/* ==========================================================================
   Ilham Fakhruddin — Personal site & Executive Portfolio
   Editorial, minimal, typography-first, executive presentation.
   ========================================================================== */

/* ---------- 1. Design tokens --------------------------------------------- */
:root {
  /* Palette — 3 core colours + restrained accents */
  --ink: #111111;
  --paper: #F7F7F5;
  --navy: #17324D;
  --gray: #6B7280;
  --accent: #C4572E;          /* terracotta — echoes the portrait */
  --accent-ink: #A9451F;      /* AA-contrast accent for text on paper */
  --eco-green: #15803D;       /* MUSA Green domain accent */
  --eco-tint: #DCFCE7;

  /* Derived tints */
  --ink-80: rgba(17, 17, 17, .8);
  --line: rgba(17, 17, 17, .12);
  --line-strong: rgba(17, 17, 17, .22);
  --paper-2: #EFEFEB;
  --paper-line: rgba(247, 247, 245, .14);
  --paper-mute: rgba(247, 247, 245, .66);
  --navy-deep: #10161D;

  /* Type — Crisp, clear, highly legible for executive & mature audience */
  --font-sans: "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Geist Mono", "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --fs-xs: .875rem;          /* min 14px for small labels */
  --fs-sm: 1rem;             /* 16px for secondary meta */
  --fs-base: 1.125rem;       /* 18px baseline reading size */
  --fs-md: clamp(1.15rem, 1.05rem + .4vw, 1.35rem);
  --fs-lg: clamp(1.35rem, 1.15rem + .8vw, 1.85rem);
  --fs-xl: clamp(1.85rem, 1.35rem + 2vw, 3.2rem);
  --fs-display: clamp(2.2rem, 1.5rem + 3vw, 4rem);
  --fs-hero: clamp(2.5rem, 2rem + 2.5vw, 4.25rem); /* Compact, punchy, above-the-fold */

  /* Layout */
  --container: 1320px;
  --gutter: clamp(16px, 3.5vw, 56px);
  --section-y: clamp(20px, 3vw, 40px);
  --header-h: 68px;

  /* Motion */
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);
  --dur: .7s;
}

/* ---------- 2. Base ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  background-color: var(--paper);
  background-image: 
    radial-gradient(rgba(17, 25, 34, 0.045) 1px, transparent 1px),
    radial-gradient(ellipse 90% 40% at 50% 0%, rgba(16, 185, 129, 0.04), transparent 60%);
  background-size: 24px 24px, 100% 100%;
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ol, ul, dl, dd, figure { margin: 0; padding: 0; }
ol, ul { list-style: none; }
::selection { background: var(--navy); color: var(--paper); }

section[id], [id^="case-"] { scroll-margin-top: calc(var(--header-h) + 12px); }

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

.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--paper);
  padding: 10px 16px; border-radius: 4px; font-size: var(--fs-sm);
  transition: top .2s;
}
.skip-link:focus { top: 16px; }

.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 3. Typographic primitives ------------------------------------ */
.eyebrow,
.section-label,
.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray);
}
.section-label span { color: var(--ink); }
.section-label--light { color: var(--paper-mute); }
.section-label--light span { color: var(--paper); }

.section { padding-block: var(--section-y); }
.section-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-bottom: clamp(24px, 3.5vw, 44px);
}
.section-head::after {
  content: ""; flex: 1; height: 1px; background: var(--line);
}

.display {
  font-size: var(--fs-display);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -.035em;
  text-wrap: balance;
}
.lead {
  font-size: var(--fs-md);
  line-height: 1.55;
  color: var(--ink-80);
  max-width: 36em;
  text-wrap: pretty;
}
.mini-title {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray);
}
.serif { font-family: var(--font-sans); font-weight: 500; letter-spacing: -.01em; }

/* ---------- 4. Buttons ---------------------------------------------------- */
.btn {
  --btn-bg: transparent; --btn-fg: var(--ink); --btn-bd: var(--line-strong);
  display: inline-flex; align-items: center; gap: 8px;
  height: 48px; padding: 0 22px;
  border-radius: 999px;
  background: var(--btn-bg); color: var(--btn-fg);
  border: 1px solid var(--btn-bd);
  font-size: .875rem; font-weight: 500; letter-spacing: -.005em;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
  white-space: nowrap;
}
.btn svg { transition: transform .35s var(--ease); }
.btn:hover svg { transform: translateY(2px); }
.btn-primary { --btn-bg: var(--ink); --btn-fg: var(--paper); --btn-bd: var(--ink); }
.btn-primary:hover { --btn-bg: var(--navy); --btn-bd: var(--navy); }
.btn-ghost:hover { --btn-bd: var(--ink); --btn-bg: rgba(17,17,17,.04); }
.btn-accent { --btn-bg: var(--paper); --btn-fg: var(--ink); --btn-bd: var(--paper); }
.btn-accent:hover { --btn-bg: var(--accent); --btn-fg: #fff; --btn-bd: var(--accent); }
.btn-accent:hover svg { transform: translateX(3px); }

/* ---------- 5. Header ----------------------------------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  transition: background .4s var(--ease), box-shadow .4s var(--ease), transform .4s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(247, 247, 245, .9);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.site-header.is-hidden { transform: translateY(-100%); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }

