/* ============================================================
   PORTFOLIO — styles.css
   ============================================================ */

/* ── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img  { display: block; max-width: 100%; }

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --font-display: 'TASA Orbiter','Newsreader', Georgia, 'Times New Roman', serif;
  --font-sans:    'TASA Orbiter','Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'TASA Orbiter','JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* light mode */
  --bg-page:      #faf9f5;
  --bg-soft:      #f5f0e8;
  --surface-card: #efe9de;
  --surface-emph: #e8e0d2;
  --surface-dark: #181715;

  --text-heading: #141413;
  --text-lead:    #252523;
  --text-body:    #3d3d3a;
  --text-muted:   #6c6a64;
  --text-faint:   #8e8b82;

  --border:       #e6dfd8;
  --border-soft:  #ebe6df;

  --accent:       #d77a9b;
  --accent-press: #ba5d7e;
  --focus-ring:   0 0 0 3px rgba(215,122,155,0.22);
}

[data-theme="dark"] {
  --bg-page:      #181715;
  --bg-soft:      #1f1e1b;
  --surface-card: #252320;
  --surface-emph: #2f2c27;

  --text-heading: #faf9f5;
  --text-lead:    #e9e6df;
  --text-body:    #c9c6be;
  --text-muted:   #a09d96;
  --text-faint:   #8e8b82;

  --border:       rgba(255,255,255,0.10);
  --border-soft:  rgba(255,255,255,0.06);
}

/* ── BASE ───────────────────────────────────────────────── */
body {
  font-family: var(--font-sans);
  background: var(--bg-page);
  color: var(--text-body);
  min-height: 100vh;
  transition: background 300ms ease, color 300ms ease;
}

/* ── TYPE SCALE ─────────────────────────────────────────── */
.ty-xl  { font-family:var(--font-sans); font-weight:400; font-size:clamp(42px,4.8vw,64px); line-height:1.05; letter-spacing:-1.5px; }
.ty-lg  { font-family:var(--font-sans); font-weight:400; font-size:clamp(30px,4vw,48px);   line-height:1.1;  letter-spacing:-1px;   }
.ty-sm  { font-family:var(--font-sans); font-weight:400; font-size:28px;                    line-height:1.2;  letter-spacing:-0.3px; }
.ty-t-lg{ font-family:var(--font-sans);    font-weight:500; font-size:22px;  line-height:1.3; }
.ty-t-sm{ font-family:var(--font-sans);    font-weight:500; font-size:16px;  line-height:1.4; }
.ty-b-md{ font-family:var(--font-sans);    font-weight:400; font-size:16px;  line-height:1.55;}
.ty-b-sm{ font-family:var(--font-sans);    font-weight:400; font-size:14px;  line-height:1.55;}
.ty-cap { font-family:var(--font-sans);    font-weight:500; font-size:13px;  line-height:1.4; }
.ty-up  { font-family:var(--font-sans);    font-weight:500; font-size:12px;  line-height:1.4; letter-spacing:1.5px; text-transform:uppercase; }

/* ── ANIMATIONS ─────────────────────────────────────────── */
@keyframes fadeUp { from { opacity:0; transform:translateY(28px); } to { opacity:1; transform:none; } }
@keyframes blink  { 0%,49% { opacity:1; } 50%,100% { opacity:0; } }

/* Hero columns use direct CSS animation — no JS needed */
.hero-l { animation: fadeUp 0.8s ease both; }
.hero-r { animation: fadeUp 0.8s ease 0.15s both; }

/* ── RIGHT PANEL TOGGLE ─────────────────────────────────── */
.right-toggle {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 10px;
}
.rt-pill {
  display: flex;
  background: var(--surface-card);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
  backdrop-filter: blur(8px);
}
.rt-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  color: --var(--accent);
  background: transparent;
  border: none;
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.rt-btn.active        { background: rgba(215,122,155,0.18); color: #d77a9b; }
.rt-btn:hover:not(.active) { color: #faf9f5; }

/*
  Grid stacking: both .rp-face elements sit in the same grid cell.
  The inactive face fades out in place — no position:absolute needed,
  so the container always takes the height of the taller panel.
*/
.right-panel {
  display: grid;
}
.rp-face {
  grid-area: 1 / 1;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.rp-face.active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.rp-face:not(.active) {
  opacity: 0;
  transform: scale(0.97) translateY(6px);
  pointer-events: none;
}

