/* ═══════════════════════════════════════════════════════════════
   Haider Qambar — IT Portfolio
   Editorial personal site. Light default, dark variant.
   ═══════════════════════════════════════════════════════════════ */

/* ---------- Tokens ---------- */
:root {
  --bg:            #faf8f4;
  --bg-tint:       #f2efe8;
  --surface:       #ffffff;
  --surface-2:     #f7f5f0;
  --ink:           #141715;
  --ink-soft:      #3c433e;
  --muted:         #6b736c;
  --line:          #e2ded4;
  --line-strong:   #d0cabd;

  --accent:        #1f5f4a;
  --accent-hover:  #174936;
  --accent-soft:   rgba(31, 95, 74, .09);
  --accent-line:   rgba(31, 95, 74, .26);
  --accent-tint:   #e8f0ec;

  --shadow-sm: 0 1px 2px rgba(20, 23, 21, .05);
  --shadow-md: 0 6px 18px -8px rgba(20, 23, 21, .16);
  --shadow-lg: 0 26px 60px -28px rgba(20, 23, 21, .28);

  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1160px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 22px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --t-fast: 140ms var(--ease);
  --t-base: 260ms var(--ease);
  --t-slow: 520ms var(--ease);

  --header-h: 74px;
}

[data-theme="dark"] {
  --bg:            #0d100e;
  --bg-tint:       #121614;
  --surface:       #161a18;
  --surface-2:     #1b201d;
  --ink:           #f2f1ec;
  --ink-soft:      #ccccc4;
  --muted:         #8b938c;
  --line:          #262c28;
  --line-strong:   #333a35;

  --accent:        #5fbf9a;
  --accent-hover:  #7ad2ad;
  --accent-soft:   rgba(95, 191, 154, .11);
  --accent-line:   rgba(95, 191, 154, .3);
  --accent-tint:   #17241f;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 6px 20px -8px rgba(0, 0, 0, .6);
  --shadow-lg: 0 28px 64px -30px rgba(0, 0, 0, .8);
}

/* ── Terminal mode ─────────────────────────────────────────────
   Third skin: monospace throughout, near-black canvas, phosphor
   green accent, square corners, prompt-style labels. Same markup,
   same content — only the visual language changes.
   ───────────────────────────────────────────────────────────── */
[data-theme="terminal"] {
  --bg:            #080b09;
  --bg-tint:       #0c100d;
  --surface:       #0e1310;
  --surface-2:     #121815;
  --ink:           #e2fbed;
  --ink-soft:      #b7e6c9;
  --muted:         #86b79b;
  --line:          #1a2620;
  --line-strong:   #26382f;

  --accent:        #35d97c;
  --accent-hover:  #5cf09a;
  --accent-soft:   rgba(53, 217, 124, .1);
  --accent-line:   rgba(53, 217, 124, .32);
  --accent-tint:   #0d2318;

  --shadow-sm: 0 0 0 1px rgba(53, 217, 124, .04);
  --shadow-md: 0 0 0 1px rgba(53, 217, 124, .08);
  --shadow-lg: 0 0 32px -12px rgba(53, 217, 124, .22);

  --font-display: var(--font-mono);
  --radius: 0px;
  --radius-sm: 0px;
  --radius-lg: 0px;
}

/* Terminal: chrome + accents */
[data-theme="terminal"] body {
  background-image:
    repeating-linear-gradient(
      0deg,
      rgba(53, 217, 124, .022) 0px,
      rgba(53, 217, 124, .022) 1px,
      transparent 1px,
      transparent 3px
    );
}
[data-theme="terminal"] .brand-mark {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 0;
}
[data-theme="terminal"] .brand-name,
[data-theme="terminal"] .section-title,
[data-theme="terminal"] .hero-title,
[data-theme="terminal"] .hero-title em,
[data-theme="terminal"] .tl-role,
[data-theme="terminal"] .skill-card h3,
[data-theme="terminal"] .step h3,
[data-theme="terminal"] .project-title,
[data-theme="terminal"] .portrait-name,
[data-theme="terminal"] .footer-name {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: -.02em;
}
[data-theme="terminal"] .hero-title em {
  font-style: normal;
  color: var(--accent);
}
[data-theme="terminal"] .hero-title em::before { content: "{ "; opacity: .55; }
[data-theme="terminal"] .hero-title em::after  { content: " }"; opacity: .55; }

