/* ============================================================
   DATUM — Architect Portfolio Template
   A "drafting sheet" system: cool blueprint palette, survey grid,
   dimension-line dividers, monospace annotations, sheet numbering.
   Stack: HTML5 + CSS3 + vanilla JS (no frameworks).
   ============================================================ */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Light — cool drafting paper */
  --paper:      #ECEEE8;
  --paper-2:    #F6F7F2;
  --paper-3:    #E2E4DC;
  --ink:        #14171C;
  --ink-soft:   #4E545C;
  --ink-faint:  #8A9099;
  --blue:       #22405F;   /* structural / primary */
  --blue-soft:  #5C7793;
  --signal:     #E0522A;   /* surveyor orange — interaction only */
  --line:       rgba(20, 23, 28, .16);
  --line-soft:  rgba(20, 23, 28, .08);
  --grid:       rgba(34, 64, 95, .05);
  --card-sh:    0 1px 0 rgba(20,23,28,.04);

  /* Type */
  --f-display: "Archivo", "Arial Narrow", sans-serif;
  --f-body:    "IBM Plex Sans", system-ui, sans-serif;
  --f-mono:    "IBM Plex Mono", ui-monospace, monospace;

  /* Scale & rhythm */
  --wrap: 1220px;
  --gutter: clamp(20px, 5vw, 64px);
  --sp-section: clamp(72px, 11vw, 152px);
  --radius: 3px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --nav-h: 74px;
}

html[data-theme="dark"] {
  --paper:      #0D131A;
  --paper-2:    #131C25;
  --paper-3:    #0A0F15;
  --ink:        #EAEFF4;
  --ink-soft:   #9DABB8;
  --ink-faint:  #5E6B78;
  --blue:       #85AAD0;
  --blue-soft:  #4E6C89;
  --signal:     #FF6A3D;
  --line:       rgba(234, 239, 244, .16);
  --line-soft:  rgba(234, 239, 244, .08);
  --grid:       rgba(133, 170, 208, .06);
  --card-sh:    0 1px 0 rgba(0,0,0,.3);
}

/* ---------- 2. RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background .5s var(--ease), color .5s var(--ease);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--signal); color: #fff; }

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

/* Survey grid background */
.site-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, #000 40%, transparent 92%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 40%, transparent 92%);
}
main, .nav, .footer { position: relative; z-index: 1; }

/* ---------- 3. TYPOGRAPHY HELPERS ---------- */
.s-head { margin-bottom: clamp(36px, 5vw, 64px); }
.s-head--split { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.s-head__eyebrow,
.sheet-tag {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--blue);
  text-transform: uppercase;
  display: flex; align-items: center; gap: .55em;
  margin-bottom: 14px;
}
.s-head__eyebrow em, .sheet-tag em { color: var(--ink-faint); font-style: normal; }
.s-head__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 5.6vw, 4rem);
  line-height: .98;
  letter-spacing: -.02em;
}

/* ---------- 4. BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  font-family: var(--f-mono);
  font-size: .82rem; letter-spacing: .04em;
  padding: 13px 22px; border-radius: var(--radius);
  border: 1.5px solid var(--ink);
  transition: transform .35s var(--ease), background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  will-change: transform;
}
.btn--solid { background: var(--ink); color: var(--paper); }
.btn--solid:hover { background: var(--signal); border-color: var(--signal); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { border-color: var(--signal); color: var(--signal); transform: translateY(-2px); }
.btn--lg { padding: 16px 28px; font-size: .9rem; }

/* ---------- 5. NAVIGATION ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background .4s var(--ease), border-color .4s var(--ease);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand__glyph {
  width: 34px; height: 34px; display: grid; place-items: center;
  font-family: var(--f-display); font-weight: 800; font-size: 1.1rem;
  color: var(--paper); background: var(--blue);
  border-radius: var(--radius);
}
.brand__name { font-family: var(--f-display); font-weight: 700; letter-spacing: -.01em; font-size: 1.05rem; }