/* Photo panel — mirrors the terminal card styling */
.photo-panel {
  background: #1f1e1b;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 60px -32px rgba(20,20,19,.45);
}
.photo-panel-hdr {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.photo-panel-body {
  padding: 24px 28px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.photo-slot-lg {
  width: 100%;
  min-height: 400px;          /* matches terminal body height */
  border-radius: 8px;
  background: #252320;
  border: 1.5px dashed rgba(255,255,255,0.10);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  overflow: hidden;
  position: relative;
  transition: border-color 200ms, background 200ms;
}
.photo-slot-lg:hover                { border-color: rgba(215,122,155,0.45); background: #2a2724; }
.photo-slot-lg:hover .photo-hint-lg { color: #d77a9b; }
.photo-hint-lg {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #6c6a64;
  position: absolute;
  pointer-events: none;
  transition: color 150ms;
  text-align: center;
  padding: 0 20px;
  line-height: 1.7;
}
.photo-img-r {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top center;
   /* display: none; */
}
.photo-panel-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

/*
  SCROLL FADE — progressive enhancement.
  Elements only start hidden once html.ready is set (done via inline script in <head>).
  If JS is blocked or the observer never fires, content remains fully visible.
*/
html.ready .sf {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.sf.on {
  opacity: 1 !important;
  transform: none !important;
}

/* ── LAYOUT ─────────────────────────────────────────────── */
.wrap { max-width:1140px; margin:0 auto; padding:0 clamp(16px,4vw,32px); }

/* ── NAVBAR ─────────────────────────────────────────────── */
#nav {
  position: fixed; top:0; left:0; right:0; z-index:50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 250ms ease, border-color 250ms ease, backdrop-filter 250ms ease;
}
#nav.scrolled {
  background: rgba(250,249,245,0.95);
  border-bottom-color: var(--border);
  backdrop-filter: blur(14px);
}
[data-theme="dark"] #nav.scrolled { background: rgba(24,23,21,0.92); }

.nav-inner {
  max-width:1140px; margin:0 auto;
  padding: 0 clamp(16px,4vw,32px);
  height: 68px;
  display: flex; align-items: center; justify-content: space-between; gap:24px;
}
.nav-logo {
  display: flex; align-items: center; gap:10px;
  text-decoration: none; color: var(--text-heading); flex-shrink:0;
}
.logo-star { color: var(--accent); font-size:18px; line-height:1; }
.logo-name { font-family: 'TASA Orbiter', var(--font-sans); font-size:20px; letter-spacing:-0.3px; white-space:nowrap; }

.nav-links { display:flex; align-items:center; gap:28px; }
.nav-links a {
  font-size:14px; font-weight:500; color: var(--text-muted);
  text-decoration:none; white-space:nowrap; transition:color 150ms ease;
}
.nav-links a:hover { color: var(--text-heading); background: color-mix(in srgb, var(--accent-press) 80%, transparent); border-radius:6px; padding:8px 12px; }

.nav-right { display:flex; align-items:center; gap:12px; }

.btn-icon {
  width:36px; height:36px; border-radius:50%;
  border:1px solid var(--border); background:transparent; color: var(--text-body);
  cursor:pointer; display:inline-flex; align-items:center; justify-content:center;
  transition: border-color 150ms, color 150ms;
}
.btn-icon:hover { border-color: var(--accent); color: var(--bg-soft); background: color-mix(in srgb, var(--accent-press) 80%, transparent); border: radius 0px; padding:8px 12px; }

.btn-ghost {
  font-size:14px; font-weight:500; color: var(--text-heading);
  background:transparent; border:1px solid var(--border); border-radius:8px;
  padding:0 18px; height:36px; cursor:pointer;
  text-decoration:none; display:inline-flex; align-items:center;
  transition: border-color 150ms, background 150ms; white-space:nowrap;
}
.btn-ghost:hover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }

.btn-primary {
  font-size:14px; font-weight:500; color:#fff;
  background: var(--accent); border:none; border-radius:8px;
  padding:0 24px; height:48px; cursor:pointer;
  text-decoration:none; display:inline-flex; align-items:center;
  transition: background 150ms, transform 100ms; white-space:nowrap;
}
.btn-primary:hover { background: var(--accent-press); transform: translateY(-1px); }

