/* ============================================
   Nothing Design System — Tokens
   ============================================ */

:root {
  --black: #000000;
  --surface: #111111;
  --surface-raised: #1A1A1A;
  --border: #222222;
  --border-visible: #333333;
  --text-disabled: #666666;
  --text-secondary: #999999;
  --text-primary: #E8E8E8;
  --text-display: #FFFFFF;
  --accent: #FFD600;
  --interactive: #5B9BF6;

  --font-display: 'Doto', 'Space Mono', monospace;
  --font-body: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'Space Mono', monospace;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);

  --section-py: clamp(64px, 10vw, 120px);
  --px: clamp(20px, 5vw, 48px);
  --max-wide: 1140px;
  --max-medium: 900px;
  --max-narrow: 640px;
}


/* ============================================
   Reset & base
   ============================================ */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  font-kerning: normal;
  color: var(--text-primary);
  background: var(--black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--interactive);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--text-display);
}

strong {
  font-weight: 500;
  color: var(--text-display);
}


/* ============================================
   Focus & skip link
   ============================================ */

:focus-visible {
  outline: 1px solid var(--text-display);
  outline-offset: 2px;
}

.btn:focus-visible {
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: var(--space-sm);
  left: var(--space-sm);
  width: auto;
  height: auto;
  padding: var(--space-sm) var(--space-md);
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--black);
  background: var(--text-display);
  border-radius: 4px;
  z-index: 200;
}


/* ============================================
   Scroll progress
   ============================================ */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  z-index: 200;
  pointer-events: none;
}


/* ============================================
   Typography
   ============================================ */

h1, h2, h3 {
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.1;
  color: var(--text-primary);
}

.section-heading {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 500;
  letter-spacing: -0.02em;
  text-wrap: balance;
  margin-bottom: var(--space-2xl);
  color: var(--text-display);
}


/* ============================================
   Nav
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 var(--px);
  transition: background 0.3s var(--ease);
}

.nav--scrolled {
  background: var(--black);
  border-bottom: 1px solid var(--border-visible);
}

.nav__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  text-decoration: none;
  z-index: 110;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav__logo-text {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 400;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav--scrolled .nav__logo-text {
  font-size: 11px;
}

.nav__logo:hover .nav__logo-text {
  color: var(--text-display);
}

.nav__logo-img {
  height: 48px;
  width: auto;
  opacity: 0.85;
  transition: height 0.3s var(--ease), opacity 0.2s var(--ease);
  margin-top: 12px;
  margin-right: 12px;
}

.nav--scrolled .nav__logo-img {
  height: 24px;
  margin-top: 6px;
}

.nav__logo:hover .nav__logo-img {
  opacity: 1;
}

.nav__links {
  display: flex;
  gap: var(--space-xl);
}

.nav__link {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.2s var(--ease);
}

.nav__link:hover {
  color: var(--text-primary);
}

.nav__link--active {
  color: var(--text-display);
  position: relative;
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
  padding: 10px;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--text-primary);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.nav__hamburger--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger--active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ============================================
   Mobile menu overlay
   ============================================ */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 105;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
}

.mobile-menu--open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
}

.mobile-menu__link {
  font-family: var(--font-mono);
  font-size: clamp(18px, 5vw, 24px);
  font-weight: 400;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.2s var(--ease);
}

.mobile-menu__link:hover {
  color: var(--text-display);
}


/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 120px var(--px) var(--space-4xl);
  overflow: hidden;
  background: var(--black);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #888 0.75px, transparent 0.75px);
  background-size: 16px 16px;
  mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 65% 55% at 50% 40%, rgba(0,0,0,0.5) 15%, transparent 70%);
  -webkit-mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 65% 55% at 50% 40%, rgba(0,0,0,0.5) 15%, transparent 70%);
  mask-composite: add;
  -webkit-mask-composite: source-over;
}

.hero__glow {
  display: none;
}

.hero__content {
  position: relative;
  max-width: var(--max-wide);
  margin: 0 auto;
  width: 100%;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-l);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text-display);
  margin-bottom: var(--space-2xl);
  max-width: 850px;
}

.hero__lead {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 300;
  color: var(--text-primary);
  max-width: 56ch;
  margin-bottom: var(--space-md);
  line-height: 1.55;
}

.hero__sub {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 56ch;
  margin-bottom: var(--space-2xl);
  line-height: 1.6;
}

.hero__ctas {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}


/* ============================================
   Buttons — Nothing spec
   Primary: inverted. Secondary: ghost border.
   Space Mono, ALL CAPS, pill shape.
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 12px 24px;
  min-height: 44px;
  border-radius: 999px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s var(--ease);
}

.btn--primary {
  background: var(--text-display);
  color: var(--black);
}

.btn--primary:hover {
  color: var(--black);
  opacity: 0.85;
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-visible);
}

.btn--secondary:hover {
  color: var(--text-display);
  border-color: var(--text-secondary);
}


/* ============================================
   Credibility strip
   ============================================ */