/* Terminal: prompt-prefixed section labels */
[data-theme="terminal"] .section-kicker::before {
  content: "$ ";
  color: var(--accent);
  margin-right: .1em;
}
[data-theme="terminal"] .section-kicker svg { display: none; }
[data-theme="terminal"] .section-kicker {
  color: var(--muted);
  text-transform: lowercase;
  letter-spacing: .04em;
}
[data-theme="terminal"] .section-kicker::after {
  content: "_";
  color: var(--accent);
  animation: blink 1.1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Terminal: buttons + chips read as commands */
[data-theme="terminal"] .btn {
  border-radius: 0;
  font-family: var(--font-mono);
  text-transform: lowercase;
  letter-spacing: 0;
}
[data-theme="terminal"] .btn--primary::before { content: "$ "; opacity: .65; }
[data-theme="terminal"] .btn--ghost { border-style: dashed; }
[data-theme="terminal"] .chip-list li,
[data-theme="terminal"] .tl-tags li,
[data-theme="terminal"] .tl-badge,
[data-theme="terminal"] .eyebrow,
[data-theme="terminal"] .cred-year {
  border-radius: 0;
  font-family: var(--font-mono);
}
[data-theme="terminal"] .chip-list li::before { content: "·"; color: var(--accent); margin-right: .32em; }
[data-theme="terminal"] .tl-tags li::before { content: "#"; color: var(--accent); margin-right: .18em; }

/* Terminal: panels, timeline, form */
[data-theme="terminal"] .tl-card,
[data-theme="terminal"] .skill-card,
[data-theme="terminal"] .step,
[data-theme="terminal"] .project-card,
[data-theme="terminal"] .project-footnote,
[data-theme="terminal"] .hero-card,
[data-theme="terminal"] .contact-form,
[data-theme="terminal"] .resume-panel,
[data-theme="terminal"] .contact-row,
[data-theme="terminal"] .about-portrait img {
  border-radius: 0;
}
[data-theme="terminal"] .timeline::before { background: linear-gradient(180deg, var(--accent), transparent 88%); }
[data-theme="terminal"] .tl-marker { border-radius: 0; background: var(--bg); }
[data-theme="terminal"] .tl-points li::before { border-radius: 0; }
[data-theme="terminal"] .tl-points li::before { content: ">"; background: none; color: var(--accent); width: auto; height: auto; top: 0; font-family: var(--font-mono); opacity: 1; }
[data-theme="terminal"] .about-points svg { color: var(--accent); }
[data-theme="terminal"] .skill-icon,
[data-theme="terminal"] .step-icon {
  border-radius: 0;
  background: transparent;
}
[data-theme="terminal"] .field input,
[data-theme="terminal"] .field textarea {
  border-radius: 0;
  font-family: var(--font-mono);
  caret-color: var(--accent);
}
[data-theme="terminal"] .field label::before { content: "$ "; color: var(--accent); }
[data-theme="terminal"] .toast { border-radius: 0; font-family: var(--font-mono); background: var(--surface); color: var(--ink); border: 1px solid var(--accent-line); }
[data-theme="terminal"] .to-top { border-radius: 0; }
[data-theme="terminal"] .icon-btn { border-radius: 0; }
[data-theme="terminal"] .hero-stats strong {
  font-family: var(--font-mono);
  color: var(--accent);
  text-shadow: 0 0 14px rgba(53, 217, 124, .28);
}
[data-theme="terminal"] .pulse-dot,
[data-theme="terminal"] .eyebrow-dot { border-radius: 0; }
[data-theme="terminal"] .project-media::after {
  background: linear-gradient(180deg, transparent 52%, var(--surface) 100%);
}
[data-theme="terminal"] .project-media img { filter: grayscale(.55) contrast(1.06) brightness(.8) sepia(.25) hue-rotate(85deg); }
[data-theme="terminal"] .hero-media img { filter: grayscale(.7) contrast(1.1) brightness(.5) sepia(.3) hue-rotate(85deg); }
[data-theme="terminal"] .about-portrait img { filter: grayscale(.6) contrast(1.05) brightness(.85) sepia(.22) hue-rotate(85deg); }
[data-theme="terminal"] .site-header { border-bottom: 1px solid var(--line); }
[data-theme="terminal"] .scroll-rail span { background: var(--accent); box-shadow: 0 0 10px rgba(53, 217, 124, .5); }

