85rem;
  padding: 9px 20px; border-radius: 6px;
  transition: background var(--transition);
}
.btn-nav:hover { background: var(--gold-light); color: var(--black) !important; }

.hamburger {
  display: none; background: none; border: none;
  color: var(--white); font-size: 1.5rem; cursor: pointer;
}
.mobile-menu {
  display: none; flex-direction: column;
  background: var(--charcoal); padding: 16px 24px;
  gap: 16px;
}
.mobile-menu a { color: #ccc; font-size: 1rem; }
.mobile-menu.open { display: flex; }

/* ══════════════════════ HERO ══════════════════════ */
.hero {
  background: var(--black);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 50%; height: 100%;
  background: radial-gradient(ellipse at 80% 40%, rgba(201,168,76,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; max-width: 720px; }
.hero-eyebrow { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); margin-bottom: 16px; }
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900; line-height: 1.1;
  color: var(--white); margin-bottom: 24px;
}
.hero-headline em { font-style: italic; color: var(--gold); }
.hero-sub { font-size: 1.1rem; color: #aaa; max-width: 540px; margin-bottom: 36px; font-weight: 300; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-cta .btn-ghost { color: var(--white); border-color: #555; }
.hero-cta .btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

.hero-stats { display: flex; align-items: center; gap: 0; }
.stat { display: flex; flex-direction: column; padding: 0 32px; }
.stat:first-child { padding-left: 0; }
.stat-num { font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; color: var(--gold); line-height: 1; }
.stat-label { font-size: 0.78rem; color: #888; font-weight: 400; margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: #333; }

/* ══════════════════════ SERVICES ══════════════════════ */
.services { background: var(--light-gray); padding: 90px 0; }
.services .container > .section-eyebrow,
.services .container > .section-title { text-align: center; }
.services .section-title { margin-bottom: 50px; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid #eee;
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,0.12); }
.service-card.featured {
  background: var(--black);
  color: var(--white);
  border-color: var(--gold);
}
.service-card.featured h3 { color: var(--gold); }
.service-card.featured p { color: #bbb; }

.service-icon { font-size: 2rem; margin-bottom: 14px; }
.service-card h3 { font-family: var(--font-display); font-size: 1.25rem; margin-bottom: 10px; font-weight: 700; }
.service-card p { font-size: 0.9rem; color: var(--mid-gray); line-height: 1.65; margin-bottom: 20px; }
.service-card.featured p { color: #aaa; }
.card-link { font-size: 0.85rem; font-weight: 600; color: var(--gold); transition: color var(--transition); }
.card-link:hover { color: var(--gold-dark); }

/* ══════════════════════ ABOUT ══════════════════════ */
.about { background: var(--white); padding: 90px 0; }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.about-text p { color: #555; margin-bottom: 16px; font-size: 0.97rem; line-height: 1.75; }
.about-text .btn-primary { margin-top: 10px; }

.highlight-box {
  background: var(--black); color: var(--white);
  border-radius: var(--radius); padding: 36px;
  border-left: 4px solid var(--gold);
  margin-bottom: 20px;
}
.quote { font-family: var(--font-display); font-size: 1.1rem; font-style: italic; line-height: 1.7; margin-bottom: 12px; }
.quote-attr { font-size: 0.8rem; color: var(--gold); font-weight: 500; letter-spacing: 0.08em; }

.contact-card {
  background: var(--light-gray); border-radius: var(--radius);
  padding: 24px; display: flex; flex-direction: column; gap: 10px;
}
.contact-card p { font-size: 0.92rem; color: #444; }
.contact-card a { color: var(--gold-dark); font-weight: 500; }

/* ══════════════════════ UPLOAD CTA ══════════════════════ */
.upload-cta { background: var(--gold); padding: 56px 0; }
.upload-cta-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.upload-cta h2 { font-family: var(--font-display); font-size: 2rem; font-weight: 900; color: var(--black); }
.upload-cta p { color: rgba(0,0,0,0.65); font-size: 0.97rem; margin-top: 6px; max-width: 480px; }
.upload-cta .btn-primary { background: var(--black); color: var(--gold); white-space: nowrap; }
.upload-cta .btn-primary:hover { background: var(--charcoal); }

/* ══════════════════════ CONTACT ══════════════════════ */
.contact { background: var(--light-gray); padding: 90px 0; }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact-details { display: flex; flex-direction: column; gap: 24px; margin-top: 8px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-icon { font-size: 1.3rem; margin-top: 2px; }
.contact-item strong { display: block; font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gold-dark); margin-bottom: 4px; }
.contact-item p { font-size: 0.92rem; color: #555; line-height: 1.6; }
.contact-item a { color: var(--gold-dark); font-weight: 500; }

.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 12px 16px;
  border: 1px solid #ddd; border-radius: var(--radius);
  font-family: var(--font-body); font-size: 0.92rem;
  background: var(--white); color: var(--black);
  transition: border-color var(--transition);
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--gold); }
.contact-form textarea { resize: vertical; }
.contact-form .btn-primary { width: 100%; padding: 14px; font-size: 1rem; }
.form-status { font-size: 0.85rem; text-align: center; color: green; min-height: 20px; }

/* ══════════════════════ FOOTER ══════════════════════ */
.site-footer { background: var(--black); padding: 40px 0; }
.footer-inner {
  display: flex; flex-direction: column; align-items: center;
  gap: 24px; text-align: center;
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand strong { color: var(--white); font-size: 0.95rem; display: block; }
.footer-brand span { color: var(--gold); font-size: 0.78rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: #888; font-size: 0.85rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--gold); }
.footer-copy { color: #555; font-size: 0.78rem; }

/* ══════════════════════ RESPONSIVE ══════════════════════ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
  .hero { padding: 60px 0 50px; }
  .hero-stats { gap: 0; flex-wrap: nowrap; }
  .stat { padding: 0 16px; }
  .stat-num { font-size: 1.6rem; }
  .about-inner,
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .upload-cta-inner { flex-direction: column; text-align: center; }
  .hero-cta { flex-direction: column; }
  .btn-primary, .btn-ghost { text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}