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

:root {
  --black: #1a1a1a;
  --white: #ffffff;
  --cream: #faf9f7;
  --warm-100: #f5f3f0;
  --warm-200: #e8e4df;
  --warm-300: #d4cfc8;
  --warm-500: #9a9389;
  --warm-600: #6e675e;
  --warm-700: #4a453e;
  --accent: #e05a47;
  --accent-hover: #c4493a;
  --font-display: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--white); }

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 48px; height: 64px;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
nav.scrolled {
  border-bottom-color: var(--warm-200);
  box-shadow: 0 1px 12px rgba(0,0,0,0.04);
}

.nav-logo {
  font-family: var(--font-display); font-weight: 800; font-size: 1.2rem;
  letter-spacing: -0.04em; color: var(--black); text-decoration: none;
}

.nav-links { display: flex; gap: 32px; align-items: center; }

.nav-links a {
  font-size: 0.82rem; font-weight: 500; color: var(--warm-600);
  text-decoration: none; letter-spacing: 0.01em; transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--black); }
.nav-links a.active { color: var(--black); }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1.5px; background: var(--accent); border-radius: 1px;
}

.nav-cta {
  font-size: 0.82rem !important; font-weight: 600 !important;
  color: var(--white) !important; background: var(--accent);
  padding: 9px 22px; border-radius: 100px; transition: background 0.2s !important;
  letter-spacing: 0 !important;
}
.nav-cta:hover { background: var(--accent-hover) !important; }
.nav-cta::after { display: none !important; }

/* ─── LAYOUT ─── */
section { padding: 0 48px; }
.container { max-width: 1100px; margin: 0 auto; }
.narrow { max-width: 720px; }
.divider { height: 1px; background: var(--warm-200); margin: 0 48px; }

/* ─── TYPOGRAPHY ─── */
.section-label {
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--warm-500);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display); font-size: clamp(1.7rem, 2.8vw, 2.4rem);
  font-weight: 700; letter-spacing: -0.025em; line-height: 1.18;
  margin-bottom: 56px; max-width: 560px;
}

/* ─── HERO ─── */
.hero {
  min-height: 88vh; display: flex; align-items: center;
  padding-top: 100px; padding-bottom: 40px;
}
.hero .container { max-width: 820px; }

.hero-label {
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent);
  margin-bottom: 24px; display: inline-block;
  padding: 6px 14px; background: rgba(224,90,71,0.08); border-radius: 100px;
}

.hero h1 {
  font-family: var(--font-display); font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 700; line-height: 1.1; letter-spacing: -0.03em;
  color: var(--black); margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.1rem; font-weight: 400; line-height: 1.75;
  color: var(--warm-600); max-width: 560px; margin-bottom: 40px;
}

.hero-ctas { display: flex; gap: 16px; align-items: center; }

/* ─── PAGE HERO ─── */
.page-hero { padding-top: 140px; padding-bottom: 72px; }
.page-hero .container { max-width: 720px; }

.page-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700; line-height: 1.12; letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.page-hero p {
  font-size: 1.05rem; line-height: 1.75; color: var(--warm-600); max-width: 560px;
}

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-block; font-family: var(--font-body); font-size: 0.88rem;
  font-weight: 600; color: var(--white); background: var(--accent);
  padding: 13px 30px; border-radius: 100px; text-decoration: none;
  transition: all 0.25s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(224,90,71,0.25); }

.btn-outline {
  display: inline-block; font-family: var(--font-body); font-size: 0.88rem;
  font-weight: 500; color: var(--warm-700); background: transparent;
  padding: 12px 28px; border-radius: 100px; text-decoration: none;
  border: 1.5px solid var(--warm-300); transition: all 0.25s; cursor: pointer;
}
.btn-outline:hover { border-color: var(--warm-700); color: var(--black); }

.btn-secondary {
  display: inline-block; font-family: var(--font-body); font-size: 0.88rem;
  font-weight: 500; color: var(--warm-600); text-decoration: none; transition: color 0.2s;
}
.btn-secondary:hover { color: var(--black); }
.btn-secondary::after { content: ' \2192'; transition: margin-left 0.2s; }
.btn-secondary:hover::after { margin-left: 4px; }

/* ─── STATEMENT ─── */
.statement { padding-top: 100px; padding-bottom: 100px; }
.statement .container { max-width: 740px; }
.statement p {
  font-family: var(--font-display); font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  font-weight: 500; line-height: 1.6; letter-spacing: -0.01em;
}
.statement p em { font-style: normal; color: var(--warm-500); }

/* ─── FEATURES GRID ─── */
.features { padding-top: 96px; padding-bottom: 96px; background: var(--cream); }

.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}

.feature-card {
  background: var(--white); padding: 36px 32px; border-radius: 12px;
  border: 1px solid var(--warm-200); transition: all 0.3s;
}
.feature-card:hover { border-color: var(--warm-300); box-shadow: 0 8px 32px rgba(0,0,0,0.04); transform: translateY(-2px); }