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 18px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.68;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--t-base), color var(--t-base);
}

img, picture, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea { font: inherit; color: inherit; }

::selection { background: var(--accent); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

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

.section { padding: clamp(4.5rem, 9vw, 8rem) 0; }
.section--tint { background: var(--bg-tint); }

.section-head { max-width: 760px; margin-bottom: clamp(2.5rem, 5vw, 3.75rem); }

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-kicker svg { width: 15px; height: 15px; stroke-width: 2; }

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 3.4vw, 2.85rem);
  line-height: 1.14;
  letter-spacing: -.022em;
  color: var(--ink);
}

.section-sub {
  margin-top: 1rem;
  font-size: 1.02rem;
  color: var(--muted);
  max-width: 62ch;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .82rem 1.5rem;
  border-radius: 100px;
  font-size: .925rem;
  font-weight: 600;
  letter-spacing: -.005em;
  border: 1px solid transparent;
  transition: transform var(--t-fast), background-color var(--t-fast),
              border-color var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
  min-height: 46px;
}
.btn svg { width: 17px; height: 17px; stroke-width: 2; flex: none; }
.btn:active { transform: scale(.975); }

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-md);
}
[data-theme="dark"] .btn--primary { color: #08211a; }
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--ink);
  background: transparent;
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: translateY(-2px); }

.btn--sm { padding: .58rem 1.05rem; font-size: .85rem; min-height: 38px; }
.btn--sm svg { width: 15px; height: 15px; }
.btn--block { width: 100%; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  background: var(--surface);
  transition: all var(--t-fast);
}
.icon-btn svg { width: 18px; height: 18px; stroke-width: 1.9; }
.icon-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.icon-btn:active { transform: scale(.93); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base), background-color var(--t-base), box-shadow var(--t-base);
}
[data-theme="terminal"] .site-header { background: rgba(8, 11, 9, .94); }
.site-header.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: var(--header-h);
}

.brand { display: flex; align-items: center; gap: .7rem; flex: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: -.02em;
  flex: none;
}
[data-theme="dark"] .brand-mark { color: #08211a; }
.brand-text { display: flex; flex-direction: column; line-height: 1.18; }
.brand-name { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; letter-spacing: -.015em; }
.brand-role { font-family: var(--font-mono); font-size: .63rem; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); }

.primary-nav { display: none; }
.nav-list { display: flex; align-items: center; gap: .15rem; }
.nav-link {
  position: relative;
  display: block;
  padding: .5rem .78rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--ink-soft);
  border-radius: 100px;
  transition: color var(--t-fast), background-color var(--t-fast);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: .16rem;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width var(--t-base);
}
.nav-link:hover { color: var(--ink); background: var(--accent-soft); }
.nav-link.is-active { color: var(--accent); }
.nav-link.is-active::after { width: 18px; }

.header-actions { display: flex; align-items: center; gap: .55rem; flex: none; }
.header-cta { display: none; }

.theme-icon--sun, .theme-icon--moon, .theme-icon--terminal { transition: transform var(--t-base), opacity var(--t-base); }
[data-theme="light"] .theme-icon--moon,
[data-theme="light"] .theme-icon--terminal { display: none; }
[data-theme="dark"] .theme-icon--sun,
[data-theme="dark"] .theme-icon--terminal { display: none; }
[data-theme="terminal"] .theme-icon--sun,
[data-theme="terminal"] .theme-icon--moon { display: none; }
.theme-btn { position: relative; }
.theme-btn:active .theme-icon { transform: scale(.85); }

/* Prominent theme switcher — always shows the ACTIVE mode as a label */
.theme-btn--prominent {
  gap: .42rem;
  padding: 0 .9rem;
  min-height: 42px;
  border-radius: 999px;
  border: 1.5px solid var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent);
}
.theme-btn--prominent .theme-icon { width: 17px; height: 17px; }
.theme-btn--prominent:hover {
  background: var(--accent);
  color: #faf8f4;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px -8px color-mix(in srgb, var(--accent) 80%, transparent);
}
.theme-btn--prominent:active { transform: scale(.95); }
.theme-btn--prominent:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.theme-btn-label { line-height: 1; }