.nav__links { display: flex; gap: 30px; }
.nav__links a {
  font-family: var(--f-mono); font-size: .78rem; letter-spacing: .06em;
  color: var(--ink-soft); text-transform: uppercase;
  position: relative; padding: 4px 0; transition: color .3s var(--ease);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0;
  background: var(--signal); transition: width .35s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a.active { color: var(--ink); }
.nav__links a.active::after { width: 100%; }

.nav__actions { display: flex; align-items: center; gap: 16px; }

.theme-toggle { padding: 4px; }
.theme-toggle__track {
  width: 46px; height: 24px; border-radius: 20px; background: var(--paper-3);
  border: 1px solid var(--line); display: block; position: relative; transition: background .3s var(--ease);
}
.theme-toggle__thumb {
  position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--blue); transition: transform .4s var(--ease), background .3s var(--ease);
}
html[data-theme="dark"] .theme-toggle__thumb { transform: translateX(22px); background: var(--signal); }

.nav__cta { padding: 9px 18px; }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.hamburger span { width: 24px; height: 2px; background: var(--ink); transition: transform .35s var(--ease), opacity .3s var(--ease); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: var(--signal); }

/* ---------- 6. HERO ---------- */
.hero { padding: clamp(48px, 8vw, 96px) 0 clamp(64px, 9vw, 120px); position: relative; }
.hero__inner {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 72px); align-items: center;
}
.sheet-tag { margin-bottom: 22px; }
.hero__name {
  font-family: var(--f-display); font-weight: 900;
  font-size: clamp(2.8rem, 9vw, 6.4rem); line-height: .92; letter-spacing: -.03em;
  margin-bottom: 10px;
}
.hero__title { font-family: var(--f-mono); font-size: clamp(.9rem, 1.6vw, 1.05rem); color: var(--blue); letter-spacing: .04em; margin-bottom: 26px; }
.hero__typed {
  font-family: var(--f-display); font-weight: 600;
  font-size: clamp(1.2rem, 2.4vw, 1.75rem); line-height: 1.2; letter-spacing: -.01em;
  min-height: 1.3em; margin-bottom: 20px;
}
.caret { display: inline-block; width: 2px; height: 1.05em; background: var(--signal); margin-left: 3px; transform: translateY(3px); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero__intro { max-width: 46ch; color: var(--ink-soft); margin-bottom: 34px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }

.hero__meta { display: flex; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--line); }
.hero__meta li {
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-soft); padding: 14px 22px 0 0; margin-right: 22px;
  border-right: 1px solid var(--line-soft);
}
.hero__meta li:last-child { border-right: none; }
.hero__meta strong { display: block; color: var(--ink); font-family: var(--f-display); font-size: 1.4rem; font-weight: 700; margin-top: 2px; letter-spacing: -.01em; }

.hero__figure { position: relative; }
.hero__frame {
  position: relative; border: 1px solid var(--line); background: var(--paper-2);
  padding: 12px; border-radius: var(--radius);
}
.hero__frame::before, .hero__frame::after {
  content: ""; position: absolute; width: 14px; height: 14px; border: 1.5px solid var(--signal);
}
.hero__frame::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.hero__frame::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }
.hero__frame img { aspect-ratio: 4/5; object-fit: cover; width: 100%; filter: grayscale(.18) contrast(1.02); border-radius: 2px; }
.hero__coords {
  position: absolute; bottom: 22px; left: 22px; display: flex; flex-direction: column;
  font-family: var(--f-mono); font-size: .68rem; letter-spacing: .08em; color: #fff;
  background: color-mix(in srgb, var(--blue) 88%, transparent); padding: 6px 10px; border-radius: 2px;
}
.hero__caption { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-faint); margin-top: 14px; }

.hero__scroll {
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--f-mono); font-size: .62rem; letter-spacing: .2em; color: var(--ink-faint);
}
.hero__scroll-line { width: 1px; height: 40px; background: var(--line); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ""; position: absolute; top: -40px; left: 0; width: 1px; height: 40px; background: var(--signal); animation: scrolldrop 2s var(--ease) infinite; }
@keyframes scrolldrop { to { top: 40px; } }