/* Proper Vector Logo */
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-logo { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.brand-svg { display: block; border-radius: 8px; box-shadow: 0 2px 8px -1px rgba(17, 25, 34, 0.15); }
.brand-name { font-size: 1rem; font-weight: 600; letter-spacing: -.02em; color: var(--ink); }

/* Tab Navigation Menu - prominent, legible, high-contrast & clearly highlighted */
.nav-list {
  display: flex;
  align-items: center;
  gap: 3px;
  background: rgba(17, 25, 34, 0.04);
  border: 1px solid rgba(17, 25, 34, 0.08);
  border-radius: 999px;
  padding: 4px;
  box-shadow: inset 0 1px 2px rgba(17, 25, 34, 0.03);
}
.nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .9375rem; /* ~15px, comfortable and clear to read */
  font-weight: 550;   /* solid, crisp weight - no longer thin */
  letter-spacing: -.015em;
  color: #334155;     /* high-contrast slate text */
  padding: 7px 14px;
  border-radius: 999px;
  transition: all .2s var(--ease);
  white-space: nowrap;
}
.nav-num {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 600;
  color: #64748B;
  letter-spacing: .02em;
  transition: color .2s var(--ease);
}
.nav-list a:hover:not(.is-active) {
  background: rgba(17, 25, 34, 0.06);
  color: #0F172A;
}
.nav-list a:hover:not(.is-active) .nav-num {
  color: #334155;
}
.nav-list a.is-active {
  background: #111922;
  color: #FFFFFF !important;
  font-weight: 600;
  box-shadow: 0 2px 8px -1px rgba(17, 25, 34, 0.28), 0 1px 3px rgba(17, 25, 34, 0.12);
}
.nav-list a.is-active .nav-num {
  color: #10B981 !important; /* vivid emerald accent highlight */
  font-weight: 700;
}

.menu-toggle { display: none; align-items: center; gap: 10px; font-size: .875rem; font-weight: 500; height: 40px; }
.menu-toggle-icon { width: 20px; height: 10px; position: relative; }
.menu-toggle-icon span {
  position: absolute; left: 0; right: 0; height: 1.5px; background: currentColor;
  transition: transform .35s var(--ease), top .35s var(--ease);
}
.menu-toggle-icon span:first-child { top: 0; }
.menu-toggle-icon span:last-child { top: 8.5px; }
.menu-open .menu-toggle-icon span:first-child { top: 4.25px; transform: rotate(45deg); }
.menu-open .menu-toggle-icon span:last-child { top: 4.25px; transform: rotate(-45deg); }

.scroll-progress { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; }
.scroll-progress span {
  display: block; height: 100%; width: 100%;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
}

/* ---------- 6. Hero ------------------------------------------------------- */
.hero {
  padding-top: calc(var(--header-h) + clamp(14px, 2vw, 24px));
  padding-bottom: clamp(24px, 3.2vw, 40px);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 6.2fr) minmax(0, 5fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center; /* Vertically centered & compact */
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ink-80); margin-bottom: 12px;
  font-size: var(--fs-xs); font-weight: 500;
}
.hero-link {
  display: inline-flex; align-items: center; gap: 4px;
  color: var(--eco-green); font-weight: 600; text-decoration: underline; text-underline-offset: 3px;
}
.hero-link:hover { color: #047857; }

.hero-title {
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.04em;
  margin-left: -.02em;
}
.accent-dot { color: var(--accent); }
.hero-lede {
  margin-top: 12px;
  font-size: clamp(1.0625rem, .95rem + .3vw, 1.25rem);
  line-height: 1.45;
  letter-spacing: -.015em;
  font-weight: 450;
  max-width: 28em;
  text-wrap: balance;
}
.hero-lede strong { font-weight: 600; color: var(--ink); }
.hero-support {
  margin-top: 10px; max-width: 34em;
  color: var(--ink-80); font-size: 1rem; line-height: 1.55;
  text-wrap: pretty;
}
.hero-ctas {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 18px;
}
.hero-ctas .btn { height: 46px; padding: 0 20px; font-size: .875rem; }

.hero-facts {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px; margin-top: 22px;
  padding-top: 18px; border-top: 1px solid var(--line);
}
.hero-facts dt { font-family: var(--font-mono); font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--gray); margin-bottom: 6px; }
.hero-facts dd { font-size: .9375rem; line-height: 1.45; font-weight: 500; }
.hero-facts a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: rgba(17, 25, 34, .28);
  text-underline-offset: 3px;
  font-weight: 600;
  transition: text-decoration-color .15s ease, color .15s ease;
}
.hero-facts a:hover { color: var(--eco-green); text-decoration-color: currentColor; }
.hero-facts a { white-space: nowrap; }
.hero-open { display: block; margin-top: 10px; color: var(--ink); font-weight: 550; }

/* Portrait - elevated, enlarged & fitted */
.hero-portrait {
  position: relative;
  align-self: center;
  max-width: 385px;
  width: 100%;
  margin-inline: auto;
}
.portrait-frame {
  position: relative; overflow: hidden;
  aspect-ratio: 1 / 1.16;
  max-height: clamp(340px, 44vh, 425px);
  background: #232A31;
  border-radius: 16px;
  box-shadow: 0 18px 40px -10px rgba(17, 25, 34, .18), 0 3px 12px -2px rgba(17, 25, 34, .08);
  border: 1px solid rgba(17, 25, 34, .12);
}
.portrait-frame img {
  width: 100%; height: 100%; object-fit: cover; object-position: 50% 12%;
  will-change: transform;
  transform: translate3d(0, var(--parallax, 0px), 0) scale(1.01);
}