@media (max-width: 560px) {
  .theme-btn--prominent { padding: 0 .68rem; }
  .theme-btn--prominent .theme-btn-label { display: none; }
}

.nav-toggle { display: inline-flex; }
.nav-icon--close { display: none; }
.nav-toggle[aria-expanded="true"] .nav-icon--open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-icon--close { display: block; }

.scroll-rail { height: 2px; background: transparent; }
.scroll-rail span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
}

/* ---------- Mobile nav ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 950;
  background: rgba(10, 14, 12, .5);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity var(--t-base);
}
.nav-overlay.is-open { opacity: 1; }

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 960;
  width: min(370px, 88vw);
  height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-left: 1px solid var(--line);
  transform: translateX(101%);
  transition: transform 400ms var(--ease);
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  overflow-y: auto;
}
.mobile-nav.is-open { transform: translateX(0); }

.mobile-nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 1.5rem .5rem;
}
.mobile-nav-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.mobile-nav-list { padding: 1rem 1rem 0; }
.mobile-nav-list li { border-bottom: 1px solid var(--line); }
.mobile-nav-list a {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.05rem .6rem;
  font-family: var(--font-display);
  font-size: 1.38rem;
  font-weight: 500;
  letter-spacing: -.02em;
  transition: color var(--t-fast), padding-left var(--t-base);
  opacity: 0;
  transform: translateX(14px);
}
.mobile-nav.is-open .mobile-nav-list a {
  opacity: 1;
  transform: none;
  transition: opacity 420ms var(--ease), transform 420ms var(--ease), color var(--t-fast);
}
.mobile-nav.is-open .mobile-nav-list li:nth-child(1) a { transition-delay: 70ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(2) a { transition-delay: 120ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(3) a { transition-delay: 170ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(4) a { transition-delay: 220ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(5) a { transition-delay: 270ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(6) a { transition-delay: 320ms; }
.mobile-nav.is-open .mobile-nav-list li:nth-child(7) a { transition-delay: 370ms; }
.mobile-nav-list a:hover, .mobile-nav-list a:active { color: var(--accent); padding-left: 1rem; }
.mn-index {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--accent);
  letter-spacing: .05em;
}

.mobile-nav-foot { margin-top: auto; padding: 1.5rem 1.5rem calc(2rem + env(safe-area-inset-bottom)); }
.mobile-nav-meta {
  margin-top: .9rem;
  font-size: .82rem;
  color: var(--muted);
  text-align: center;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  min-height: min(88vh, 820px);
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(4rem, 8vw, 7rem);
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 88%, transparent) 0%, color-mix(in srgb, var(--bg) 70%, transparent) 45%, color-mix(in srgb, var(--bg) 95%, transparent) 100%),
    linear-gradient(100deg, color-mix(in srgb, var(--bg) 90%, transparent) 0%, color-mix(in srgb, var(--bg) 40%, transparent) 55%, transparent 78%);
}
[data-theme="terminal"] .hero-scrim {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 88%, transparent) 0%, color-mix(in srgb, var(--bg) 68%, transparent) 45%, var(--bg) 100%),
    linear-gradient(100deg, color-mix(in srgb, var(--bg) 90%, transparent) 0%, color-mix(in srgb, var(--bg) 48%, transparent) 55%, transparent 80%);
}

.hero-inner {
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: end;
  width: 100%;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  border-radius: 100px;
  padding: .4rem .95rem;
  margin-bottom: 1.6rem;
}
.eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.5rem, 6.2vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -.035em;
  color: var(--ink);
  margin-bottom: 1.5rem;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.hero-lede {
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
  line-height: 1.72;
  color: var(--ink-soft);
  max-width: 58ch;
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.75rem; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 1rem;
  max-width: 620px;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.hero-stats li { display: flex; flex-direction: column; gap: .15rem; }
.hero-stats strong {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--ink);
}
.hero-stats span {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-card {
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
}
.hero-card-head {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.1rem;
}
.pulse-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-line);
  animation: pulse 2.4s ease-in-out infinite;
  flex: none;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(.86); }
}