.btn-outline {
  font-size:14px; font-weight:500; color: var(--text-heading);
  background:transparent; border:1px solid var(--border); border-radius:8px;
  padding:0 24px; height:48px; cursor:pointer;
  text-decoration:none; display:inline-flex; align-items:center;
  transition: border-color 150ms, background 150ms; white-space:nowrap;
}
.btn-outline:hover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }

.hamburger {
  width:36px; height:36px; border-radius:8px;
  border:1px solid var(--border); background:transparent; color: var(--text-heading);
  cursor:pointer; display:none; align-items:center; justify-content:center;
}
.mob-menu {
  display:none; flex-direction:column;
  padding:8px 20px 16px;
  background: var(--bg-page);
  border-top:1px solid var(--border-soft);
}
.mob-menu.open { display:flex; }
.mob-menu a {
  font-size:15px; font-weight:500; color: var(--text-body);
  text-decoration:none; padding:12px 4px;
  border-bottom:1px solid var(--border-soft);
}
.mob-menu a:last-child { border-bottom:none; }

@media(max-width:760px) {
  .nav-links { display:none; }
  .hamburger { display:inline-flex; }
}

/* ── HERO ───────────────────────────────────────────────── */
#home { padding: 140px clamp(20px,5vw,32px) 96px; }

.hero-grid {
  max-width:1140px; margin:0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%,380px), 1fr));
  gap:56px; align-items:center;
}

.photo-wrap { position:relative; width:116px; height:116px; margin-bottom:28px; }
.photo-ring {
  position:absolute; inset:-7px;
  border:1px solid var(--border); border-radius:50%; pointer-events:none;
}
.photo-star { position:absolute; top:-4px; right:-4px; color: var(--accent); font-size:18px; line-height:1; }
.photo-slot {
  width:116px; height:116px; border-radius:50%;
  background: var(--surface-card);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; overflow:hidden; position:relative;
  transition: background 200ms;
}
.photo-slot:hover .photo-hint { color: var(--accent); }
.photo-hint {
  font-size:11px; font-weight:500; color: var(--text-faint);
  letter-spacing:.5px; text-transform:uppercase;
  position:absolute; pointer-events:none; transition:color 150ms;
}
.photo-img {
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; border-radius:50%; display:none;
}

.hero-cta { display:flex; align-items:center; gap:14px; margin-top:36px; flex-wrap:wrap; }
.hero-ext { display:flex; align-items:center; gap:24px; margin-top:32px; }
.hero-ext a {
  font-family: var(--font-mono); font-size:13px;
  color: var(--text-muted); text-decoration:none; transition:color 150ms;
}
.hero-ext a:hover { color: var(--accent); }

/* Terminal */
.terminal {
  background: #1f1e1b;
  border:1px solid rgba(255,255,255,0.08); border-radius:12px; overflow:hidden;
  box-shadow: 0 24px 60px -32px rgba(20,20,19,.45);
}
.term-bar {
  display:flex; align-items:center; gap:8px;
  padding:14px 18px; border-bottom:1px solid rgba(255,255,255,0.08);
}
.dot   { width:11px; height:11px; border-radius:50%; }
.dot-r { background:#cc5159; }
.dot-y { background:#d6a23c; }
.dot-g { background:#5ea877; }
.term-file { font-family: var(--font-mono); font-size:12px; color:#a09d96; margin-left:12px; }
.term-body { padding:26px 28px; font-family: var(--font-mono); font-size:13.5px; line-height:2.05; color:#faf9f5; }
.tp { color:#d77a9b; }
.tg { color:#a09d96; }
.ts { color:#8fad97; }
.cursor { display:inline-block; width:9px; height:17px; background:#faf9f5; vertical-align:-3px; animation:blink 1.1s step-end infinite; }

/* ── ABOUT ──────────────────────────────────────────────── */
#about {
  scroll-margin-top: 80px;
  background: var(--bg-soft);
  border-top:1px solid var(--border-soft); border-bottom:1px solid var(--border-soft);
  padding: 96px clamp(20px,5vw,32px);
  transition: background 300ms;
}