/* ---------- 7. Segment Shells / Visual Alas ------------------------------- */
.segment-card {
  position: relative;
  border-radius: 24px;
  padding: clamp(28px, 4vw, 56px);
  transition: border-color .3s, box-shadow .3s;
}
.segment-card--white {
  background: #FFFFFF;
  border: 1px solid rgba(17, 25, 34, 0.08);
  box-shadow: 0 4px 24px -4px rgba(17, 25, 34, 0.04), 0 1px 3px rgba(17, 25, 34, 0.02);
}
.segment-card--eco {
  background: #F2F7F4;
  border: 1px solid rgba(22, 101, 52, 0.16);
  box-shadow: 0 8px 32px -8px rgba(16, 185, 129, 0.07);
}
.segment-card--dark {
  background: var(--navy-deep);
  color: #F7F7F5;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.35);
}
.segment-card--light {
  background: #F9FAFB;
  border: 1px solid rgba(17, 25, 34, 0.07);
  box-shadow: 0 4px 20px -4px rgba(17, 25, 34, 0.03);
}

/* Segment Pill Badges */
.segment-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: .75rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 999px;
  background: var(--paper-2); color: var(--ink);
  border: 1px solid var(--line);
}
.segment-badge .badge-num { color: var(--accent-ink); }
.segment-badge .badge-sep { color: var(--gray); opacity: .6; }
.segment-badge--eco {
  background: #DCFCE7; color: #166534; border-color: rgba(22, 101, 52, 0.25);
}
.segment-badge--eco .badge-num { color: #15803D; }
.segment-badge--dark {
  background: rgba(255, 255, 255, 0.08); color: #F7F7F5; border-color: rgba(255, 255, 255, 0.15);
}
.segment-badge--dark .badge-num { color: #10B981; }

/* ---------- 8. About - Compact & High-Impact ------------------------------ */
.about-hero-block {
  max-width: 52em;
  margin-bottom: clamp(24px, 3vw, 36px);
}
.kicker {
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: 1.45;
  color: var(--accent-ink);
  max-width: 28em;
  margin-bottom: clamp(10px, 1.5vw, 16px);
  text-transform: none;
  letter-spacing: -.01em;
}
.about-display {
  margin-bottom: 14px;
  font-size: clamp(1.75rem, 1.35rem + 1.4vw, 2.6rem);
  line-height: 1.15;
}
.about-lead-text {
  font-size: clamp(1.0625rem, .95rem + .3vw, 1.25rem);
  line-height: 1.6;
  color: var(--ink-80);
}
.about-lead-text a {
  color: var(--eco-green);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 3 Pillars Grid - Instant Clarity */
.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: clamp(20px, 2.5vw, 32px);
}
.pillar-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.pillar-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 8px 24px -6px rgba(17, 25, 34, 0.06);
}
.pillar-tag {
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--accent-ink);
  display: inline-block;
  margin-bottom: 8px;
}
.pillar-title {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.25;
  margin-bottom: 6px;
  color: var(--ink);
}
.pillar-desc {
  font-size: .875rem;
  line-height: 1.5;
  color: var(--ink-80);
}

/* Minimize / Collapsible Deep Dive */
.about-collapse-wrap {
  margin-bottom: clamp(28px, 3.5vw, 44px);
  border-top: 1px solid var(--line);
  padding-top: 16px;
}
.about-collapse-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--gray);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  transition: background .25s, color .25s, border-color .25s;
}
.about-collapse-toggle:hover {
  background: var(--paper-2);
  color: var(--ink);
  border-color: var(--line-strong);
}
.about-collapse-toggle .chevron-ico {
  transition: transform .35s var(--ease);
}
.about-collapse-toggle.is-open .chevron-ico {
  transform: rotate(180deg);
}
.about-collapse-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease-in-out);
}
.about-details-inner {
  padding-top: 16px;
  display: grid;
  gap: 12px;
  max-width: 50em;
}
.about-details-inner p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink-80);
}

/* Problems 2x2 grid */
.problems {
  margin-top: 0;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  gap: 20px;
  padding-top: clamp(20px, 2.5vw, 32px);
  border-top: 1px solid var(--line);
}
.problems-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
  counter-reset: prob;
}
.problems-list li {
  counter-increment: prob;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  padding: 12px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: .9375rem;
  line-height: 1.45;
  letter-spacing: -.01em;
}
.problems-list li::before {
  content: counter(prob, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--accent-ink);
  font-weight: 600;
  padding-top: .1em;
}

