/* =========================================================
   Design tokens — Shiftbear-inspired warm neutrals + teal
   Values expressed as raw HSL triplets so we can use them
   with hsl() and alpha modifiers.
   ========================================================= */
:root {
  /* Canvas #faf9f7, Surface #fff, Hairline #e8e6e1 */
  --background: 40 22% 98%;      /* canvas */
  --surface: 0 0% 100%;          /* pure white cards */
  --foreground: 240 6% 10%;      /* ink #18181b */
  --card: 0 0% 100%;
  --card-foreground: 240 6% 10%;

  /* Brand: teal-600 #0d9488 / teal-700 #0f766e */
  --primary: 173 80% 32%;
  --primary-foreground: 0 0% 100%;
  --primary-dark: 174 77% 26%;
  --primary-soft: 173 80% 32%;   /* used with /0.09 alpha */

  --secondary: 30 10% 96%;       /* very soft warm neutral */
  --secondary-foreground: 240 6% 10%;
  --muted: 30 10% 96%;
  --muted-foreground: 240 4% 46%;   /* ink-mid #52525b */
  --muted-low: 240 5% 65%;          /* ink-low #a1a1aa */

  --accent: 173 80% 32%;
  --accent-foreground: 0 0% 100%;

  --border: 36 17% 89%;             /* hairline #e8e6e1 */
  --input: 36 17% 89%;
  --ring: 173 80% 32%;

  --radius: 1rem;                   /* default card radius */
  --radius-pill: 9999px;            /* pill buttons */
  --radius-xl: 1.25rem;
  --radius-2xl: 2.25rem;

  --gradient-primary: linear-gradient(135deg, hsl(173 80% 32%), hsl(174 77% 26%));
  --gradient-hero: linear-gradient(135deg, hsl(173 80% 32% / 0.10), hsl(174 77% 26% / 0.04));
  --shadow-elegant: 0 10px 30px -10px hsl(240 10% 15% / 0.18);
  --shadow-card: 0 1px 2px hsl(240 10% 15% / 0.04), 0 2px 8px -2px hsl(240 10% 15% / 0.06);
  --shadow-glow: 0 0 40px hsl(173 80% 32% / 0.25);
  --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --font-script: "Caveat", "Inter", cursive;
}

[data-theme="dark"] {
  --background: 240 10% 7%;
  --surface: 240 8% 10%;
  --foreground: 0 0% 98%;
  --card: 240 8% 10%;
  --card-foreground: 0 0% 98%;
  --secondary: 240 6% 14%;
  --secondary-foreground: 0 0% 98%;
  --muted: 240 6% 14%;
  --muted-foreground: 240 5% 65%;
  --muted-low: 240 5% 50%;
  --border: 240 6% 18%;
  --input: 240 6% 18%;
  --ring: 173 70% 50%;
  --primary: 173 70% 45%;
  --primary-dark: 173 75% 38%;
  --primary-foreground: 0 0% 100%;
  --accent: 173 70% 45%;
  --accent-foreground: 0 0% 100%;
  --shadow-card: 0 1px 2px rgb(0 0 0 / 0.3), 0 4px 16px -4px rgb(0 0 0 / 0.5);
  --shadow-elegant: 0 10px 30px -10px rgb(0 0 0 / 0.5);
}

/* =========================================================
   Base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  color: hsl(var(--foreground));
  background-color: hsl(var(--background));
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s, color 0.3s;
}

.script { font-family: var(--font-script); font-weight: 700; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { margin: 0 0 1rem; line-height: 1.2; font-weight: 700; }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
  scroll-margin-top: 72px;
}

.section-header { text-align: center; margin-bottom: 3rem; }
.section-header h2 { font-size: 2.25rem; margin-bottom: 0.5rem; }
.section-header p { color: hsl(var(--muted-foreground)); max-width: 640px; margin: 0 auto; }

.muted { color: hsl(var(--muted-foreground)); }
.accent { color: hsl(var(--primary)); }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  box-shadow: 0 1px 2px hsl(var(--primary) / 0.28);
}
.btn-primary:hover {
  background: hsl(var(--primary-dark));
  box-shadow: 0 6px 18px -6px hsl(var(--primary) / 0.55);
}