/* Timeline */
.tl { margin-top:72px; }
.tl-row {
  display: grid;
  grid-template-columns: 170px 33px 1fr;
  gap: 0 28px;
}
.tl-date {
  font-family: var(--font-mono); font-size:13px; color: var(--text-faint);
  text-align:right; padding-top:6px;
}
.tl-line {
  position:relative; justify-self:center;
  width:1px; background: var(--border);
}
.tl-dot {
  position:absolute; top:8px; left:-4px;
  width:9px; height:9px; border-radius:50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent);
}
.tl-body { padding: 0 0 56px; }
.tl-role { font-family: var(--font-mono); font-size:13px; color: var(--accent); margin-top:6px; }
.tl-ul {
  margin:16px 0 0; padding:0; list-style:none;
  display:flex; flex-direction:column; gap:9px; max-width:640px;
}
.tl-ul li { display:flex; gap:12px; font-size:14.5px; line-height:1.55; color: var(--text-body); }
.tl-ul li .dash { color: var(--accent); flex-shrink:0; }
.tag-row { display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.tag {
  font-family: var(--font-mono); font-size:12px; color: var(--text-muted);
  border:1px solid var(--border); border-radius:999px; padding:4px 11px;
}

@media(max-width:760px) {
  .tl-row { grid-template-columns:1fr; gap:0; }
  .tl-date { text-align:left; padding-top:0; margin-bottom:10px; }
  .tl-line { display:none; }
}

/* Education */
.edu-grid {
  margin-top:28px;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr)); gap:20px;
}
.edu-card {
  border:1px solid var(--border); border-radius:12px; padding:26px;
  background: var(--bg-page); display:flex; flex-direction:column; gap:8px;
  transition: background 300ms;
}
.edu-dates { font-family: var(--font-mono); font-size:12px; color: var(--text-faint); }

/* ── PROJECTS & SKILLS ──────────────────────────────────── */
#projects {
  scroll-margin-top: 80px;
  padding: 96px clamp(20px,5vw,32px);
}
.proj-grid {
  margin-top:56px;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr)); gap:24px;
}
.proj-card {
  display:flex; flex-direction:column;
  background: var(--surface-card); border-radius:12px; padding:32px;
  text-decoration:none;
  transition: transform 200ms, box-shadow 200ms, background 300ms;
}
.proj-card:hover { transform: translateY(-6px); box-shadow: 0 22px 48px -24px rgba(20,20,19,.35); }
.proj-card-plain {
  display:flex; flex-direction:column;
  background: var(--surface-card); border-radius:12px; padding:32px;
  transition: background 300ms;
}
.proj-cat   { color: var(--text-faint); }
.proj-title { font-family: var(--font-display); font-size:26px; letter-spacing:-0.3px; color: var(--text-heading); margin-top:14px; }
.proj-desc  { color: var(--text-body); margin-top:12px; flex:1; }
.proj-tags  { display:flex; flex-wrap:wrap; gap:8px; margin-top:22px; }
.proj-cta   { font-family: var(--font-mono); font-size:13px; color: var(--accent); margin-top:24px; }

.video-wrap { margin-top:20px; border-radius:8px; overflow:hidden; aspect-ratio:16/9; }
.video-wrap iframe { width:100%; height:100%; border:none; display:block; }

/* Toolbox */
.toolbox { margin-top:28px; display:flex; flex-direction:column; }
.skill-row {
  display:grid; grid-template-columns:200px 1fr;
  gap:24px; padding:22px 0;
  border-top:1px solid var(--border);
}
.skill-label { color: var(--text-faint); padding-top:6px; }
.chips { display:flex; flex-wrap:wrap; gap:8px; }
.chip {
  font-family: var(--font-mono); font-size:13px;
  color: var(--text-body); background: var(--surface-card);
  border-radius:999px; padding:6px 14px;
  transition: background 200ms;
}
.chip:hover { background: var(--surface-emph); }

@media(max-width:760px) {
  .skill-row { grid-template-columns:1fr; gap:12px; }
}

/* ── CONTACT ────────────────────────────────────────────── */
#contact {
  scroll-margin-top: 80px;
  background: var(--bg-soft);
  border-top:1px solid var(--border-soft);
  padding: 96px clamp(20px,5vw,32px);
  transition: background 300ms;
}
.contact-grid {
  max-width:1140px; margin:0 auto;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,380px),1fr));
  gap:56px; align-items:start;
}
.ci-rows { margin-top:44px; display:flex; flex-direction:column; gap:18px; }
.ci-row  { display:grid; grid-template-columns:110px 1fr; gap:16px; align-items:baseline; }
.ci-row a {
  font-family: var(--font-mono); font-size:14px;
  color: var(--accent); text-decoration:none; transition:color 150ms;
}
.ci-row a:hover { color: var(--accent-press); }
.ci-row span { font-family: var(--font-mono); font-size:14px; color: var(--text-body); }
.ci-ext { display:flex; align-items:center; gap:24px; margin-top:36px; }
.ci-ext a { font-family: var(--font-mono); font-size:13px; color: var(--text-muted); text-decoration:none; transition:color 150ms; }
.ci-ext a:hover { color: var(--accent); }