.feature-num {
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 700;
  color: var(--accent); letter-spacing: 0.1em; margin-bottom: 18px;
  opacity: 0.5;
}

.feature-card h3 {
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 10px;
}

.feature-card p { font-size: 0.88rem; line-height: 1.65; color: var(--warm-600); }

/* ─── USE CASE CARDS ─── */
.use-case-cards {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 0;
}
.use-case-card {
  background: var(--white); padding: 36px 32px; text-decoration: none; color: inherit;
  border: 1px solid var(--warm-200); border-radius: 12px; transition: all 0.3s;
}
.use-case-card:hover { border-color: var(--accent); box-shadow: 0 8px 32px rgba(224,90,71,0.08); transform: translateY(-2px); }
.use-case-card h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; }
.use-case-card p { font-size: 0.85rem; color: var(--warm-600); line-height: 1.6; }
.use-case-card .card-arrow {
  font-size: 1.1rem; color: var(--warm-300); margin-top: 16px; display: block;
  transition: all 0.25s;
}
.use-case-card:hover .card-arrow { color: var(--accent); transform: translateX(4px); }

/* ─── THREE-COL GRID ─── */
.three-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }

.grid-item .grid-step {
  font-family: var(--font-display); font-size: 3.5rem; font-weight: 800;
  color: var(--warm-200); line-height: 1; margin-bottom: 16px; letter-spacing: -0.04em;
}

.grid-item h3 {
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 10px;
}

.grid-item p { font-size: 0.88rem; color: var(--warm-600); line-height: 1.65; }

/* ─── TWO-COL GRID ─── */
.two-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 56px; }

.two-grid-item h3 {
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 8px;
}

.two-grid-item p { font-size: 0.88rem; color: var(--warm-600); line-height: 1.65; }

.two-grid-item::before {
  content: ''; display: block; width: 28px; height: 2px;
  background: var(--accent); margin-bottom: 16px; opacity: 0.4;
}

/* ─── DARK SECTION ─── */
.dark-section { padding-top: 96px; padding-bottom: 96px; background: var(--black); color: var(--white); }
.dark-section .section-label { color: rgba(255,255,255,0.4); }
.dark-section .section-title { color: var(--white); }

/* ─── OUTPUT LIST ─── */
.output-cols {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.output-item {
  padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: baseline; gap: 14px;
}
.output-item:nth-child(odd) { padding-right: 40px; border-right: 1px solid rgba(255,255,255,0.08); }
.output-item:nth-child(even) { padding-left: 40px; }
.output-num { font-family: var(--font-display); font-size: 0.65rem; font-weight: 600; color: rgba(255,255,255,0.25); min-width: 20px; }
.output-text { font-size: 0.95rem; color: rgba(255,255,255,0.7); }

/* ─── ARCH LAYERS ─── */
.arch-layers { display: flex; flex-direction: column; gap: 8px; }
.arch-layer { display: grid; grid-template-columns: 180px 1fr; border-radius: 8px; overflow: hidden; }
.arch-layer-label {
  padding: 28px; background: var(--black); color: var(--white);
  font-family: var(--font-display); font-size: 0.82rem; font-weight: 700;
  display: flex; align-items: center;
}
.arch-layer-content { padding: 28px 36px; font-size: 0.88rem; color: var(--warm-600); line-height: 1.7; background: var(--white); }

/* ─── CONTENT SECTIONS ─── */
.content-section { padding-top: 72px; padding-bottom: 72px; }
.content-section.alt { background: var(--cream); }
.content-section .container { max-width: 720px; }

.content-section h2 {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 16px;
}

.content-section p {
  font-size: 0.92rem; line-height: 1.8; color: var(--warm-600); margin-bottom: 14px;
}
.content-section p:last-child { margin-bottom: 0; }

.content-section ul { list-style: none; margin: 14px 0; padding: 0; }
.content-section ul li {
  font-size: 0.88rem; color: var(--warm-600); padding: 10px 0;
  border-bottom: 1px solid var(--warm-100); line-height: 1.65;
}
.content-section ul li:last-child { border-bottom: none; }
.content-section ul li::before {
  content: ''; display: inline-block; width: 6px; height: 6px; min-width: 6px;
  border-radius: 50%; background: var(--accent); opacity: 0.45;
  margin-right: 14px; vertical-align: middle; position: relative; top: -1px;
}

/* ─── PRICING ─── */
.pricing { padding-top: 96px; padding-bottom: 96px; background: var(--cream); }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.pricing-card {
  background: var(--white); padding: 40px 32px; border-radius: 12px;
  border: 1px solid var(--warm-200); transition: all 0.3s;
}
.pricing-card:hover { border-color: var(--warm-300); box-shadow: 0 8px 32px rgba(0,0,0,0.04); }
.pricing-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; }
.pricing-desc { font-size: 0.82rem; color: var(--warm-500); margin-bottom: 24px; line-height: 1.5; }
.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li { font-size: 0.82rem; color: var(--warm-600); padding: 7px 0; border-bottom: 1px solid var(--warm-100); }
.pricing-features li:last-child { border-bottom: none; }

