/* =========================================================
   Token system — tema "buku sketsa" minimalis
   ========================================================= */
:root {
  --paper: #F6F4EF;
  --paper-alt: #EFEBE2;
  --ink: #201F1D;
  --muted: #6B6558;
  --line: #D9D2C2;

  /* "pensil warna" — satu warna per hobi */
  --pencil-1: #E15B3F; /* menggambar — merah pensil */
  --pencil-2: #3B6FA0; /* jalan-jalan — biru pensil */
  --pencil-3: #E0A72E; /* main game — kuning pensil */

  --radius: 14px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.01em; }

p { margin: 0 0 1rem; color: var(--ink); }

a { color: inherit; }

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.9rem;
}

.section-inner, .nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* =========================================================
   Nav
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 244, 239, 0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  font-family: 'Caveat', cursive;
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
}
.nav-brand .dot { color: var(--pencil-1); }

.nav-links {
  display: flex;
  gap: 2rem;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--pencil-1);
  transition: width 0.25s ease;
}
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--ink);
  display: block;
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 5.5rem 1.5rem 5rem;
  overflow: hidden;
}
.hero-inner { max-width: 640px; }

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.15;
  margin-bottom: 1.4rem;
}

.scribble-wrap {
  position: relative;
  display: inline-block;
  font-family: 'Caveat', cursive;
  font-weight: 700;
  color: var(--pencil-1);
  font-size: 1.05em;
}
.scribble {
  position: absolute;
  left: 0; bottom: -0.15em;
  width: 100%; height: 0.4em;
  overflow: visible;
}
.scribble path {
  fill: none;
  stroke: var(--pencil-1);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 700;
  stroke-dashoffset: 700;
  animation: draw 1.2s ease forwards 0.4s;
}
.scribble-small path { stroke: var(--pencil-2); }
@keyframes draw { to { stroke-dashoffset: 0; } }

.hero-text {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  margin-top: 1.8rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:focus-visible {
  outline: 3px solid var(--pencil-2);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--pencil-1); }
.btn-ghost {
  border: 1.5px solid var(--ink);
  color: var(--ink);
}
.btn-ghost:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--pencil-2); }

.hero-doodles {
  position: absolute;
  right: -20px;
  top: 30px;
  opacity: 0.9;
}
.doodle { width: 140px; height: 140px; }
@media (max-width: 720px) { .hero-doodles { display: none; } }

/* =========================================================
   Sections generic
   ========================================================= */
.section { padding: 5rem 0; }
.section-alt { background: var(--paper-alt); }
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  max-width: 620px;
  margin-bottom: 1.2rem;
}
.section-note {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--muted);
}
.section-note code {
  background: var(--paper-alt);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.highlight {
  position: relative;
  font-weight: 600;
  white-space: nowrap;
}
.highlight-1 { color: var(--pencil-1); }
.highlight-2 { color: var(--pencil-2); }
.highlight-3 { color: #B98A18; }

/* =========================================================
   About
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  align-items: center;
}
.about-text p { max-width: 520px; }
.about-svg { width: 100%; max-width: 320px; }

.photo-frame {
  position: relative;
  background: #fff;
  padding: 14px 14px 46px;
  border-radius: 4px;
  box-shadow: 0 12px 28px rgba(32, 31, 29, 0.18);
  transform: rotate(-3deg);
  max-width: 320px;
  margin: 0 auto;
  transition: transform 0.3s ease;
}
.photo-frame:hover { transform: rotate(-1deg) scale(1.02); }
.photo-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 2px;
}
.photo-tape {
  position: absolute;
  top: -14px;
  left: 50%;
  width: 90px;
  height: 28px;
  background: var(--pencil-3);
  opacity: 0.75;
  transform: translateX(-50%) rotate(-4deg);
}
.photo-caption {
  position: absolute;
  bottom: 10px;
  left: 0;
  right: 0;
  text-align: center;
  font-family: 'Caveat', cursive;
  font-size: 1.3rem;
  color: var(--muted);
  margin: 0;
}
@media (max-width: 800px) {
  .photo-frame { max-width: 260px; }
}
@media (max-width: 800px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { order: -1; display: flex; justify-content: center; }
  .about-svg { max-width: 220px; }
}

/* =========================================================
   Hobi cards
   ========================================================= */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-4px); }
.card h3 { margin: 1rem 0 0.5rem; font-size: 1.15rem; }
.card p { color: var(--muted); font-size: 0.95rem; margin: 0; }
.card-icon { width: 44px; height: 44px; }

.card-1 { color: var(--pencil-2); }
.card-1:hover { border-color: var(--pencil-2); }
.card-2 { color: var(--pencil-1); }
.card-2:hover { border-color: var(--pencil-1); }
.card-3 { color: #B98A18; }
.card-3:hover { border-color: #B98A18; }

@media (max-width: 800px) {
  .cards { grid-template-columns: 1fr; }
}

/* =========================================================
   Galeri
   ========================================================= */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-top: 2rem;
}
.gallery-item {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-item.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--line);
  color: var(--muted);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  background: var(--paper-alt);
}
.gallery.gallery-2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 720px;
}
@media (max-width: 800px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding: 4.5rem 0 2.5rem;
}
.footer .eyebrow { color: #A9A296; }
.footer-inner { display: flex; flex-direction: column; gap: 2.5rem; }
.footer-title {
  position: relative;
  display: inline-block;
  color: var(--paper);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 1rem;
}
.footer p { color: #C9C3B5; max-width: 480px; }
.footer .btn-primary { background: var(--pencil-1); color: var(--ink); margin-top: 0.5rem; }
.footer .btn-primary:hover { box-shadow: 0 6px 0 var(--paper); }
.footer-copy {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: #8A8478;
  border-top: 1px solid #3A382F;
  padding-top: 1.5rem;
  margin: 0;
}

/* =========================================================
   Reveal on scroll
   ========================================================= */
.section-inner, .hero-inner { opacity: 0; transform: translateY(16px); }
.section-inner.is-visible, .hero-inner.is-visible {
  opacity: 1; transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

/* =========================================================
   Mobile nav
   ========================================================= */
@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 260px; }
  .nav-links a { padding: 1rem 1.5rem; border-top: 1px solid var(--line); }
}