/* ---------- 7. SECTION SHELL + DIVIDERS ---------- */
.section { padding: var(--sp-section) 0; position: relative; }
.section--tint { background: var(--paper-2); border-block: 1px solid var(--line); }

/* dimension-line divider between sections */
.section::before {
  content: ""; position: absolute; top: 0; left: var(--gutter); right: var(--gutter); height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 12px);
  display: none;
}

/* ---------- 8. ABOUT ---------- */
.about { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.about__lead { font-family: var(--f-display); font-weight: 600; font-size: clamp(1.3rem, 2.6vw, 1.9rem); line-height: 1.28; letter-spacing: -.01em; margin-bottom: 26px; }
.about__text p { color: var(--ink-soft); margin-bottom: 16px; max-width: 60ch; }
.about__facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 34px; border-radius: var(--radius); overflow: hidden; }
.about__facts li { background: var(--paper); padding: 18px 20px; }
.section--tint .about__facts li { background: var(--paper-2); }
.about__facts span { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); display: block; margin-bottom: 4px; }
.about__facts strong { font-family: var(--f-display); font-weight: 600; font-size: 1.05rem; }

.spec-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--paper); }
.section--tint .spec-card { background: var(--paper-2); }
.spec-card h3 { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px dashed var(--line); }
.spec-card ul li { display: flex; justify-content: space-between; gap: 16px; padding: 9px 0; font-size: .92rem; border-bottom: 1px solid var(--line-soft); }
.spec-card ul li:last-child { border-bottom: none; }
.spec-card ul li span:first-child { color: var(--ink-soft); }
.spec-card ul li span:last-child { font-family: var(--f-mono); font-size: .82rem; text-align: right; }

/* ---------- 9. SKILLS ---------- */
.skills { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(24px, 4vw, 56px); }
.skill { }
.skill__top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.skill__name { font-family: var(--f-display); font-weight: 600; font-size: 1.05rem; }
.skill__pct { font-family: var(--f-mono); font-size: .8rem; color: var(--blue); }
.skill__bar { height: 6px; background: var(--paper-3); border-radius: 20px; overflow: hidden; position: relative; }
.section--tint .skill__bar { background: var(--paper-3); }
.skill__fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--blue), var(--signal)); border-radius: 20px; transition: width 1.3s var(--ease); }

/* ---------- 10. EXPERIENCE TIMELINE ---------- */
.timeline { position: relative; padding-left: clamp(20px, 4vw, 40px); }
.timeline::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 1px; background: var(--line); }
.tl-item { position: relative; padding: 0 0 clamp(34px, 4vw, 52px) 0; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: calc(-1 * clamp(20px, 4vw, 40px)); top: 6px;
  width: 11px; height: 11px; border-radius: 50%; background: var(--paper); border: 2px solid var(--blue);
  transform: translateX(-5px); transition: background .3s var(--ease), border-color .3s var(--ease);
}
.tl-item:hover::before { background: var(--signal); border-color: var(--signal); }
.tl-item__date { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .08em; color: var(--signal); text-transform: uppercase; margin-bottom: 8px; }
.tl-item__role { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.15rem, 2.2vw, 1.5rem); letter-spacing: -.01em; }
.tl-item__org { color: var(--blue); font-family: var(--f-mono); font-size: .85rem; margin: 4px 0 10px; }
.tl-item__desc { color: var(--ink-soft); max-width: 62ch; }

/* ---------- 11. EDUCATION ---------- */
.edu { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.edu-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: var(--paper); position: relative; overflow: hidden; transition: transform .4s var(--ease), border-color .4s var(--ease); }
.section--tint .edu-card { background: var(--paper); }
.edu-card:hover { transform: translateY(-4px); border-color: var(--blue); }
.edu-card__year { font-family: var(--f-mono); font-size: .74rem; color: var(--signal); letter-spacing: .06em; }
.edu-card__deg { font-family: var(--f-display); font-weight: 700; font-size: 1.25rem; margin: 10px 0 6px; letter-spacing: -.01em; }
.edu-card__school { color: var(--blue); font-size: .95rem; }
.edu-card__note { color: var(--ink-soft); font-size: .9rem; margin-top: 12px; }