.hero-card-list { display: grid; gap: .95rem; }
.hero-card-list > div { display: grid; gap: .18rem; }
.hero-card-list dt {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-card-list dd { font-size: .93rem; font-weight: 500; color: var(--ink); line-height: 1.45; }

.hero-card-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  width: 100%;
  font-weight: 600;
  font-size: .9rem;
  color: var(--accent);
  transition: gap var(--t-fast);
}
.hero-card-link svg { width: 16px; height: 16px; }
.hero-card-link:hover { gap: .8rem; }

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  display: none;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--t-fast);
}
.hero-scroll svg { width: 16px; height: 16px; animation: nudge 2.1s ease-in-out infinite; }
.hero-scroll:hover { color: var(--accent); }
@keyframes nudge {
  0%, 100% { transform: translateY(0); opacity: .55; }
  50% { transform: translateY(4px); opacity: 1; }
}

/* ---------- About ---------- */
.about-grid { display: grid; gap: clamp(2.25rem, 5vw, 4rem); }

.about-portrait { position: relative; }
.about-portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.about-portrait figcaption {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
}
.portrait-name { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
.portrait-role { font-size: .82rem; color: var(--muted); }

.about-body .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.68;
  color: var(--ink);
  margin-bottom: 1.35rem;
}
.about-body p { color: var(--ink-soft); margin-bottom: 1.2rem; }

.about-points { display: grid; gap: .85rem; margin: 2rem 0; }
.about-points li {
  display: flex;
  gap: .85rem;
  align-items: flex-start;
  font-size: .94rem;
  color: var(--ink-soft);
}
.about-points svg {
  width: 18px; height: 18px;
  flex: none;
  margin-top: .22rem;
  color: var(--accent);
  stroke-width: 2;
}

.about-meta {
  display: grid;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.about-meta > div { display: grid; gap: .2rem; }
.meta-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--muted);
}
.meta-value { font-size: .93rem; font-weight: 500; }

/* ---------- Timeline ---------- */
.timeline { position: relative; display: grid; gap: 2rem; }
.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent-line), transparent);
}
.tl-item { position: relative; padding-left: 2.1rem; }
.tl-marker {
  position: absolute;
  left: 0;
  top: 10px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  transition: background-color var(--t-base);
}
.tl-item:hover .tl-marker { background: var(--accent); }

.tl-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.tl-card:hover {
  border-color: var(--accent-line);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.tl-top { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; margin-bottom: .7rem; }
.tl-period {
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .07em;
  color: var(--muted);
}
.tl-badge {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  border-radius: 100px;
  padding: .2rem .6rem;
}

.tl-role {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  letter-spacing: -.022em;
  line-height: 1.2;
}
.tl-org { font-size: .95rem; color: var(--accent); font-weight: 500; margin-top: .15rem; }
.tl-summary {
  margin-top: .9rem;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
  font-size: .95rem;
  color: var(--ink-soft);
}

.tl-points { display: grid; gap: .6rem; margin: 1.35rem 0 1.5rem; }
.tl-points li {
  position: relative;
  padding-left: 1.3rem;
  font-size: .925rem;
  line-height: 1.6;
  color: var(--ink-soft);
}
.tl-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .55;
}

.tl-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tl-tags li {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--muted);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: .25rem .55rem;
}

/* ---------- Skills ---------- */
.skills-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
}
.skill-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.skill-card:hover {
  border-color: var(--accent-line);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.skill-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  color: var(--accent);
  margin-bottom: 1.15rem;
}
.skill-icon svg { width: 21px; height: 21px; stroke-width: 1.9; }
.skill-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.16rem;
  letter-spacing: -.02em;
  margin-bottom: 1.05rem;
}

.chip-list { display: flex; flex-wrap: wrap; gap: .42rem; }
.chip-list li {
  font-size: .82rem;
  font-weight: 500;
  color: var(--ink-soft);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: .34rem .78rem;
  transition: all var(--t-fast);
}
.chip-list li:hover { border-color: var(--accent-line); color: var(--accent); background: var(--accent-soft); }
.chip-list--sm li { font-size: .74rem; padding: .26rem .62rem; }