/* ---------- 9. Enterprise Clients ---------------------------------------- */
.clients-head { margin-bottom: clamp(28px, 4vw, 44px); }
.kicker--eco { color: var(--eco-green); font-weight: 600; }
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}
.client-card {
  background: #FFFFFF;
  border: 1px solid rgba(22, 101, 52, 0.15);
  border-radius: 16px;
  padding: 24px;
  display: flex; flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.client-card:hover {
  transform: translateY(-4px);
  border-color: rgba(22, 101, 52, 0.35);
  box-shadow: 0 12px 32px -8px rgba(22, 101, 52, 0.12);
}
.client-card-header {
  display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.client-badge {
  font-family: var(--font-mono); font-size: .6875rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: #166534; background: #DCFCE7;
  padding: 3px 8px; border-radius: 999px; border: 1px solid rgba(22, 101, 52, 0.2);
}
.client-sector {
  font-family: var(--font-mono); font-size: .75rem; color: var(--gray);
}
.client-name {
  font-size: 1.25rem; font-weight: 600; letter-spacing: -.025em; line-height: 1.2;
  margin-bottom: 4px; color: var(--ink);
}
.client-tag {
  font-size: .875rem; font-weight: 500; color: var(--eco-green); margin-bottom: 12px;
}
.client-scope {
  font-size: .9375rem; line-height: 1.5; color: var(--ink-80); margin-bottom: 16px;
  flex-grow: 1;
}
.client-highlight {
  display: flex; align-items: center; gap: 8px;
  font-size: .8125rem; font-weight: 500; color: var(--ink);
  padding-top: 12px; border-top: 1px dashed rgba(22, 101, 52, 0.16);
}
.client-highlight .li-ico { color: var(--eco-green); flex-shrink: 0; }

/* ---------- 10. Proof + metrics ------------------------------------------ */
.proof-grid {
  display: grid; grid-template-columns: minmax(0, 6.2fr) minmax(0, 5fr);
  gap: clamp(36px, 5vw, 88px); align-items: end;
  position: relative;
}
.proof-headline {
  margin-top: 20px;
  font-size: var(--fs-xl);
  line-height: 1.05; font-weight: 600; letter-spacing: -.04em;
}
.proof-headline span { display: block; }
.proof-headline span:nth-child(n+3) { color: var(--paper-mute); }
.proof-reflection {
  margin-top: 22px;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--fs-lg); line-height: 1.35; max-width: 24em;
  color: #F7F7F5;
}
.proof-note { margin-top: 18px; max-width: 34em; color: var(--paper-mute); line-height: 1.6; }

.proof-stats { display: grid; gap: 0; border-top: 1px solid var(--paper-line); }
.proof-stat { padding-block: clamp(20px, 2.5vw, 32px); border-bottom: 1px solid var(--paper-line); }
.proof-stat-value {
  display: block;
  font-size: clamp(3.5rem, 2rem + 5.5vw, 7rem);
  font-weight: 600; letter-spacing: -.06em; line-height: .9;
  font-variant-numeric: tabular-nums;
}
.proof-stat-value .pre { font-size: .38em; letter-spacing: -.02em; font-weight: 500; vertical-align: .9em; margin-right: .2em; color: var(--paper-mute); }
.proof-stat-label { display: flex; justify-content: space-between; gap: 16px; margin-top: 12px; font-size: .9375rem; }
.proof-stat-label small { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-mute); align-self: center; }

.proof-metrics-wrap { margin-top: clamp(48px, 6vw, 80px); }
.metrics {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--paper-line);
}
.metric { padding: 24px 20px 0 0; }
.metric + .metric { padding-left: 20px; border-left: 1px solid var(--paper-line); }
.metric-value {
  display: block;
  font-size: clamp(2.5rem, 1.8rem + 2.5vw, 4.25rem);
  font-weight: 500; letter-spacing: -.05em; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.metric-value .suf { color: var(--accent); }
.metric-label { display: block; margin-top: 12px; font-weight: 500; }
.metric-sub { display: block; margin-top: 4px; font-size: var(--fs-sm); color: var(--paper-mute); line-height: 1.45; }

/* ---------- 11. Journey --------------------------------------------------- */
.journey-grid {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(36px, 6vw, 96px);
}
.journey-aside {
  position: sticky; top: calc(var(--header-h) + 32px);
  align-self: start;
}
.journey-aside .lead { margin-top: 20px; }

.stack { margin-top: clamp(32px, 4vw, 56px); display: grid; gap: 0; }
.stack-layer {
  --w: 100%;
  position: relative;
  width: var(--w);
  display: flex; align-items: center; justify-content: space-between;
  height: 48px; padding-inline: 16px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase;
  color: var(--gray);
  background: transparent;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
}
.stack-layer + .stack-layer { margin-top: -1px; }
.stack-layer:last-child {
  border-color: var(--ink);
  color: var(--paper);
  background: var(--ink);
}
.stack-caption {
  margin-top: 20px;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .06em; text-transform: uppercase; color: var(--gray);
}

.timeline-wrap { position: relative; }
.timeline-track {
  position: absolute; left: 0; top: 8px; bottom: 8px; width: 1px;
  background: var(--line);
}
.timeline-fill {
  display: block; width: 100%; height: 0;
  background: var(--accent);
  transition: height .4s var(--ease);
}
.timeline { display: grid; gap: clamp(36px, 5vw, 64px); padding-left: clamp(24px, 3.5vw, 44px); }
.tl-item { position: relative; }
.tl-item::before {
  content: ""; position: absolute; left: calc(-1 * clamp(24px, 3.5vw, 44px) - 4.5px); top: 8px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--line-strong);
  transition: border-color .3s, background .3s;
}
.tl-item.is-last::before { background: var(--accent); border-color: var(--accent); }
.tl-years {
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--gray);
  display: flex; align-items: center; gap: 12px;
}
.tl-layer {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  background: var(--paper-2); color: var(--ink); font-size: .6875rem; letter-spacing: .06em;
}
.tl-title {
  margin-top: 10px;
  font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.03em; line-height: 1.2;
}
.tl-org { margin-top: 6px; font-size: var(--fs-base); color: var(--gray); font-weight: 500; }
.tl-text { margin-top: 12px; font-size: var(--fs-base); line-height: 1.6; color: var(--ink-80); max-width: 32em; }

