/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #F5F2ED;
  --bg-dark: #1A1714;
  --bg-mid: #E8E3DB;
  --fg: #1A1714;
  --fg-inv: #F5F2ED;
  --accent: #C97D2E;
  --accent-hover: #B06C24;
  --text-secondary: #6B6560;
  --border: rgba(26,23,20,0.12);
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* === HERO === */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 2rem 4rem;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 2rem;
  max-width: 700px;
}
.hero-sub {
  max-width: 580px;
  margin-bottom: 3rem;
}
.hero-sub p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.hero-sub p:last-child {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}
.hero-sub-note {
  font-size: 0.88rem;
  color: var(--accent);
  font-weight: 500;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 0;
}
.stat {
  padding: 0 2.5rem 0 0;
}
.stat:first-child { padding-left: 0; }
.stat-value {
  display: block;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
  font-weight: 400;
}
.stat-sep {
  width: 1px;
  height: 36px;
  background: var(--border);
  margin-right: 2.5rem;
}

/* === FEATURES === */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 2rem;
  background: var(--bg-dark);
  border-radius: 0;
}
.features-header {
  margin-bottom: 3.5rem;
}
.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.features-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg-inv);
  max-width: 500px;
}
.features-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.feature-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(245,242,237,0.08);
}
.feature-row:last-child { border-bottom: none; }
.feature-num {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: rgba(245,242,237,0.35);
  padding-top: 0.2rem;
}
.feature-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  color: var(--fg-inv);
  margin-bottom: 0.5rem;
}
.feature-desc {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(245,242,237,0.55);
}

/* === HOW === */
.how {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.how-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1rem;
  max-width: 420px;
}
.how-desc {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 420px;
}
.comparison {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.comparison-item {
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.comparison-old {
  background: var(--bg-mid);
}
.comparison-new {
  background: var(--bg);
  border-color: var(--accent);
}
.comparison-label {
  display: block;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.comparison-new .comparison-label {
  color: var(--accent);
}
.comparison-list {
  list-style: none;
}
.comparison-list li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 0.3rem 0;
  padding-left: 1rem;
  position: relative;
}
.comparison-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-secondary);
}
.comparison-new .comparison-list li::before {
  background: var(--accent);
}

/* === CLOSING === */
.closing {
  background: var(--accent);
  padding: 5rem 2rem;
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.closing-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1rem;
}
.closing-sub {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(26,23,20,0.65);
  max-width: 520px;
  margin: 0 auto;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* === CONTACT FORM === */
.contact-section {
  background: var(--bg-mid);
  border-top: 1px solid var(--border);
  padding: 5rem 2rem;
}
.contact-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-header {
  padding-top: 0.5rem;
}
.contact-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 0.75rem;
  max-width: 380px;
}
.contact-sub {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 360px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg);
  letter-spacing: 0.01em;
}
.required {
  color: var(--accent);
}
.form-input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.7rem 0.9rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--fg);
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 125, 46, 0.12);
}
.form-input::placeholder {
  color: rgba(107, 101, 96, 0.5);
}
.form-textarea {
  resize: vertical;
  min-height: 110px;
}
.form-footer {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-submit {
  background: var(--accent);
  color: var(--fg);
  border: none;
  border-radius: 6px;
  padding: 0.85rem 1.5rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  align-self: flex-start;
  transition: background 0.15s ease, transform 0.1s ease;
}
.form-submit:hover:not(:disabled) {
  background: var(--accent-hover);
}
.form-submit:active:not(:disabled) {
  transform: scale(0.98);
}
.form-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}
.form-error {
  font-size: 0.82rem;
  color: #c0392b;
  min-height: 1.2em;
}
.form-success {
  font-size: 0.88rem;
  color: #2e7d32;
  font-weight: 500;
  min-height: 1.2em;
}

/* === RESPONSIVE === */
  .hero { padding: 3rem 1.25rem 2.5rem; }
  .hero-headline { font-size: 2.8rem; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .stat-sep { display: none; }
  .stat { padding: 0; }
  .features { padding: 3rem 1.25rem; }
  .feature-row { grid-template-columns: 1fr; gap: 0.5rem; padding: 2rem 0; }
  .feature-num { display: none; }
  .how { grid-template-columns: 1fr; gap: 2.5rem; padding: 3rem 1.25rem; }
  .closing { padding: 3.5rem 1.25rem; }
  .contact-section { padding: 3rem 1.25rem; }
  .contact-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .form-submit { width: 100%; }
  .footer-inner { flex-direction: column; gap: 0.75rem; text-align: center; }
  .nav-tagline { display: none; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 2.4rem; }
  .closing-headline { font-size: 1.8rem; }
}