.cred-list { display: grid; gap: 1.05rem; }
.cred-list li { display: flex; gap: .9rem; align-items: flex-start; }
.cred-year {
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  border-radius: 5px;
  padding: .18rem .42rem;
  flex: none;
  margin-top: .18rem;
}
.cred-body { display: flex; flex-direction: column; gap: .12rem; }
.cred-body strong { font-size: .9rem; font-weight: 600; line-height: 1.38; }
.cred-body em { font-style: normal; font-size: .8rem; color: var(--muted); }

/* ---------- Projects ---------- */
.project-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
}
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.project-card:hover {
  border-color: var(--accent-line);
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}
.project-media { position: relative; overflow: hidden; }
.project-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 700ms var(--ease), filter var(--t-base);
}
.project-card:hover .project-media img { transform: scale(1.045); }
.project-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, color-mix(in srgb, var(--surface) 92%, transparent) 100%);
}

.project-body { display: flex; flex-direction: column; flex: 1; padding: 1.6rem 1.6rem 1.75rem; }
.project-tagline {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .6rem;
}
.project-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.28rem;
  line-height: 1.22;
  letter-spacing: -.022em;
  margin-bottom: .7rem;
}
.project-desc { font-size: .91rem; color: var(--ink-soft); margin-bottom: 1.2rem; }

.project-detail { display: grid; gap: .85rem; margin-bottom: 1.3rem; }
.project-detail > div { display: grid; gap: .16rem; }
.project-detail dt {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent);
}
.project-detail dd { font-size: .87rem; line-height: 1.58; color: var(--ink-soft); }

.project-body .chip-list { margin-top: auto; }

.project-footnote {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  margin-top: 2rem;
  padding: 1.5rem 1.75rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}
.project-footnote svg { width: 20px; height: 20px; color: var(--accent); flex: none; margin-top: .22rem; }
.project-footnote p { font-size: .91rem; color: var(--ink-soft); }

/* ---------- Steps ---------- */
.steps {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
}
.step {
  position: relative;
  padding: 1.75rem 1.6rem 1.9rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.step:hover { border-color: var(--accent-line); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.step-num {
  position: absolute;
  top: .9rem;
  right: 1.1rem;
  font-family: var(--font-display);
  font-size: 2.9rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
  opacity: .13;
  letter-spacing: -.04em;
}
.step-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.step-icon svg { width: 20px; height: 20px; stroke-width: 1.9; }
.step h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.14rem;
  letter-spacing: -.02em;
  margin-bottom: .65rem;
}
.step p { font-size: .9rem; line-height: 1.62; color: var(--ink-soft); }

/* ---------- Resume panel ---------- */
.resume-panel {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  padding: clamp(2rem, 5vw, 3.5rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.resume-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.75rem; }
.resume-note { margin-top: .9rem; font-size: .82rem; color: var(--accent); min-height: 1.2em; }

.resume-facts { display: grid; gap: 1.15rem; }
.resume-facts li { display: flex; gap: .95rem; align-items: flex-start; }
.resume-facts li > svg {
  width: 19px; height: 19px;
  color: var(--accent);
  flex: none;
  margin-top: .2rem;
  stroke-width: 1.9;
}
.resume-facts li div { display: grid; gap: .12rem; }
.resume-facts span {
  font-family: var(--font-mono);
  font-size: .63rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--muted);
}
.resume-facts strong { font-size: .92rem; font-weight: 600; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: clamp(2rem, 4vw, 3.5rem); }

.contact-details { display: grid; gap: .8rem; align-content: start; }
.contact-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all var(--t-fast);
}
.contact-row > svg:first-child {
  width: 20px; height: 20px;
  color: var(--accent);
  flex: none;
  stroke-width: 1.9;
}
.contact-row div { display: grid; gap: .1rem; min-width: 0; }
.contact-label {
  font-family: var(--font-mono);
  font-size: .63rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-value { font-size: .95rem; font-weight: 500; word-break: break-word; }