/* ---------- 12. Selected work -------------------------------------------- */
.work-intro, .how-intro {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(28px, 4vw, 72px); align-items: end;
  margin-bottom: clamp(36px, 5vw, 64px);
}
.br-desktop { display: inline; }

.projects { border-top: 1px solid var(--ink); }
.project { border-bottom: 1px solid var(--line-strong); }
.project-heading { font: inherit; }
.project-main { display: block; min-width: 0; }
.project-toggle {
  width: 100%;
  display: grid;
  grid-template-columns: 56px minmax(0, 5.5fr) minmax(0, 3.5fr) minmax(0, 1.6fr) 44px;
  gap: 24px; align-items: center;
  padding-block: clamp(22px, 2.5vw, 32px);
  text-align: left;
  transition: padding .45s var(--ease);
}
.project-idx { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--gray); padding-top: .2em; align-self: start; margin-top: .9em; }
.project-name {
  display: block;
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2.2rem);
  font-weight: 600; letter-spacing: -.035em; line-height: 1.1;
  transition: transform .45s var(--ease), color .3s;
}
.project-sector { display: block; margin-top: 6px; font-size: var(--fs-sm); color: var(--gray); }
.project-role { font-size: .9375rem; line-height: 1.4; color: var(--ink-80); }
.project-year { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .06em; color: var(--gray); }
.project-icon {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  transition: background .35s var(--ease), border-color .35s var(--ease), transform .5s var(--ease), color .35s;
}
.project-icon svg { transition: transform .5s var(--ease); }
.project-toggle:hover .project-name { transform: translateX(6px); }
.project-toggle:hover .project-icon { border-color: var(--ink); }
.project.is-open .project-icon { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.project.is-open .project-icon svg { transform: rotate(180deg); }
.project-current-tag {
  display: inline-block; vertical-align: middle; margin-left: 10px;
  font-family: var(--font-mono); font-size: .625rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--eco-green); border: 1px solid currentColor; border-radius: 999px; padding: 3px 8px;
  transform: translateY(-.35em);
}

.project-panel {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows .65s var(--ease-in-out);
}
.project.is-open .project-panel { grid-template-rows: 1fr; }
.project-panel-inner { overflow: hidden; min-height: 0; }
.case {
  display: grid; grid-template-columns: 56px minmax(0, 3.6fr) minmax(0, 7fr);
  gap: 24px clamp(24px, 4vw, 72px);
  padding: 8px 0 clamp(40px, 5vw, 64px);
  opacity: 0; transform: translateY(12px);
  transition: opacity .5s var(--ease), transform .6s var(--ease);
}
.project.is-open .case { opacity: 1; transform: none; transition-delay: .15s; }
.case-meta { grid-column: 2; display: grid; gap: 24px; align-content: start; }
.case-meta dl { display: grid; gap: 14px; }
.case-meta dt { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .08em; text-transform: uppercase; color: var(--gray); margin-bottom: 4px; }
.case-meta dd { font-size: .9375rem; line-height: 1.45; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: .75rem; line-height: 1; padding: 7px 10px;
  border-radius: 999px; background: var(--paper-2); color: var(--ink-80);
}
.case-says {
  padding: 22px; border-radius: 12px;
  background: var(--navy); color: var(--paper);
}
.case-says .mini-title { color: var(--paper-mute); }
.case-says p { margin-top: 10px; font-family: var(--font-sans); font-size: 1.15rem; font-weight: 500; line-height: 1.45; }

.case-body { grid-column: 3; display: grid; gap: clamp(28px, 3.5vw, 44px); }
.case-block h4 {
  font-family: var(--font-mono); font-size: .8125rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent-ink); margin-bottom: 10px;
}
.case-block p { font-size: var(--fs-md); line-height: 1.6; color: var(--ink-80); text-wrap: pretty; }
.case-block .case-problem { color: var(--ink); font-size: clamp(1.15rem, 1rem + .5vw, 1.4rem); font-weight: 500; line-height: 1.45; letter-spacing: -.01em; }
.case-list { display: grid; gap: 0; }
.case-list li {
  display: grid; grid-template-columns: 28px 1fr; gap: 8px; align-items: start;
  padding-block: 12px; border-top: 1px solid var(--line);
  line-height: 1.55; color: var(--ink-80); font-size: var(--fs-base);
}
.case-list li .li-ico {
  color: var(--accent); margin-top: 4px;
}
.case-outcomes { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0; border-top: 1px solid var(--ink); }
.case-outcome { padding: 16px 18px 4px 0; }
.case-outcome + .case-outcome { padding-left: 18px; border-left: 1px solid var(--line); }
.case-outcome strong { display: block; font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.4rem); font-weight: 700; letter-spacing: -.03em; line-height: 1.05; }
.case-outcome span { display: block; margin-top: 6px; font-size: var(--fs-sm); color: var(--gray); line-height: 1.45; }
.case-learned p {
  font-family: var(--font-sans); font-weight: 500;
  font-size: clamp(1.2rem, 1.05rem + .7vw, 1.5rem); line-height: 1.4; color: var(--ink);
  padding-left: 18px; border-left: 3px solid var(--accent);
}