.btn-outline {
  background: hsl(var(--surface));
  color: hsl(var(--foreground));
  border-color: hsl(var(--border));
}
.btn-outline:hover {
  background: hsl(var(--secondary));
  border-color: hsl(var(--foreground) / 0.25);
}

.btn-ghost {
  background: transparent;
  color: hsl(var(--foreground));
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
}
.btn-ghost:hover { background: hsl(var(--secondary)); }

.btn-lg { padding: 0.95rem 1.9rem; font-size: 1rem; }

/* =========================================================
   Navigation
   ========================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: hsl(var(--background) / 0.7);
  border-bottom: 1px solid hsl(var(--border));
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  color: hsl(var(--muted-foreground));
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: hsl(var(--foreground)); }

.nav-actions { display: flex; align-items: center; gap: 0.5rem; }

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid hsl(var(--border));
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: hsl(var(--foreground));
  transition: var(--transition-smooth);
}
.theme-toggle:hover { background: hsl(var(--secondary)); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid hsl(var(--border));
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  color: hsl(var(--foreground));
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.open .nav-links {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: hsl(var(--background));
    border-bottom: 1px solid hsl(var(--border));
    padding: 1rem 1.5rem;
    gap: 1rem;
  }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 8rem;
  position: relative;
  overflow: hidden;
}
.hero-content { max-width: 860px; margin: 0 auto; }
.hero-avatar {
  width: 128px;
  height: 128px;
  margin: 0 auto 2rem;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid hsl(var(--border));
  position: relative;
}
.hero-avatar img { width: 100%; height: 100%; object-fit: cover; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 1rem; }
.hero-subtitle { font-size: 1.25rem; color: hsl(var(--muted-foreground)); font-weight: 500; margin-bottom: 2rem; }
.hero-tagline { font-size: 1.1rem; color: hsl(var(--muted-foreground)); max-width: 720px; margin: 0 auto 1.5rem; }
.hero-location { font-size: 1rem; color: hsl(var(--muted-foreground)); max-width: 640px; margin: 0 auto 2rem; }

.hero-banner {
  background: hsl(var(--secondary) / 0.5);
  backdrop-filter: blur(8px);
  border: 1px solid hsl(var(--border));
  border-radius: 1rem;
  padding: 1.5rem;
  max-width: 640px;
  margin: 0 auto 3rem;
}
.hero-banner-title { font-weight: 600; margin-bottom: 0.5rem; }
.hero-banner p { color: hsl(var(--muted-foreground)); font-size: 0.95rem; margin: 0; }

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-socials { display: flex; gap: 1.25rem; justify-content: center; }
.hero-socials a {
  color: hsl(var(--muted-foreground));
  transition: color 0.2s;
}
.hero-socials a:hover { color: hsl(var(--foreground)); }

/* =========================================================
   About
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 960px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}
.about-grid h3 { font-size: 1.5rem; }
.about-grid p { color: hsl(var(--muted-foreground)); margin-bottom: 1rem; }

.highlight-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.highlight-card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: var(--transition-smooth);
}
.highlight-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.highlight-card .icon {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: hsl(var(--secondary));
  margin-bottom: 0.75rem;
}
.highlight-card h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.highlight-card p { font-size: 0.95rem; color: hsl(var(--muted-foreground)); margin: 0; }

/* =========================================================
   Skills
   ========================================================= */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
}
.skill-card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1.5rem;
}
.skill-card h3 { font-size: 1.1rem; margin-bottom: 1rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  background: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid hsl(var(--border) / 0.6);
}

/* =========================================================
   Projects
   ========================================================= */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 720px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .projects-grid { grid-template-columns: repeat(3, 1fr); } }

.project-card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}
.project-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.project-card .thumb {
  aspect-ratio: 16 / 10;
  background: hsl(var(--secondary));
  overflow: hidden;
}
.project-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.project-card:hover .thumb img { transform: scale(1.05); }
.project-card .body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; flex: 1; }
.project-card h3 { font-size: 1.1rem; margin: 0; }
.project-card p { color: hsl(var(--muted-foreground)); font-size: 0.9rem; margin: 0; flex: 1; }
.project-card .tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.project-card .tags .tag { font-size: 0.75rem; padding: 0.25rem 0.6rem; }
.project-card .actions { display: flex; gap: 0.5rem; margin-top: 0.5rem; }