.cform {
  background: var(--bg-page);
  border:1px solid var(--border); border-radius:16px;
  padding: clamp(24px,4vw,36px);
  display:flex; flex-direction:column; gap:20px;
  transition: background 300ms;
}
.form-row { display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr)); gap:16px; }
.fg { display:flex; flex-direction:column; gap:6px; }
.fg label { font-size:14px; font-weight:500; color: var(--text-lead); }
.fg input, .fg textarea {
  padding:12px 14px; font-family: var(--font-sans); font-size:16px;
  line-height:1.5; color: var(--text-heading);
  background: var(--bg-page);
  border:1px solid var(--border); border-radius:8px;
  outline:none; width:100%;
  transition: border-color 120ms, box-shadow 120ms;
}
.fg input:focus, .fg textarea:focus { border-color: var(--accent); box-shadow: var(--focus-ring); }
.fg textarea { resize:vertical; }
.btn-submit {
  font-size:15px; font-weight:500; color:#fff;
  background: var(--accent); border:none; border-radius:8px;
  padding:14px; width:100%; cursor:pointer;
  transition: background 150ms, transform 100ms;
}
.btn-submit:hover { background: var(--accent-press); transform: translateY(-1px); }
.form-hint { font-size:13px; color: var(--text-faint); }
.form-hint a { color: var(--accent); text-decoration:none; }
.form-hint code { font-family: var(--font-mono); font-size:12px; }

/* ── FOOTER ─────────────────────────────────────────────── */
footer {
  background: #181715;
  padding: 64px clamp(20px,5vw,32px) 40px;
  transition: background 300ms;
}
[data-theme="dark"] footer { background: #11100f; }
.ft-inner { max-width:1140px; margin:0 auto; }
.ft-top { display:flex; justify-content:space-between; align-items:center; gap:24px; flex-wrap:wrap; }
.ft-logo { display:flex; align-items:center; gap:10px; }
.ft-logo span { font-family: var(--font-display); font-size:20px; letter-spacing:-0.3px; color:#faf9f5; }
.ft-links { display:flex; align-items:center; gap:28px; }
.ft-links a { font-family: var(--font-mono); font-size:13px; color:#a09d96; text-decoration:none; transition:color 150ms; }
.ft-links a:hover { color:#faf9f5; }
.ft-bottom {
  margin-top:40px; padding-top:24px;
  border-top:1px solid rgba(255,255,255,0.08);
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
}
.ft-bottom span { font-size:13px; color:#8e8b82; }
.ft-bottom .mono { font-family: var(--font-mono); font-size:12px; }

/* ── BACK TO TOP ────────────────────────────────────────── */
#btt {
  position:fixed; bottom:32px; right:32px; z-index:40;
  width:42px; height:42px; border-radius:50%;
  background: var(--accent); color:#fff; border:none; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  opacity:0; transform:translateY(8px);
  transition: opacity 300ms, transform 300ms, background 150ms;
}
#btt.on { opacity:1; transform:none; }
#btt:hover { background: var(--accent-press); }

/* ── UTIL ───────────────────────────────────────────────── */
.accent  { color: var(--accent); }
.heading { color: var(--text-heading); }
.muted   { color: var(--text-muted); }
.faint   { color: var(--text-faint); }
#photo-file { display:none; }

/* crown */
.gg-crown {
  box-sizing: border-box;
  position: relative;
  display: block;
  transform: scale(var(--ggs, 1));
  width: 19px;
  height: 12px;
  border: 2px solid;
  border-top-color: transparent;
  border-bottom-right-radius: 3px;
  border-bottom-left-radius: 3px;
  padding-top: 4px;
}
.gg-crown::after,
.gg-crown::before {
  content: "";
  display: block;
  position: absolute;
  box-sizing: border-box;
  width: 8px;
  height: 8px;
  border-bottom: 2px solid;
  border-left: 2px solid;
  transform: rotate(-45deg);
  top: -4px;
}
.gg-crown::before {
  border-top-left-radius: 2px;
  left: -1px;
}
.gg-crown::after {
  border-bottom-right-radius: 2px;
  right: -1px;
}