/* ---------- 12. PROJECTS ---------- */
.s-head__filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; padding: 8px 14px; border: 1px solid var(--line); border-radius: 20px; color: var(--ink-soft); transition: all .3s var(--ease); }
.filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.filter-btn.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.projects { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: clamp(20px, 3vw, 32px); }
.pcard { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--paper); display: flex; flex-direction: column; transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease); }
.section--tint .pcard { background: var(--paper); }
.pcard:hover { transform: translateY(-6px); border-color: var(--blue); box-shadow: 0 22px 44px -30px rgba(34,64,95,.5); }
.pcard__media { position: relative; aspect-ratio: 16/11; overflow: hidden; background: var(--paper-3); }
.pcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), filter .5s var(--ease); filter: grayscale(.2); }
.pcard:hover .pcard__media img { transform: scale(1.06); filter: grayscale(0); }
.pcard__index { position: absolute; top: 12px; left: 12px; font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em; background: color-mix(in srgb, var(--ink) 88%, transparent); color: var(--paper); padding: 5px 9px; border-radius: 2px; }
.pcard__tag { position: absolute; top: 12px; right: 12px; font-family: var(--f-mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; background: var(--signal); color: #fff; padding: 5px 9px; border-radius: 2px; }
.pcard__body { padding: 22px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.pcard__name { font-family: var(--f-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -.01em; }
.pcard__meta { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .05em; color: var(--blue); margin-top: -6px; }
.pcard__desc { color: var(--ink-soft); font-size: .92rem; }
.pcard__tech { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.pcard__tech span { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .04em; padding: 4px 9px; border: 1px solid var(--line); border-radius: 3px; color: var(--ink-soft); }
.pcard__links { display: flex; gap: 10px; padding: 0 22px 22px; }
.pcard__links a { flex: 1; justify-content: center; padding: 10px 12px; font-size: .74rem; }

/* ---------- 13. STATS ---------- */
.stats { background: var(--blue); color: #fff; border: none; }
html[data-theme="dark"] .stats { background: var(--paper-2); border-block: 1px solid var(--line); }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; }
.stat { text-align: center; padding: 12px 16px; }
.stat__num { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.4rem, 6vw, 4.2rem); line-height: 1; letter-spacing: -.02em; }
html[data-theme="dark"] .stat__num { color: var(--blue); }
.stat__suffix { color: var(--signal); }
.stat__label { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; margin-top: 12px; opacity: .85; }

/* ---------- 14. SERVICES ---------- */
.services { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.service { background: var(--paper-2); padding: 34px 30px; transition: background .4s var(--ease); position: relative; }
.service:hover { background: var(--paper); }
.service__no { font-family: var(--f-mono); font-size: .74rem; color: var(--signal); letter-spacing: .1em; }
.service__title { font-family: var(--f-display); font-weight: 700; font-size: 1.35rem; margin: 16px 0 10px; letter-spacing: -.01em; }
.service__desc { color: var(--ink-soft); font-size: .92rem; }
.service__line { width: 28px; height: 2px; background: var(--blue); margin-top: 18px; transition: width .4s var(--ease); }
.service:hover .service__line { width: 56px; background: var(--signal); }

/* ---------- 15. TECHNOLOGIES ---------- */
.tech { display: flex; flex-wrap: wrap; gap: 12px; }
.tech li { display: flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: .85rem; letter-spacing: .02em; padding: 12px 18px; border: 1px solid var(--line); border-radius: 40px; transition: transform .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease); }
.tech li:hover { transform: translateY(-3px); border-color: var(--signal); color: var(--signal); }
.tech li::before { content: ""; width: 7px; height: 7px; background: var(--blue); border-radius: 50%; }
.tech li:hover::before { background: var(--signal); }