/* =========================================================
   Resume
   ========================================================= */
.resume-box {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.resume-box p { color: hsl(var(--muted-foreground)); margin-bottom: 1rem; }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 880px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}
.contact-form {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1.5rem;
}
.contact-form h3 { font-size: 1.25rem; margin-bottom: 1rem; }
.contact-form label { display: block; font-weight: 500; margin-bottom: 0.25rem; font-size: 0.9rem; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid hsl(var(--border));
  border-radius: 0.9rem;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: inherit;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: hsl(var(--primary));
  box-shadow: 0 0 0 3px hsl(var(--primary) / 0.15);
}
.contact-form .errors {
  color: #e11d48;
  font-size: 0.85rem;
  margin: -0.75rem 0 1rem;
}

.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.contact-info h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.contact-info > p { color: hsl(var(--muted-foreground)); margin: 0 0 0.5rem; }
.contact-card {
  display: flex;
  gap: 0.9rem;
  align-items: center;
  padding: 1rem;
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
}
.contact-card .icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: hsl(var(--secondary));
  display: flex; align-items: center; justify-content: center;
}
.contact-card .label { font-size: 0.85rem; color: hsl(var(--muted-foreground)); }
.contact-card .value { font-weight: 500; }

.flash {
  padding: 0.75rem 1rem;
  background: hsl(142 70% 45% / 0.12);
  color: hsl(142 70% 35%);
  border: 1px solid hsl(142 70% 45% / 0.3);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  border-top: 1px solid hsl(var(--border));
  padding: 2rem 0;
  text-align: center;
}
.footer-socials { display: flex; gap: 1rem; justify-content: center; margin: 1rem 0; }
.footer-socials a { color: hsl(var(--muted-foreground)); }
.footer-socials a:hover { color: hsl(var(--foreground)); }
.footer small { color: hsl(var(--muted-foreground)); }

/* =========================================================
   Project Detail
   ========================================================= */
.project-hero {
  padding-top: 8rem;
  padding-bottom: 2rem;
}
.project-hero img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 2rem;
}
.project-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 2rem;
}
@media (min-width: 720px) {
  .project-meta { grid-template-columns: repeat(3, 1fr); }
}
.project-meta .label { font-size: 0.8rem; color: hsl(var(--muted-foreground)); text-transform: uppercase; letter-spacing: 0.05em; }
.project-meta .value { font-weight: 600; }

.project-section { margin-bottom: 2.5rem; }
.project-section h2 { font-size: 1.5rem; margin-bottom: 1rem; }
.project-section ul { padding-left: 1.25rem; color: hsl(var(--muted-foreground)); }
.project-section li { margin-bottom: 0.5rem; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}
.back-link:hover { color: hsl(var(--foreground)); }

/* =========================================================
   About-me page
   ========================================================= */
.aboutme-header {
  padding: 6rem 0 1.5rem;
  border-bottom: 1px solid hsl(var(--border) / 0.5);
}
.aboutme-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.aboutme-header-title { font-size: 1.25rem; margin: 0; }

.aboutme-section { padding: 4rem 0 5rem; }

/* Hero: photo + intro grid */
.aboutme-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}
@media (min-width: 960px) {
  .aboutme-hero-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

.aboutme-photo {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-elegant);
}
.aboutme-photo img {
  width: 100%;
  height: 600px;
  object-fit: cover;
  display: block;
}
.aboutme-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgb(0 0 0 / 0.2), transparent);
  pointer-events: none;
}
@media (max-width: 960px) {
  .aboutme-photo img { height: 440px; }
}

.aboutme-intro { display: flex; flex-direction: column; gap: 2rem; }
.aboutme-title {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.1;
  margin: 0;
}
.aboutme-title .accent {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.aboutme-title .script {
  font-size: 1.25em;
  line-height: 0.9;
  padding: 0 0.08em;
  display: inline-block;
}
.aboutme-lead {
  font-size: 1.15rem;
  color: hsl(var(--muted-foreground));
  margin: 0;
}

