:root {
  --bg: #f9fafb;
  --bg-soft: #f3f4f6;
  --surface: #ffffff;
  --surface-alt: #fefce8;
  --primary: #0f172a;
  --accent: #f97316;
  --accent-strong: #ea580c;
  --text: #0f172a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);
  --transition-fast: 0.18s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #fff7ed, #f9fafb 60%);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* HEADER */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-mark {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.1);
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text strong {
  font-size: 0.98rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #0f172a;
}

.logo-text span {
  font-size: 0.72rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.88rem;
}

.nav-links a {
  position: relative;
  color: var(--muted);
  font-weight: 500;
  padding-bottom: 0.15rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: #111827;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, #f97316, #fb923c);
  transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  border: none;
  background: none;
  color: #111827;
  font-size: 1.6rem;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.55rem 1.2rem;
  cursor: pointer;
  outline: none;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), background var(--transition-fast),
    border-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fefce8;
  box-shadow: 0 12px 30px rgba(249, 115, 22, 0.4);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(249, 115, 22, 0.5);
}

.btn-outline {
  background: #ffffff;
  color: #111827;
  border-color: rgba(148, 163, 184, 0.7);
}

.btn-outline:hover {
  border-color: #f97316;
  background: #fff7ed;
}

.btn-icon {
  font-size: 1rem;
}

.btn-icon:empty {
  display: none;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}