/* ---------- 16. AWARDS + CERTS ---------- */
.cred { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 5vw, 72px); }
.cred__label { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 22px; }
.awards li { display: grid; grid-template-columns: auto 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.awards li:first-child { border-top: 1px solid var(--line); }
.awards__year { font-family: var(--f-mono); font-size: .82rem; color: var(--signal); }
.awards__title { font-family: var(--f-display); font-weight: 600; font-size: 1.1rem; }
.awards__by { color: var(--ink-soft); font-size: .88rem; }
.certs li { display: flex; align-items: center; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--line-soft); }
.certs li::before { content: "✓"; font-family: var(--f-mono); color: var(--signal); font-weight: 600; }
.certs__name { font-weight: 500; }
.certs__meta { display: block; font-family: var(--f-mono); font-size: .72rem; color: var(--ink-faint); letter-spacing: .04em; }

/* ---------- 17. TESTIMONIALS ---------- */
.quotes { position: relative; min-height: 220px; }
.quote { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s var(--ease); display: flex; flex-direction: column; gap: 26px; }
.quote.active { opacity: 1; visibility: visible; position: relative; }
.quote__text { font-family: var(--f-display); font-weight: 500; font-size: clamp(1.3rem, 3vw, 2.05rem); line-height: 1.32; letter-spacing: -.01em; max-width: 26ch; }
.quote__text::before { content: "“"; color: var(--signal); }
.quote__by { display: flex; align-items: center; gap: 16px; }
.quote__avatar { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); filter: grayscale(.2); }
.quote__name { font-family: var(--f-display); font-weight: 700; }
.quote__role { font-family: var(--f-mono); font-size: .76rem; color: var(--ink-soft); letter-spacing: .04em; }
.quotes__dots { display: flex; gap: 10px; margin-top: 40px; }
.quotes__dots button { width: 30px; height: 3px; background: var(--line); border-radius: 4px; transition: background .3s var(--ease); }
.quotes__dots button.active { background: var(--signal); }

/* ---------- 18. RESUME BANNER ---------- */
.resume__inner { display: flex; justify-content: space-between; align-items: center; gap: 40px; flex-wrap: wrap; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(32px, 5vw, 56px); background: var(--paper-2); }
.resume__title { font-family: var(--f-display); font-weight: 800; font-size: clamp(1.6rem, 4vw, 2.6rem); letter-spacing: -.02em; margin: 12px 0 10px; }
.resume__text { color: var(--ink-soft); max-width: 46ch; }

/* ---------- 19. FAQ ---------- */
.faq { max-width: 860px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q { width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 26px 0; font-family: var(--f-display); font-weight: 600; font-size: clamp(1.05rem, 2.2vw, 1.35rem); letter-spacing: -.01em; }
.faq-q__icon { position: relative; width: 18px; height: 18px; flex-shrink: 0; }
.faq-q__icon::before, .faq-q__icon::after { content: ""; position: absolute; background: var(--signal); transition: transform .35s var(--ease); }
.faq-q__icon::before { top: 8px; left: 0; width: 18px; height: 2px; }
.faq-q__icon::after { left: 8px; top: 0; width: 2px; height: 18px; }
.faq-item.open .faq-q__icon::after { transform: scaleY(0); }
.faq-a { overflow: hidden; max-height: 0; transition: max-height .4s var(--ease); }
.faq-a p { color: var(--ink-soft); padding: 0 0 26px; max-width: 68ch; }

/* ---------- 20. CONTACT ---------- */
.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.contact__blurb { font-family: var(--f-display); font-weight: 500; font-size: 1.3rem; line-height: 1.4; letter-spacing: -.01em; margin-bottom: 30px; }
.contact__list { margin-bottom: 30px; }
.contact__list li { padding: 14px 0; border-bottom: 1px solid var(--line-soft); }
.contact__list a, .contact__list span { display: block; }
.contact__list .lbl { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 3px; }
.contact__list .val { font-size: 1.02rem; transition: color .3s var(--ease); }
.contact__list a:hover .val { color: var(--signal); }