.pricing-cta {
  display: inline-block; font-family: var(--font-body); font-size: 0.82rem;
  font-weight: 600; color: var(--accent); border: 1.5px solid var(--warm-300);
  padding: 9px 22px; border-radius: 100px; text-decoration: none; transition: all 0.25s;
}
.pricing-cta:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }

/* ─── PROMISES ─── */
.promises { padding-top: 120px; padding-bottom: 120px; text-align: center; }
.promises .container { max-width: 660px; }
.promise-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 48px; }
.promise-list span {
  font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.25;
}
.promise-list span em { font-style: normal; color: var(--warm-300); }

/* ─── CTA FINAL ─── */
.cta-final { padding-top: 120px; padding-bottom: 140px; text-align: center; }
.cta-final .container { max-width: 540px; }
.cta-final h2 {
  font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 20px;
}
.cta-final p { font-size: 0.95rem; color: var(--warm-600); margin-bottom: 36px; line-height: 1.65; }

/* ─── FOOTER ─── */
footer {
  padding: 36px 48px; border-top: 1px solid var(--warm-200);
  display: flex; justify-content: space-between; align-items: center;
}
.footer-logo { font-family: var(--font-display); font-weight: 800; font-size: 0.95rem; color: var(--black); letter-spacing: -0.03em; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 0.75rem; color: var(--warm-500); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--black); }
.footer-copy { font-size: 0.7rem; color: var(--warm-500); }

/* ─── FORMS ─── */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 0.82rem; font-weight: 600; color: var(--warm-700);
  margin-bottom: 6px; font-family: var(--font-body);
}
.form-input {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--warm-200);
  border-radius: 8px; font-size: 0.9rem; font-family: var(--font-body);
  color: var(--black); background: var(--white); transition: all 0.2s;
}
.form-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(224,90,71,0.1); }
textarea.form-input { resize: vertical; min-height: 120px; }

.form-card {
  background: var(--white); border: 1px solid var(--warm-200); border-radius: 16px;
  padding: 40px; max-width: 520px;
}

/* ─── LEGAL ─── */
.legal-content { padding-top: 140px; padding-bottom: 80px; }
.legal-content .container { max-width: 680px; }
.legal-content h1 {
  font-family: var(--font-display); font-size: 2rem; font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 8px;
}
.legal-content .legal-date { font-size: 0.82rem; color: var(--warm-500); margin-bottom: 48px; }
.legal-content h2 {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  margin-top: 36px; margin-bottom: 12px;
}
.legal-content p {
  font-size: 0.88rem; line-height: 1.75; color: var(--warm-600); margin-bottom: 12px;
}

/* ─── LANDING PAGE ─── */
.lp-hero {
  min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(135deg, var(--cream) 0%, var(--white) 50%, rgba(45,90,71,0.04) 100%);
  padding-top: 80px;
}

.lp-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}

.lp-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700; line-height: 1.12; letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.lp-hero p { font-size: 1rem; line-height: 1.75; color: var(--warm-600); margin-bottom: 28px; }

.lp-proof {
  display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px;
}

.lp-proof-item {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 0.88rem; color: var(--warm-700); line-height: 1.5;
}

.lp-check {
  width: 20px; height: 20px; min-width: 20px; border-radius: 50%;
  background: rgba(224,90,71,0.1); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem; font-weight: 700; margin-top: 2px;
}

.lp-form-card {
  background: var(--white); border: 1px solid var(--warm-200); border-radius: 16px;
  padding: 40px; box-shadow: 0 16px 64px rgba(0,0,0,0.06);
}

.lp-form-card h2 {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 700;
  margin-bottom: 6px;
}

.lp-form-card .form-subtitle {
  font-size: 0.82rem; color: var(--warm-500); margin-bottom: 24px;
}

.lp-logos { padding: 48px; text-align: center; border-top: 1px solid var(--warm-200); }
.lp-logos p { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--warm-500); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  section { padding-left: 24px; padding-right: 24px; }
  nav { padding: 0 24px; }
  .divider { margin: 0 24px; }
  .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  .three-grid { grid-template-columns: 1fr; gap: 36px; }
  .two-grid { grid-template-columns: 1fr; gap: 32px; }
  .output-cols { grid-template-columns: 1fr; }
  .output-item:nth-child(odd) { padding-right: 0; border-right: none; }
  .output-item:nth-child(even) { padding-left: 0; }
  .arch-layer { grid-template-columns: 1fr; }
  .use-case-cards { grid-template-columns: 1fr; }
  .nav-links { gap: 18px; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  footer { flex-direction: column; gap: 16px; text-align: center; }
  .lp-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 2rem; }
  nav { padding: 0 16px; }
  .nav-links a:not(.nav-cta) { display: none; }
}