/* iganarendra.my.id, 2026 redesign. Direction and reasons: see DESIGN.md */

:root {
  --bg: #F4F6FA;
  --surface: #E7EDF6;
  --ink: #0B1F3A;
  --muted: #4A5B75;
  --rule: #C9D3E3;
  --accent: #B23A08;
  --fill: #F0642D;
  --fill-ink: #0B1F3A;
  --navy: #0B2A5B;
  --navy-fg: #F4F6FA;
  --navy-muted: #B8C4D9;
  --navy-accent: #FF8A4C;
  --navy-rule: rgba(244, 246, 250, 0.28);
  --wash: rgba(11, 42, 91, 0.92);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --gutter: clamp(16px, 5vw, 40px);
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #0A1426;
  --surface: #101D36;
  --ink: #EAF0FA;
  --muted: #A9B7CF;
  --rule: #24344F;
  --accent: #FF8A4C;
  --fill: #FF8A4C;
  --fill-ink: #0A1426;
  --navy: #071022;
  --wash: rgba(7, 16, 34, 0.93);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --bg: #0A1426;
    --surface: #101D36;
    --ink: #EAF0FA;
    --muted: #A9B7CF;
    --rule: #24344F;
    --accent: #FF8A4C;
    --fill: #FF8A4C;
    --fill-ink: #0A1426;
    --navy: #071022;
    --wash: rgba(7, 16, 34, 0.93);
    color-scheme: dark;
  }
}

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

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.1; margin: 0; letter-spacing: -0.015em; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.on-navy :focus-visible, .band :focus-visible { outline-color: var(--navy-accent); }

.container { width: 100%; max-width: 1120px; margin-inline: auto; padding-inline: var(--gutter); }

.skip { position: absolute; left: var(--gutter); top: -100px; background: var(--ink); color: var(--bg); padding: 10px 16px; z-index: 10; }
.skip:focus { top: 8px; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* navy zones: header and hero */
.on-navy { background: var(--navy); color: var(--navy-fg); }
.on-navy a { color: inherit; }
.on-navy .btn-primary { color: var(--fill-ink); }
.on-navy .motto { color: var(--navy-accent); }
.on-navy .btn-ghost { color: var(--navy-fg); border-color: var(--navy-fg); }
.on-navy .btn:hover { box-shadow: 4px 4px 0 var(--navy-fg); }
.on-navy .text-link { color: var(--navy-accent); }
.on-navy .theme-btn { color: var(--navy-fg); border-color: var(--navy-rule); }
.on-navy .theme-btn:hover { border-color: var(--navy-fg); }
.on-navy .site-nav a, .on-navy .wordmark { color: var(--navy-fg); }
.on-navy .site-nav a:hover { color: var(--navy-accent); }

/* header */
.site-header { padding-block: 16px; }
.site-header .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 24px; }
.wordmark { font-family: var(--serif); font-size: 1.25rem; color: var(--ink); text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; gap: 10px; }
.wordmark .sig { color: var(--navy-accent); font-family: var(--sans); font-size: 0.95rem; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 0 4px; }
.site-nav a, .theme-btn {
  min-height: 44px; display: inline-flex; align-items: center; padding: 0 10px;
  color: var(--ink); text-decoration: none; font-size: 0.97rem;
}
.site-nav a:hover { color: var(--accent); text-decoration: underline; }
.theme-btn { background: none; border: 1px solid var(--rule); border-radius: 4px; font: inherit; font-size: 0.9rem; cursor: pointer; margin-left: 6px; }
.theme-btn:hover { border-color: var(--ink); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; min-height: 48px; padding: 10px 22px;
  border: 2px solid var(--fill); border-radius: 4px; font-weight: 700; text-decoration: none;
  transition: transform 120ms, box-shadow 120ms;
}
.btn-primary { background: var(--fill); border-color: var(--fill); color: var(--fill-ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--ink); text-decoration: none; }
.on-navy .btn-primary:hover, .band .btn-primary:hover { box-shadow: 4px 4px 0 var(--navy-fg); }
.actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 28px; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; }

/* hero: full-bleed night photo under a navy wash, as on the first version of the site */
:root { --hero-rgb: 9, 34, 78; }
html[data-theme="dark"] { --hero-rgb: 7, 16, 34; }
@media (prefers-color-scheme: dark) { html:not([data-theme="light"]) { --hero-rgb: 7, 16, 34; } }

