/* ===========================
   RADRAS — Stylesheet
   =========================== */

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

:root {
  --black: #0a0a0a;
  --dark: #111214;
  --dark2: #1a1d21;
  --border: #2a2d33;
  --text: #e8eaed;
  --muted: #8b8f98;
  --accent: #4f7fff;
  --accent-hover: #3a6aee;
  --white: #ffffff;
  --radius: 12px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--black);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--white);
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }

.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: #4a4d55; }

/* EYEBROW */
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

/* SECTION HEADER */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 { margin-bottom: 16px; }
.section-header p { color: var(--muted); font-size: 18px; max-width: 560px; margin: 0 auto; }

/* HERO */
.hero {
  padding: 120px 0 100px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 20px;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* PROBLEM */
.problem {
  padding: 100px 0;
  background: var(--dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.problem-text h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--white);
  line-height: 1.2;
}

.problem-text p {
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 17px;
  line-height: 1.75;
}

.problem-text em { color: var(--text); font-style: italic; }

.problem-closer { color: var(--text) !important; font-size: 18px !important; }
.problem-closer strong { color: var(--white); }

.problem-stats {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.stat-num {
  font-size: 52px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

/* SERVICES */
.services {
  padding: 100px 0;
}

.phases {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.phase {
  display: grid;
  grid-template-columns: 100px 1fr;
  background: var(--dark2);
  transition: background 0.2s;
}

.phase:hover { background: #1e2126; }

.phase-num {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  font-weight: 700;
  color: var(--border);
  border-right: 1px solid var(--border);
  padding: 40px 20px;
}

.phase-content {
  padding: 40px 48px;
}

.phase-content h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.phase-tagline {
  color: var(--accent);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 16px;
}

.phase-content p:last-of-type {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.phase-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(79, 127, 255, 0.12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(79, 127, 255, 0.25);
}

/* WHY */
.why {
  padding: 100px 0;
  background: var(--dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.why-item {
  padding: 32px;
  background: var(--dark2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.why-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.why-item h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
}

.why-item p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ICP */
.icp {
  padding: 100px 0;
}

.icp-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.icp-item {
  font-size: 18px;
  color: var(--text);
  padding: 20px 24px;
  background: var(--dark2);
  border: 1px solid var(--border);
  border-radius: 10px;
  line-height: 1.5;
}

/* CONTACT */
.contact {
  padding: 100px 0;
  background: var(--dark);
  border-top: 1px solid var(--border);
}

.contact-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-inner h2 {
  font-size: 40px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.2;
}

.contact-inner p {
  color: var(--muted);
  font-size: 18px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.contact-sub {
  margin-top: 20px !important;
  font-size: 14px !important;
  color: var(--muted);
}

/* FOOTER */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

footer p { color: var(--muted); font-size: 14px; }

/* TYPOGRAPHY */
h1, h2, h3, h4 {
  font-family: var(--font);
  color: var(--white);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .problem-grid { grid-template-columns: 1fr; gap: 48px; }
  .why-grid { grid-template-columns: 1fr; }
  .phase { grid-template-columns: 1fr; }
  .phase-num { padding: 24px; border-right: none; border-bottom: 1px solid var(--border); font-size: 32px; justify-content: flex-start; }
  .phase-content { padding: 28px 24px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .hero { padding: 80px 0 60px; }
  .contact-inner h2 { font-size: 30px; }
}