.socials { display: flex; gap: 10px; flex-wrap: wrap; }
.socials a { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--radius); transition: all .3s var(--ease); }
.socials a:hover { background: var(--ink); color: var(--paper); transform: translateY(-3px); border-color: var(--ink); }
.socials svg { width: 18px; height: 18px; }

.cform { border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); background: var(--paper-2); }
.cform__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { margin-bottom: 20px; display: flex; flex-direction: column; }
.field label { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 8px; }
.field input, .field textarea { font-family: var(--f-body); font-size: .98rem; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 13px 15px; transition: border-color .3s var(--ease); resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue); }
.field__err { font-family: var(--f-mono); font-size: .7rem; color: var(--signal); margin-top: 6px; min-height: 1em; }
.cform__submit { width: 100%; justify-content: center; margin-top: 4px; }
.cform__note { font-family: var(--f-mono); font-size: .8rem; margin-top: 16px; text-align: center; min-height: 1.2em; }
.cform__note.ok { color: var(--blue); }
.cform__note.bad { color: var(--signal); }

/* ---------- 21. FOOTER ---------- */
.footer { border-top: 1px solid var(--line); padding: clamp(48px, 7vw, 88px) 0 40px; background: var(--paper-2); }
.footer__inner { display: grid; grid-template-columns: 1.3fr 1fr auto; gap: 40px; align-items: start; }
.footer__brand { display: flex; align-items: center; gap: 14px; }
.footer__name { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; }
.footer__title { font-family: var(--f-mono); font-size: .74rem; color: var(--ink-soft); letter-spacing: .04em; }
.footer__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 30px; }
.footer__nav a { font-family: var(--f-mono); font-size: .78rem; color: var(--ink-soft); letter-spacing: .04em; transition: color .3s var(--ease); }
.footer__nav a:hover { color: var(--signal); }
.socials--footer { justify-content: flex-end; }
.footer__legal { grid-column: 1 / -1; margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--f-mono); font-size: .72rem; letter-spacing: .04em; color: var(--ink-faint); }
.footer__made strong { color: var(--blue); }

/* ---------- 22. BACK TO TOP ---------- */
.to-top { position: fixed; bottom: 26px; right: 26px; z-index: 90; width: 48px; height: 48px; display: grid; place-items: center; background: var(--ink); color: var(--paper); border-radius: var(--radius); opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .4s var(--ease); }
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--signal); transform: translateY(-3px); }

/* ---------- 23. PRELOADER ---------- */
.preloader { position: fixed; inset: 0; z-index: 999; background: var(--paper); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; transition: opacity .6s var(--ease), visibility .6s; }
.preloader.done { opacity: 0; visibility: hidden; }
.preloader__mark { font-family: var(--f-display); font-weight: 900; font-size: 3rem; width: 72px; height: 72px; display: grid; place-items: center; color: var(--paper); background: var(--blue); border-radius: var(--radius); animation: markpulse 1.2s var(--ease) infinite; }
@keyframes markpulse { 0%,100% { transform: scale(1); } 50% { transform: scale(.92); } }
.preloader__label { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .22em; color: var(--ink-soft); }

/* ---------- 24. SCROLL REVEAL ---------- */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }

/* ---------- 25. RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .about, .contact, .cred { grid-template-columns: 1fr; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__figure { max-width: 420px; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 24px 1px; }
}
@media (max-width: 860px) {
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 12px var(--gutter) 28px; transform: translateY(-120%); transition: transform .45s var(--ease);
    box-shadow: 0 30px 60px -30px rgba(0,0,0,.35);
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links a { padding: 16px 0; border-bottom: 1px solid var(--line-soft); font-size: .9rem; }
  .hamburger { display: flex; }
  .nav__cta { display: none; }
  .skills { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .socials--footer { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .stats__grid { grid-template-columns: 1fr 1fr; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { justify-content: center; }
  .cform__row { grid-template-columns: 1fr; }
  .brand__name { display: none; }
  .resume__inner { text-align: left; }
}

/* ---------- 26. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
  .caret { animation: none; }
}