.aboutme-quote {
  position: relative;
  background: hsl(var(--muted) / 0.3);
  border: 1px solid hsl(var(--border) / 0.5);
  padding: 1.5rem 1.5rem 1.5rem 3.5rem;
  border-radius: 0.75rem;
}
.aboutme-quote .quote-mark {
  position: absolute;
  top: 0.5rem;
  left: 1rem;
  font-size: 3rem;
  line-height: 1;
  color: hsl(var(--primary));
  font-family: Georgia, serif;
}
.aboutme-quote p { margin: 0; font-style: italic; font-weight: 500; }

/* My Journey */
.aboutme-journey { margin-bottom: 4rem; }
.journey-head { text-align: center; margin-bottom: 2.5rem; }
.journey-head h3 { font-size: 2rem; margin-bottom: 1rem; }
.accent-underline {
  width: 96px;
  height: 4px;
  background: hsl(var(--primary));
  border-radius: 999px;
  margin: 0 auto;
}
.journey-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 768px) { .journey-grid { grid-template-columns: 1fr 1fr; } }
.journey-grid h4 { font-size: 1.35rem; margin-bottom: 0.75rem; }
.journey-grid p { margin-bottom: 1rem; }

/* Big philosophy quote */
.aboutme-big-quote {
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: 1rem;
  border: 1px solid hsl(var(--border) / 0.5);
  background: linear-gradient(to right, hsl(var(--primary) / 0.08), hsl(var(--secondary) / 0.08));
  margin: 0 auto 4rem;
  max-width: 900px;
}
.aboutme-big-quote .quote-mark-lg {
  font-size: 4rem;
  line-height: 1;
  color: hsl(var(--primary));
  font-family: Georgia, serif;
  margin-bottom: 0.5rem;
}
.aboutme-big-quote p {
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 1rem;
}
.aboutme-big-quote footer { color: hsl(var(--muted-foreground)); }

/* Section blocks */
.aboutme-block { margin: 0 auto 4rem; max-width: 900px; }
.aboutme-block h3.centered { text-align: center; font-size: 1.75rem; margin-bottom: 2rem; }

/* Experience cards */
.exp-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) { .exp-grid { grid-template-columns: 1fr 1fr; } }
.exp-card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border) / 0.5);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.exp-card h4 { font-size: 1.2rem; margin-bottom: 0.75rem; }
.strengths-list { list-style: none; padding: 0; }
.strengths-list li {
  padding-left: 1.25rem;
  position: relative;
  margin-bottom: 0.5rem;
}
.strengths-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: hsl(var(--primary));
  font-weight: 700;
}

.tag-primary {
  background: hsl(var(--primary) / 0.1);
  color: hsl(var(--primary));
}

/* Beyond Work */
.beyond-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) { .beyond-grid { grid-template-columns: repeat(3, 1fr); } }
.beyond-card {
  text-align: center;
  padding: 2rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid hsl(var(--border) / 0.5);
  background: linear-gradient(to bottom, hsl(var(--primary) / 0.05), transparent);
}
.beyond-card:nth-child(2) { background: linear-gradient(to bottom, hsl(var(--secondary) / 0.4), transparent); }
.beyond-card:nth-child(3) { background: linear-gradient(to bottom, hsl(var(--accent) / 0.15), transparent); }
.beyond-icon {
  width: 64px; height: 64px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: hsl(var(--primary) / 0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
}
.beyond-card h4 { font-size: 1.15rem; margin-bottom: 0.75rem; }

/* Adventure box */
.adventure-box {
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid hsl(var(--border) / 0.5);
  background: linear-gradient(to right, hsl(var(--muted) / 0.2), hsl(var(--secondary) / 0.15));
  max-width: 900px;
  margin: 0 auto 4rem;
}
.adventure-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) { .adventure-grid { grid-template-columns: 1fr 1fr; } }

/* CTA banner */
.cta-banner {
  text-align: center;
  padding: 3rem 2rem;
  max-width: 720px;
  margin: 0 auto;
}
.cta-banner h3 { font-size: 1.75rem; margin-bottom: 1rem; }
.cta-banner p { margin-bottom: 2rem; max-width: 560px; margin-left: auto; margin-right: auto; }

/* =========================================================
   404
   ========================================================= */
.not-found {
  min-height: 80vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 2rem;
}
.not-found h1 { font-size: 5rem; margin: 0; background: var(--gradient-primary); -webkit-background-clip: text; background-clip: text; color: transparent; }
.not-found p { color: hsl(var(--muted-foreground)); margin-bottom: 1.5rem; }