.over-hero { position: absolute; top: 0; left: 0; right: 0; z-index: 3; background: transparent; }
.hero {
  position: relative; display: flex; align-items: center;
  min-height: min(100svh, 900px);
  padding-block: 120px 72px;
  background:
    linear-gradient(rgba(var(--hero-rgb), 0.9), rgba(var(--hero-rgb), 0.9)),
    var(--navy) url("../img/intro.jpg") 58% 100% / cover no-repeat;
}
.hero .container { width: 100%; }
@media (max-width: 679px) {
  .over-hero { position: relative; background: rgb(var(--hero-rgb)); }
  .hero { padding-block: 40px 56px; min-height: 0; }
}
.hero-copy { max-width: 36rem; }
.hero h1 { font-size: clamp(3.2rem, 9vw, 7rem); font-weight: 400; letter-spacing: -0.03em; line-height: 1; }
.hero .full-name { font-family: var(--sans); font-size: 1rem; color: var(--navy-muted); margin: 18px 0 0; }
.hero .lead { color: var(--navy-fg); font-size: clamp(1.1rem, 2.2vw, 1.3rem); margin-top: 26px; }
.motto { font-family: var(--serif); font-style: italic; font-size: 1.15rem; color: var(--accent); margin: 22px 0 0; }
@media (min-width: 900px) {
  .hero {
    background:
      linear-gradient(90deg, rgba(var(--hero-rgb), 0.95) 0%, rgba(var(--hero-rgb), 0.9) 48%, rgba(var(--hero-rgb), 0.35) 100%),
      var(--navy) url("../img/intro.jpg") 0% 100% / cover no-repeat;
  }
}

/* the email line: "iga" stays, the rest types through my addresses */
.reach { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; margin: 26px 0 0; }
.reach-label { color: var(--navy-muted); font-size: 0.95rem; }
.mail-line { display: inline-flex; align-items: center; min-height: 44px; max-width: 100%; font-weight: 700; font-size: clamp(0.9rem, 4.3vw, 1.5rem); overflow-wrap: anywhere; text-decoration: none; color: var(--navy-fg); }
.mail-line .tail { color: var(--navy-accent); }
.mail-line:hover { text-decoration: underline; text-underline-offset: 4px; }
.caret { display: none; width: 0.08em; height: 1em; margin-left: 0.06em; background: var(--navy-accent); vertical-align: -0.12em; }
.typing .caret { display: inline-block; animation: blink 0.8s steps(1) infinite; }
.is-paused .caret { animation: none; }
@keyframes blink { 50% { opacity: 0; } }
.pause { min-height: 44px; min-width: 44px; padding: 0 12px; background: none; border: 1px solid var(--navy-rule); border-radius: 4px; color: var(--navy-fg); font: inherit; font-size: 0.88rem; cursor: pointer; }
.pause:hover { border-color: var(--navy-fg); }

/* section heads */
.kicker { font-family: var(--sans); font-size: 0.95rem; color: var(--muted); margin-bottom: 10px; }
.section-title { font-size: clamp(2rem, 4.5vw, 3.2rem); }

/* now */
.now { padding-block: clamp(56px, 8vw, 96px); }
.now .section-title { margin-bottom: 36px; }
.roles li { display: grid; gap: 10px; padding-block: 28px; border-top: 1px solid var(--rule); }
.roles li:last-child { border-bottom: 1px solid var(--rule); }
.org a { color: inherit; }
.org { font-family: var(--serif); font-size: clamp(1.6rem, 3.4vw, 2.3rem); line-height: 1.1; }
.role { color: var(--muted); font-size: 0.97rem; margin-top: 6px; }
.roles p { margin: 0; max-width: 38em; }
@media (min-width: 760px) {
  .roles li { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; }
}

/* research */
.research { background: var(--surface); padding-block: clamp(64px, 9vw, 120px); }
.research-grid { display: grid; gap: 40px; }
.research .intro { max-width: 30em; margin-top: 20px; color: var(--muted); }
.topics article { padding-block: 24px; border-top: 1px solid var(--rule); }
.topics article:first-child { border-top: 0; padding-top: 0; }
.topics h3 { font-size: clamp(1.3rem, 2.4vw, 1.6rem); margin-bottom: 8px; }
.topics p { margin: 0; max-width: 36em; }
.research .more { margin-top: 28px; }
@media (min-width: 900px) {
  .research-grid { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 72px; }
}