/* ---------- Contact shield (click-to-reveal) ---------- */
.contact-row--locked {
  cursor: pointer;
  font: inherit;
  text-align: left;
  width: 100%;
  color: inherit;
  appearance: none;
}
.contact-row--locked:hover {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  transform: translateY(-1px);
}
.contact-row--locked:active { transform: translateY(0) scale(.995); }
.contact-row--locked:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.contact-shield {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: .3rem .6rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}
.contact-row--locked:hover .contact-shield {
  color: var(--accent);
  border-color: var(--accent-line);
  background: var(--accent-tint);
}
/* decrypted value pops in with a brief scan-line flash */
.contact-value--revealed {
  font-family: var(--font-mono);
  font-size: .88rem;
  color: var(--ink);
  animation: contact-decrypt 460ms var(--ease) both;
}
@keyframes contact-decrypt {
  0%   { opacity: 0; filter: blur(6px); letter-spacing: .12em; }
  60%  { opacity: 1; filter: blur(0); letter-spacing: 0; }
  100% { opacity: 1; filter: blur(0); }
}
.contact-row--revealed { border-color: var(--accent-line); }
.contact-row--revealed .contact-go { color: var(--accent); transform: scale(1.06); }
/* revealed decoy token: long pseudo-hash, wraps cleanly */
.contact-value--token {
  font-size: .78rem;
  letter-spacing: .01em;
  line-height: 1.5;
  color: var(--ink-soft);
  word-break: break-all;
}
.contact-token-note {
  display: block;
  margin-top: .3rem;
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-go {
  width: 17px; height: 17px;
  margin-left: auto;
  color: var(--muted);
  flex: none;
  transition: transform var(--t-fast), color var(--t-fast);
}
a.contact-row:hover { border-color: var(--accent); background: var(--accent-soft); transform: translateY(-2px); }
a.contact-row:hover .contact-go { color: var(--accent); transform: translate(2px, -2px); }
.contact-row--static { background: var(--surface-2); }

.contact-availability {
  display: flex;
  gap: .85rem;
  align-items: flex-start;
  margin-top: .5rem;
  padding: 1.15rem 1.35rem;
  border: 1px dashed var(--accent-line);
  border-radius: var(--radius);
  background: var(--accent-soft);
}
.contact-availability .pulse-dot { margin-top: .5rem; }
.contact-availability p { font-size: .9rem; color: var(--ink-soft); }

/* ---------- Form ---------- */
.contact-form {
  display: grid;
  gap: 1.1rem;
  align-content: start;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.field { display: grid; gap: .42rem; }
.field label {
  font-family: var(--font-mono);
  font-size: .67rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input, .field textarea {
  width: 100%;
  padding: .85rem 1rem;
  font-size: 16px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background-color var(--t-fast);
  resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted); opacity: .75; }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field.has-error input, .field.has-error textarea { border-color: #c0554b; }
.field-error { font-size: .78rem; color: #c0554b; min-height: 0; }
[data-theme="dark"] .field-error, [data-theme="dark"] .field.has-error input,
[data-theme="dark"] .field.has-error textarea { color: #f0907f; border-color: #f0907f; }

.form-status { font-size: .85rem; min-height: 1.2em; margin-top: .35rem; }
.form-status.is-success { color: var(--accent); }
.form-status.is-error { color: #c0554b; }
[data-theme="dark"] .form-status.is-error { color: #f0907f; }

.btn.is-loading { opacity: .7; pointer-events: none; }
.spin { animation: spin 900ms linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-tint);
  border-top: 1px solid var(--line);
  padding: clamp(3rem, 6vw, 4.5rem) 0 0;
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.footer-brand .brand-mark { margin-bottom: 1rem; }
.footer-name { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; letter-spacing: -.02em; }
.footer-tagline { margin-top: .5rem; font-size: .89rem; color: var(--muted); max-width: 34ch; }
.footer-location {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1rem;
  font-size: .82rem;
  color: var(--muted);
}
.footer-location svg { width: 15px; height: 15px; color: var(--accent); }

.footer-col h3 {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.05rem;
  font-weight: 500;
}
.footer-col ul { display: grid; gap: .62rem; }
.footer-col a, .footer-col li {
  font-size: .89rem;
  color: var(--ink-soft);
}
.footer-col a { transition: color var(--t-fast); }
.footer-col a:hover { color: var(--accent); }
.footer-col--focus li { color: var(--muted); }

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.5rem 0 calc(1.5rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  font-size: .8rem;
  color: var(--muted);
}

