/* ==========================================================================
   Portofolio Kimsyel Fransky
   Daftar isi:
   1. Variabel & tema
   2. Reset & dasar
   3. Layout & header
   4. Tombol
   5. Hero & foto
   6. Tentang & blok kode
   7. Skills
   8. Projects
   9. Kontak & footer
   10. Responsif & aksesibilitas
   ========================================================================== */


/* 1. Variabel & tema
   ========================================================================== */
:root {
  /* Warna */
  --bg: #f2f5fb;
  --surface: #ffffff;
  --ink: #0e1a36;
  --muted: #5a6684;
  --line: #d9e0ee;
  --accent: #2b55f5;
  --accent-ink: #ffffff;
  --sun: #ffc83d;

  /* Font */
  --font-display: "Bricolage Grotesque", "Segoe UI", Arial, sans-serif;
  --font-body: "DM Sans", "Segoe UI", Arial, sans-serif;
  --font-mono: "JetBrains Mono", Consolas, monospace;
}

/* Tema gelap mengikuti pengaturan perangkat */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1226;
    --surface: #131c38;
    --ink: #eaf0ff;
    --muted: #9aa8cc;
    --line: #243055;
    --accent: #7c9bff;
    --accent-ink: #0b1226;
  }
}

body {
  caret-color: transparent;
}

/* 2. Reset & dasar
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
label:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.025em;
}

h3 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 22px;
}

section {
  padding: 64px 0;
  border-top: 1px solid var(--line);
}

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

.sub {
  max-width: 56ch;
  margin: 0 0 36px;
  color: var(--muted);
}


/* 3. Header & navigasi
   ========================================================================== */
header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

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

nav ul {
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

nav ul a {
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
}

nav ul a:hover {
  color: var(--accent);
}

.logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  text-decoration: none;
}


/* 4. Tombol
   ========================================================================== */
.btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  background: transparent;
  border: 2px solid var(--ink);
  border-radius: 999px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.main {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn.small {
  padding: 6px 16px;
  border-width: 1.5px;
  font-size: 14px;
}


/* 5. Hero & foto
   ========================================================================== */
.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
  padding: 72px 0 56px;
}

.hello {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 18px;
}

h1 {
  margin: 0 0 24px;
  font-family: var(--font-display);
  font-size: clamp(46px, 8.5vw, 96px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.035em;
}

h1 span {
  display: block;
  width: fit-content;
  background: linear-gradient(transparent 62%, var(--sun) 62% 90%, transparent 90%);
}

.lead {
  max-width: 46ch;
  margin: 0 0 30px;
  color: var(--muted);
}

/* Foto profil */
.photo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin: 0;
}

.frame {
  position: relative;
  width: min(100%, 320px);
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--surface);
  border: 3px solid var(--ink);
  border-radius: 160px 160px 24px 24px;
  box-shadow: 12px 12px 0 var(--sun);
}

.frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.placeholder {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 96px;
  font-weight: 800;
}

/* Dipakai script.js saat foto belum tersedia */
.frame.empty img {
  display: none;
}

.frame.empty .placeholder {
  display: flex;
}


/* 6. Tentang & blok kode
   ========================================================================== */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.facts {
  display: grid;
  gap: 14px;
  margin: 0;
}

.facts div {
  display: flex;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.facts dt {
  flex: none;
  width: 110px;
  color: var(--muted);
}

.facts dd {
  margin: 0;
  font-weight: 500;
}

.code {
  align-self: start;
  padding: 22px 24px;
  overflow-x: auto;
  background: #0e1a36;
  border-radius: 16px;
  box-shadow: 10px 10px 0 var(--sun);
  color: #dce6ff;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
}

.code .dots {
  display: flex;
  gap: 7px;
  margin-bottom: 14px;
}

.code .dots i {
  width: 11px;
  height: 11px;
  background: #3a4a7a;
  border-radius: 50%;
}

.code .k {
  color: #7c9bff;
}

.code .s {
  color: #ffc83d;
}

.caret {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: #ffc83d;
  vertical-align: -3px;
  animation: blink 1s steps(2) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}


/* 7. Skills
   ========================================================================== */
.skills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.bar {
  margin-bottom: 18px;
}

.bar > div:first-child {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
  font-weight: 500;
}

.track {
  height: 10px;
  overflow: hidden;
  background: var(--line);
  border-radius: 99px;
}

/* Lebar diisi oleh script.js dari atribut data-level */
.track i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 1s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.group + .group {
  margin-top: 32px;
}

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

.chip {
  padding: 8px 16px;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  font-weight: 500;
}


/* 8. Projects
   ========================================================================== */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 22px;
}

.proj {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 18px;
  transition: border-color 0.2s, transform 0.2s;
}

.proj:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.proj:nth-child(2) {
  border-radius: 6px 28px 6px 28px;
}

.proj:nth-child(3) {
  border-radius: 28px 6px 28px 6px;
}

.proj h3 {
  margin: 0;
}

.proj p {
  flex: 1;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.proj a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.proj a:hover {
  text-decoration: underline;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tags span {
  padding: 4px 10px;
  background: var(--bg);
  border-radius: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12.5px;
}


/* 9. Kontak & footer
   ========================================================================== */
.contact {
  text-align: center;
}

.contact .sub {
  margin-inline: auto;
}

.contact .btns {
  justify-content: center;
}

footer {
  padding: 28px 0 36px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}


/* 10. Responsif & aksesibilitas
   ========================================================================== */
@media (max-width: 780px) {
  .hero,
  .about,
  .skills {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  /* Foto tampil lebih dulu di layar kecil */
  .photo {
    order: -1;
  }

  nav ul {
    gap: 14px;
  }

  nav ul a {
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}