/* awards */
.awards { padding-block: clamp(56px, 8vw, 96px); }
.awards-grid { display: grid; gap: 36px; margin-top: 32px; }
.awards .sub { color: var(--muted); max-width: 32em; margin-top: 14px; }
.award-list li { display: grid; grid-template-columns: 4.2rem minmax(0, 1fr); gap: 12px; padding-block: 16px; border-top: 1px solid var(--rule); }
.award-list li:last-child { border-bottom: 1px solid var(--rule); }
.award-list .yr { font-family: var(--serif); font-size: 1.35rem; color: var(--accent); line-height: 1.2; }
.award-list .what { font-weight: 500; }
.award-list .where { display: block; color: var(--muted); font-size: 0.95rem; }
.award-list a { font-size: 0.95rem; }
figure { margin: 0; }
figcaption { font-size: 0.9rem; color: var(--muted); margin-top: 10px; }
.awards figure img { width: 100%; border-radius: 4px; }
.awards .closing { margin-top: 20px; }
@media (min-width: 900px) {
  .awards-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 64px; align-items: start; }
}

/* skills */
.skills { padding-block: 24px clamp(64px, 9vw, 112px); }
.skills .sub { color: var(--muted); max-width: 34em; margin-top: 14px; }
.skill-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 32px 40px; margin-top: 36px; }
.skill-groups h3 { font-size: 1.35rem; padding-bottom: 10px; border-bottom: 2px solid var(--ink); margin-bottom: 8px; }
.skill-groups li { padding-block: 5px; }

/* contact band */
.band { background: linear-gradient(var(--wash), var(--wash)), var(--navy) url("../img/overlay-bg.jpg") center / cover no-repeat; color: var(--navy-fg); padding-block: clamp(72px, 10vw, 128px); }
.band a { color: var(--navy-accent); }
.band .muted { color: var(--navy-muted); }
.band .section-title { font-size: clamp(2.6rem, 8vw, 5.5rem); font-weight: 400; letter-spacing: -0.03em; }
.band .msg { max-width: 34em; margin-top: 24px; }
.band .btn-primary { color: #0B1F3A; }
.band .btn-ghost { color: var(--navy-fg); border-color: var(--navy-fg); }
.emails { margin-top: 36px; border-top: 1px solid var(--navy-rule); }
.emails li { display: grid; gap: 2px; padding-block: 14px; border-bottom: 1px solid var(--navy-rule); }
.emails .for { color: var(--navy-muted); font-size: 0.95rem; }
.emails a { font-family: var(--serif); font-size: clamp(1.1rem, 2.6vw, 1.5rem); overflow-wrap: anywhere; min-height: 44px; display: inline-flex; align-items: center; }
@media (min-width: 700px) { .emails li { grid-template-columns: 15rem minmax(0, 1fr); gap: 24px; align-items: center; } }
.elsewhere { display: flex; flex-wrap: wrap; gap: 0 8px; margin-top: 28px; margin-left: -10px; }
.elsewhere a { min-height: 44px; display: inline-flex; align-items: center; padding: 0 10px; }
.band .where-line { margin-top: 28px; }

/* footer */
.site-footer { padding-block: 32px 48px; font-size: 0.93rem; color: var(--muted); }
.site-footer p { margin: 0 0 6px; }

/* inner pages */
.page-head { padding-block: clamp(24px, 5vw, 56px) 32px; }
.page-head h1 { font-size: clamp(2.4rem, 7vw, 4.8rem); font-weight: 400; letter-spacing: -0.025em; }
.page-head .lead { max-width: 34em; margin-top: 20px; font-size: 1.15rem; }
.page-body { padding-bottom: clamp(56px, 8vw, 96px); }
.two-col { display: grid; gap: 40px; }
@media (min-width: 900px) { .two-col { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 72px; } }
.prose { max-width: 38em; }
.prose h2 { font-size: 1.7rem; margin-bottom: 14px; }
.project-list li { padding-block: 26px; border-top: 1px solid var(--rule); }
.project-list h3 { font-size: clamp(1.25rem, 2.3vw, 1.55rem); }
.project-list .meta { color: var(--muted); font-size: 0.95rem; margin: 6px 0 12px; }
.project-list p { max-width: 40em; }
.project-list .repo a { margin-right: 18px; }
.link-list li { border-top: 1px solid var(--rule); }
.link-list li:last-child { border-bottom: 1px solid var(--rule); }
.link-list a { display: flex; min-height: 64px; align-items: center; justify-content: space-between; gap: 16px; color: var(--ink); font-family: var(--serif); font-size: clamp(1.25rem, 3vw, 1.7rem); text-decoration: none; padding-block: 10px; }
.link-list a:hover { color: var(--accent); }
.link-list .go { font-family: var(--sans); font-size: 0.9rem; color: var(--muted); white-space: nowrap; }
.booking-wrap { margin-top: 8px; }
.calendly-inline-widget { min-width: 280px; height: 1100px; }
.donate img { width: 100%; max-width: 320px; border-radius: 4px; }
.noscript { background: var(--surface); padding: 16px; border-radius: 4px; }