/* ---------- 13. How I work & Principles ---------------------------------- */
.principles {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 clamp(24px, 3.5vw, 56px);
  counter-reset: pr;
}
.principle {
  counter-increment: pr;
  padding-block: 24px clamp(32px, 4vw, 52px);
  border-top: 1px solid var(--line-strong);
  position: relative;
}
.principle::before {
  content: counter(pr, decimal-leading-zero);
  display: block; margin-bottom: clamp(24px, 3vw, 44px);
  font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--gray);
}
.principle::after {
  content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 100%;
  background: var(--ink); transform: scaleX(0); transform-origin: left;
  transition: transform .7s var(--ease);
}
.principle:hover::after { transform: scaleX(1); }
.principle h3 { font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.03em; line-height: 1.15; }
.principle p {
  margin-top: 14px; font-size: var(--fs-md); line-height: 1.5; color: var(--ink-80);
  max-width: 22em;
}

/* Leadership trait highlights (Segment 06) */
.traits { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 2.5vw, 36px); margin-bottom: clamp(40px, 4vw, 64px); }
.trait { padding-top: 20px; border-top: 1px solid var(--line-strong); }
.trait-label {
  display: inline-block; font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.trait-text { font-size: clamp(1.05rem, 1rem + .4vw, 1.3rem); line-height: 1.45; letter-spacing: -.01em; color: var(--ink-80); }

/* Leadership Profile section (Segment 07) */
.leadership-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 3vw, 40px); }
.lprofile { padding-top: 22px; border-top: 1px solid var(--line-strong); display: flex; flex-direction: column; gap: 14px; }
.lprofile-label {
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent);
}
.lprofile-title { font-size: clamp(1.3rem, 1.15rem + .6vw, 1.75rem); letter-spacing: -.02em; line-height: 1.2; color: var(--ink); }
.lprofile-text { font-size: clamp(1rem, .95rem + .3vw, 1.15rem); line-height: 1.5; color: var(--ink-80); }
.lprofile-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 6px; }
.ltag {
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .06em;
  text-transform: uppercase; padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--gray);
}
.scales { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 2.5vw, 36px); margin-top: 24px; }
.scale-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 10px; }
.scale-name { font-weight: 600; letter-spacing: -.01em; color: var(--ink); }
.scale-note { font-size: var(--fs-xs); color: var(--gray); text-align: right; }
.scale-bar { height: 6px; background: var(--line); border-radius: 999px; overflow: hidden; }
.scale-fill { height: 100%; background: var(--accent); border-radius: 999px; }

@media (max-width: 860px) {
  .leadership-grid, .scales { grid-template-columns: minmax(0, 1fr); }
}

/* Statements & Testimonials inside Segment 06 */
.statements { border-top: 1px solid var(--line-strong); }
.statement {
  display: grid; grid-template-columns: 56px minmax(0, 1fr);
  gap: 20px; align-items: baseline;
  padding-block: clamp(18px, 2vw, 28px);
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.25rem, 1.05rem + 1.2vw, 2rem);
  font-weight: 500; letter-spacing: -.025em; line-height: 1.3;
  color: var(--ink-80);
  transition: color .4s var(--ease), padding-left .4s var(--ease);
}
.statement .st-idx { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .08em; color: var(--gray); }
.statement:hover { color: var(--ink); padding-left: 8px; }
.statement:hover .st-idx { color: var(--accent); }

.testimonials { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(20px, 2.5vw, 36px); }
.testimonial { padding-top: 20px; border-top: 1px solid var(--line-strong); display: flex; flex-direction: column; justify-content: space-between; gap: 20px; }
.testimonial blockquote { margin: 0; font-size: 1rem; line-height: 1.6; color: var(--ink-80); font-weight: 450; }
.testimonial blockquote::before { content: "“"; display: block; font-family: var(--font-sans); font-size: 2.6rem; font-weight: 700; line-height: .6; color: var(--accent); margin-bottom: 10px; }
.testimonial figcaption { font-size: var(--fs-sm); font-weight: 600; }
.testimonial figcaption span { display: block; color: var(--gray); font-size: var(--fs-xs); font-family: var(--font-mono); letter-spacing: .06em; text-transform: uppercase; margin-top: 4px; }

/* ---------- 14. Experience + writing ------------------------------------- */
.split {
  display: grid; grid-template-columns: minmax(0, 4.8fr) minmax(0, 7.2fr);
  gap: clamp(36px, 5vw, 88px); align-items: start;
}
.split .lead { margin-top: 18px; }
.xp-list { border-top: 1px solid var(--ink); }
.xp {
  display: grid; grid-template-columns: minmax(0, 2.4fr) minmax(0, 5fr);
  gap: 8px 20px; padding-block: 22px;
  border-bottom: 1px solid var(--line-strong);
  transition: background .3s;
}
.xp-years { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 500; letter-spacing: .06em; color: var(--gray); padding-top: .5em; }
.xp-org { font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.03em; line-height: 1.2; }
.xp-role { margin-top: 4px; font-size: var(--fs-base); font-weight: 500; }
.xp-note { margin-top: 4px; font-size: var(--fs-sm); color: var(--gray); line-height: 1.45; }
.xp-badge {
  display: inline-block; vertical-align: middle; margin-left: 8px;
  font-family: var(--font-mono); font-size: .6875rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px; background: var(--eco-green); color: #fff;
  transform: translateY(-.2em);
}
.xp-badge--edu { background: transparent; color: var(--gray); border: 1px solid var(--line-strong); }

