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

:root {
  --bg: #080e14;
  --bg-card: #0d1520;
  --bg-card-hover: #121c28;
  --border: #162030;
  --border-light: #1e2f44;
  --text: #e2edf8;
  --text-muted: #5a7a96;
  --text-faint: #253647;
  --accent: #0ea5e9;
  --accent-light: #38bdf8;
  --accent-glow: rgba(14, 165, 233, 0.15);
  --green: #34d399;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.3);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.5), 0 0 0 1px var(--border);
  --font: 'Inter', system-ui, sans-serif;
}

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

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

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

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

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.section-sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: 0 6px 24px rgba(14,165,233,0.35); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-light);
}
.btn-ghost:hover { background: var(--bg-card); color: var(--text); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-light);
}
.btn-outline:hover { background: var(--bg-card-hover); border-color: var(--border-light); }

.btn-sm { padding: 8px 18px; font-size: 0.875rem; }
.btn-full { width: 100%; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 64px;
}

.logo {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.logo-dot { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--text); background: var(--bg-card); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 160px 0 100px;
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(14,165,233,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.badge {
  display: inline-block;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.3);
  color: var(--accent-light);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.01em;
}

.hero-heading {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-social-proof {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.proof-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(52,211,153,0.5);
}

/* ============================================================
   WHAT WE DO
   ============================================================ */
.what-we-do {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.wwd-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 40px;
}

.wwd-item {
  text-align: center;
}

.wwd-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.wwd-item p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  position: relative;
}

.step {
  flex: 1;
  padding: 0 24px;
  text-align: center;
}

.step-number {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

.step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.step p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.step-arrow {
  flex-shrink: 0;
  font-size: 1.25rem;
  color: var(--accent);
  align-self: center;
  opacity: 0.5;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

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

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  transition: border-color 0.2s;
  display: flex;
  flex-direction: column;
}
.plan-card:hover { border-color: var(--border-light); }

.plan-card .btn { margin-top: auto; }

.plan-featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(14,165,233,0.07) 0%, var(--bg-card) 100%);
}
.plan-featured:hover { border-color: var(--accent-light); }

.plan-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.plan-header { margin-bottom: 24px; }

.plan-name {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 12px;
}

.price-currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 6px;
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.price-custom {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.plan-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.plan-features {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.check { color: var(--green); font-weight: 700; font-size: 0.875rem; flex-shrink: 0; }
.muted { color: var(--text-faint); flex-shrink: 0; }
.plan-features li:has(.muted) { color: var(--text-faint); }

.pricing-note {
  text-align: center;
  margin-top: 28px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.plan-asterisk {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  margin-top: -12px;
  line-height: 1.5;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: 100px 0 120px;
  border-top: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: start;
}

.contact-left .section-title { text-align: left; margin-bottom: 14px; }
.contact-left .section-sub { text-align: left; margin: 0 0 32px; }


/* FORM */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  -webkit-appearance: none;
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236e6e8a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
}


.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-faint); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-status {
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  min-height: 20px;
}
.form-status.success { color: var(--green); }
.form-status.error { color: #f87171; }

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

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

.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .wwd-grid { grid-template-columns: 1fr 1fr; }
  .plans-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .wwd-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
  .hero { padding: 120px 0 80px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}