/* ---------- To top ---------- */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 1.75rem);
  bottom: calc(1.25rem + env(safe-area-inset-bottom));
  z-index: 800;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base), background-color var(--t-fast);
}
[data-theme="dark"] .to-top { color: #08211a; }
.to-top svg { width: 19px; height: 19px; }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--accent-hover); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(1.5rem + env(safe-area-inset-bottom));
  z-index: 1000;
  transform: translate(-50%, 20px);
  display: flex;
  align-items: center;
  gap: .6rem;
  max-width: min(440px, calc(100vw - 2rem));
  padding: .9rem 1.25rem;
  border-radius: 100px;
  background: var(--ink);
  color: var(--bg);
  font-size: .88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: opacity var(--t-base), transform var(--t-base);
}
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }
.toast svg { width: 17px; height: 17px; color: var(--accent); flex: none; }

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .mobile-nav-list a { opacity: 1; transform: none; }
  .contact-value--revealed { animation: none; filter: none; opacity: 1; }
}

/* ═══════════════ RESPONSIVE ═══════════════ */

@media (min-width: 640px) {
  .hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .about-meta { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .header-cta { display: inline-flex; }
}

@media (min-width: 900px) {
  .about-grid { grid-template-columns: 400px 1fr; align-items: start; }
  .about-portrait { position: sticky; top: calc(var(--header-h) + 2rem); }
  .resume-panel { grid-template-columns: 1.35fr 1fr; align-items: center; }
  .contact-grid { grid-template-columns: 1fr 1.08fr; align-items: start; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2rem; }
}

@media (min-width: 1024px) {
  .primary-nav { display: block; }
  .nav-toggle { display: none; }
  .hero-inner { grid-template-columns: minmax(0, 1.55fr) minmax(300px, .95fr); align-items: center; }
  .hero-scroll { display: flex; }
  .contact-details { gap: .95rem; }
}

@media (min-width: 1200px) {
  body { font-size: 17.5px; }
  .hero { min-height: min(84vh, 860px); }
}

/* ---------- Tablet tightening ---------- */
@media (max-width: 1024px) {
  .section { padding: clamp(3.5rem, 8vw, 5.5rem) 0; }
  .project-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
}

/* ---------- Mobile ---------- */
@media (max-width: 767px) {
  :root { --header-h: 66px; }
  body { font-size: 16px; }

  .brand-role { display: none; }
  .hero { min-height: auto; padding-top: 3rem; }
  .hero-card { padding: 1.4rem; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-title { font-size: clamp(2.15rem, 10vw, 3rem); }

  .timeline::before { left: 5px; }
  .tl-item { padding-left: 1.7rem; }
  .tl-marker { width: 12px; height: 12px; }
  .tl-card { padding: 1.35rem 1.25rem; }

  .skills-grid, .project-grid, .steps { grid-template-columns: 1fr; }
  .skill-card, .project-body { padding: 1.35rem 1.25rem; }
  .project-media img { aspect-ratio: 16 / 9; }

  .resume-panel { padding: 1.5rem 1.35rem; border-radius: var(--radius); }
  .resume-actions .btn { flex: 1 1 100%; }

  .contact-row { padding: 1rem 1.1rem; }
  .contact-form { padding: 1.35rem 1.2rem; border-radius: var(--radius); }

  .about-points { margin: 1.5rem 0; }
  .about-meta { grid-template-columns: 1fr; }

  .project-footnote { padding: 1.25rem 1.25rem; }

  .to-top { right: 1rem; }
}

/* ---------- Narrow mobile ---------- */
@media (max-width: 767px) {
  .container { padding-inline: 1.15rem; }
  .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.15rem .75rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .mobile-nav { width: 100vw; border-left: none; }
  .mobile-nav-list a { font-size: 1.25rem; }
  .eyebrow { font-size: .66rem; padding: .35rem .75rem; }
}

/* ---------- Print ---------- */
@media print {
  .site-header, .mobile-nav, .nav-overlay, .to-top, .toast, .hero-media, .hero-scroll { display: none !important; }
  body { background: #fff; color: #000; font-size: 12pt; }
  .section { padding: 1rem 0; break-inside: avoid; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .project-card, .tl-card, .skill-card, .step { break-inside: avoid; box-shadow: none; border-color: #ccc; }
}