.articles { border-top: 1px solid var(--ink); }
.article a {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 24px; padding-block: 24px;
  border-bottom: 1px solid var(--line-strong);
}
.article-meta { grid-column: 1 / -1; font-family: var(--font-mono); font-size: .8125rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--gray); }
.article-title { font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.03em; line-height: 1.25; transition: color .3s; }
.article-gloss { display: block; margin-top: 6px; font-family: var(--font-sans); font-size: 1.0625rem; font-weight: 500; color: var(--accent-ink); }
.article-desc { display: block; margin-top: 8px; color: var(--ink-80); max-width: 34em; line-height: 1.55; font-size: var(--fs-base); }
.article-cta {
  align-self: end; white-space: nowrap; font-size: var(--fs-sm); font-weight: 600;
  display: inline-flex; align-items: center; gap: 6px;
}
.article-cta i { font-style: normal; display: inline-block; transition: transform .35s var(--ease); }
.article a:hover .article-title { color: var(--navy); }
.article a:hover .article-cta i { transform: translateX(4px); }
.article a:hover .article-cta { color: var(--accent-ink); }

/* ---------- 15. Contact --------------------------------------------------- */
.contact-section { padding-bottom: 0; }
.contact-title {
  margin-top: 16px;
  font-size: clamp(2.4rem, 1.4rem + 4.5vw, 6rem);
  font-weight: 600; letter-spacing: -.05em; line-height: .98;
}
.contact-grid {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(28px, 5vw, 88px); align-items: end;
  margin-top: clamp(32px, 4vw, 56px);
  padding-bottom: clamp(40px, 6vw, 72px);
}
.contact-copy { font-size: var(--fs-lg); line-height: 1.45; letter-spacing: -.015em; color: rgba(247,247,245,.88); max-width: 24em; }
.contact-actions { display: grid; gap: 28px; justify-items: start; }
.contact-links { width: 100%; border-top: 1px solid var(--paper-line); }
.contact-links li {
  display: grid; grid-template-columns: 110px minmax(0, 1fr);
  align-items: center; gap: 16px; padding-block: 16px;
  border-bottom: 1px solid var(--paper-line);
}
.contact-links span { font-family: var(--font-mono); font-size: .8125rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-mute); }
.contact-item-right {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.contact-item-right a {
  font-size: var(--fs-md); overflow-wrap: anywhere; transition: color .25s;
  display: inline-flex; align-items: center; gap: 8px; font-weight: 500;
}
.contact-item-right a:hover { color: #F0A483; }
.copy-btn {
  font-family: var(--font-mono); font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 12px; border: 1px solid var(--paper-line); border-radius: 999px; color: var(--paper-mute);
  transition: color .25s, border-color .25s, background .25s;
}
.copy-btn:hover { color: var(--paper); border-color: var(--paper-mute); background: rgba(255,255,255,.05); }

.site-footer { border-top: 1px solid var(--paper-line); margin-top: 24px; }
.footer-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-block: 24px;
  font-size: var(--fs-sm); color: var(--paper-mute);
}
.footer-line { font-family: var(--font-sans); font-weight: 450; font-size: 1rem; color: rgba(247,247,245,.75); }
.footer-inner a:hover { color: var(--paper); }

/* ---------- 16. Reveal motion -------------------------------------------- */
.js [data-reveal] {
  opacity: 0; transform: translate3d(0, 20px, 0);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  transition-delay: var(--d, 0s);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .portrait-frame img { transform: none; }
}

/* ---------- 17. Responsive ------------------------------------------------ */
@media (max-width: 1200px) {
  .nav-list { padding: 3px; gap: 2px; }
  .nav-list a { font-size: .875rem; padding: 6px 11px; gap: 4px; }
  .nav-num { font-size: .6875rem; }
  .testimonials { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
  :root { --header-h: 64px; }
  .menu-toggle { display: inline-flex; }
  .nav-list {
    position: fixed; inset: var(--header-h) 0 auto 0;
    height: calc(100dvh - var(--header-h));
    flex-direction: column; gap: 6px;
    padding: 24px var(--gutter) 40px;
    background: var(--paper);
    border: none; border-radius: 0; box-shadow: none;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .35s var(--ease), transform .35s var(--ease), visibility 0s .35s;
    overflow-y: auto;
  }
  .menu-open .nav-list { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
  .menu-open .site-header { background: var(--paper); box-shadow: 0 1px 0 var(--line); }
  .nav-list li { border-bottom: 1px solid var(--line); width: 100%; }
  .nav-list a {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; padding: 14px 18px; border-radius: 12px;
    font-size: 1.25rem; font-weight: 600; letter-spacing: -.02em;
    color: var(--ink);
  }
  .nav-list a.is-active {
    background: #111922; color: #FFFFFF !important;
  }
  .nav-list a.is-active .nav-num {
    color: #10B981 !important;
  }
  .nav-num { display: inline; font-size: .8125rem; }

  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); }
  .journey-grid { grid-template-columns: minmax(0, 1fr); }
  .journey-aside { position: static; }
  .stack { max-width: 520px; }
  .problems { grid-template-columns: minmax(0, 1fr); }
  .principles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .project-toggle { grid-template-columns: 40px minmax(0, 1fr) minmax(0, .7fr) 44px; }
  .project-year { display: none; }
  .case { grid-template-columns: 40px minmax(0, 1fr); }
  .case-meta { grid-column: 2; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-body { grid-column: 2; grid-row: 1; }
  .case-meta { grid-row: 2; }
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); align-items: start; }
  /* Portrait first on mobile — photo visible at the top, copy follows */
  .hero-portrait { order: -1; max-width: 320px; margin: 8px auto 18px; }
  .portrait-frame { aspect-ratio: 1 / 1.15; max-height: 300px; }
  .hero-facts { gap: 14px; }
  .hero-facts div { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 14px; align-items: baseline; }
  .hero-facts dt { margin: 0; padding-top: .15em; }
  .about-pillars { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .about-grid, .proof-grid, .work-intro, .how-intro, .split, .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .problems { grid-template-columns: minmax(0, 1fr); }
  .problems-list { grid-template-columns: minmax(0, 1fr); }
  .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric:nth-child(3) { padding-left: 0; border-left: 0; }
  .metric:nth-child(n+3) { margin-top: 24px; border-top: 1px solid var(--paper-line); }
  .br-desktop { display: none; }
  .clients-grid { grid-template-columns: minmax(0, 1fr); }
  .segment-card { padding: 24px 18px; border-radius: 18px; }
}

@media (max-width: 640px) {
  :root { --fs-base: 1rem; }
  /* --- Hero mobile fixes --- */
  .hero { padding-top: calc(var(--header-h) + 8px); }
  /* Hide hero eyebrow on mobile — keeps photo, headline & CTAs above the fold */
  .hero-eyebrow { display: none; }
  .hero-title { font-size: clamp(2.375rem, 12vw, 3rem); }
  .hero-lede { margin-top: 14px; }
  .hero-support { margin-top: 12px; font-size: .9375rem; }
  /* Stack CTAs full-width for comfortable touch targets */
  .hero-ctas { flex-direction: column; margin-top: 20px; }
  .hero-ctas .btn { width: 100%; justify-content: center; height: 50px; flex: 1 1 auto; }
  /* Facts: aligned label-left / value-right rows */
  .hero-facts { grid-template-columns: minmax(0, 1fr); gap: 12px; margin-top: 20px; padding-top: 16px; }
  .hero-facts div { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 12px; align-items: baseline; }
  .hero-facts dt { margin: 0; padding-top: .15em; }
  .hero-facts dd { font-size: .875rem; }
  /* Editorial hero: small photo left, headline beside it, copy full-width below */
  .hero-grid { grid-template-columns: auto minmax(0, 1fr); column-gap: 20px; row-gap: 14px; align-items: start; }
  .hero-copy { display: contents; }
  /* Photo spans the whole text block (title + lede + support), centered beside it */
  .hero-portrait { grid-area: 1 / 1 / 4 / 2; justify-self: start; align-self: center; width: clamp(126px, 34vw, 156px); margin: 0; }
  .portrait-frame { aspect-ratio: 1 / 1.2; max-height: none; border-radius: 14px; }
  .hero-title { grid-area: 1 / 2; align-self: start; font-size: clamp(1.75rem, 8vw, 2.25rem); line-height: 1.08; }
  .hero-lede { grid-area: 2 / 2; align-self: start; margin-top: 6px; font-size: .9375rem; line-height: 1.4; }
  /* Support paragraph stays full-width for readability; photo spans title+lede */
  .hero-portrait { grid-area: 1 / 1 / 3 / 2; }
  .hero-support, .hero-ctas, .hero-facts { grid-column: 1 / -1; }
  /* --- rest of mobile --- */
  .about-display { font-size: 1.45rem; }
  .pillar-card { padding: 16px; }
  .brand-name { font-size: .9375rem; }

  .project-toggle { grid-template-columns: minmax(0, 1fr) 40px; gap: 16px; }
  .project-idx { display: none; }
  .project-role { display: none; }
  .project-icon { width: 40px; height: 40px; }
  .case { grid-template-columns: minmax(0, 1fr); }
  .case-body, .case-meta { grid-column: 1; }
  .case-meta { grid-template-columns: minmax(0, 1fr); }
  .case-outcomes { grid-template-columns: minmax(0, 1fr); }
  .case-outcome + .case-outcome { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }

  .principles { grid-template-columns: minmax(0, 1fr); }
  .principle::before { margin-bottom: 16px; }
  .statement { grid-template-columns: 32px minmax(0, 1fr); gap: 12px; font-size: 1.15rem; }
  .testimonials { grid-template-columns: minmax(0, 1fr); }
  .xp { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .xp-years { padding-top: 0; }
  .article a { grid-template-columns: minmax(0, 1fr); }
  .contact-links li { grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; }
  .contact-links li span { grid-column: 1 / -1; }
  .stack-layer { height: 42px; }
}