.credibility {
  background: var(--black);
  padding: var(--space-3xl) var(--px);
  text-align: center;
}

.credibility__label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-disabled);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.credibility__orgs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm) var(--space-xl);
  max-width: var(--max-wide);
  margin: 0 auto;
}

.credibility__org {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  white-space: nowrap;
}


/* ============================================
   Intro
   ============================================ */

.intro {
  background: var(--surface);
  padding: var(--section-py) var(--px);
}

.intro__inner {
  max-width: var(--max-medium);
  margin: 0 auto;
}

.intro__text {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.intro__text:last-child {
  margin-bottom: 0;
}

.intro__text--accent {
  color: var(--text-display);
  font-weight: 500;
  font-size: clamp(22px, 3vw, 28px);
  margin-top: var(--space-md);
  margin-bottom: var(--space-2xl);
  position: relative;
  display: inline-block;
  padding-bottom: 6px;
}

.intro__text--accent::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  transition: width 0.5s var(--ease);
}

.intro:hover .intro__text--accent::after {
  width: 100%;
}


/* ============================================
   Capabilities (What I do)
   ============================================ */

.capabilities {
  background: var(--black);
  padding: var(--section-py) var(--px);
  position: relative;
  overflow: hidden;
}

.capabilities__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #555555 0.75px, transparent 0.75px);
  background-size: 16px 16px;
  mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  -webkit-mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  mask-composite: add;
  -webkit-mask-composite: source-over;
  pointer-events: none;
}

.capabilities__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  position: relative;
}

.capabilities__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl) var(--space-xl);
}

.capability {
  padding-left: var(--space-md);
  border-left: 1px solid var(--border-visible);
  position: relative;
}

.capability::before {
  content: '';
  position: absolute;
  left: -1px;
  top: 0;
  width: 1px;
  height: 0%;
  background: var(--accent);
  transition: height 0.35s var(--ease);
}

.capability:hover::before {
  height: 100%;
}

.capability__title {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.capability__text {
  font-size: 14px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.65;
}


/* ============================================
   Selected work
   ============================================ */

.work {
  background: var(--surface);
  padding: var(--section-py) var(--px);
}

.work__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
}

.work__intro {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: calc(var(--space-2xl) * -1 + var(--space-sm));
  margin-bottom: var(--space-2xl);
}

.work__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  counter-reset: work-item;
}

.work-card {
  background: var(--surface-raised);
  border: 1px solid var(--border-visible);
  border-radius: 12px;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s var(--ease);
  counter-increment: work-item;
  position: relative;
}

.work-card::after {
  content: counter(work-item, decimal-leading-zero);
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-disabled);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}

.work-card:hover::after {
  opacity: 1;
}

.work-card:hover {
  border-color: var(--border-visible);
}

.work-card__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.work-card__text {
  font-size: 14px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-md);
  flex: 1;
}

.work-card__tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: transparent;
  border: 1px solid var(--border-visible);
  padding: 4px 12px;
  border-radius: 999px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.work-card:hover .tag {
  color: var(--text-primary);
  border-color: var(--text-disabled);
}


/* ============================================
   How I think
   ============================================ */

.thinking {
  background: var(--black);
  padding: var(--section-py) var(--px);
  position: relative;
  overflow: hidden;
}

.thinking__grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #555555 0.75px, transparent 0.75px);
  background-size: 16px 16px;
  mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  -webkit-mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  mask-composite: add;
  -webkit-mask-composite: source-over;
  pointer-events: none;
}

.thinking__inner {
  max-width: var(--max-medium);
  margin: 0 auto;
  position: relative;
}

.principles {
  list-style: none;
  counter-reset: principle;
}

.principle {
  counter-increment: principle;
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--border-visible);
  position: relative;
  padding-left: 56px;
}

.principle:first-child {
  padding-top: 0;
}

.principle:last-child {
  border-bottom: none;
}

.principle::before {
  content: counter(principle, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: var(--space-xl);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-disabled);
  letter-spacing: 0.06em;
  transition: color 0.2s var(--ease);
}

.principle:hover::before {
  color: var(--accent);
}

.principle:first-child::before {
  top: 0;
}

.principle__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.principle__text {
  font-size: 14px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 60ch;
}


/* ============================================
   About
   ============================================ */

.about {
  background: var(--surface);
  padding: var(--section-py) var(--px);
}

.about__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
}

.about__content {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about__portrait {
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--border-visible);
}

.about__img {
  width: 100%;
  display: block;
  object-fit: cover;
  filter: grayscale(1);
  transform: scale(1);
  transition: filter 0.4s var(--ease), transform 0.4s var(--ease);
}

.about__portrait:hover .about__img {
  filter: grayscale(0);
  transform: scale(1.05);
}

.about__name {
  font-size: 24px;
  font-weight: 500;
  color: var(--text-display);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.about__location {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.06em;
  margin-top: var(--space-lg);
  transition: color 0.2s var(--ease);
}

.about__location:hover {
  color: var(--text-display);
}

.about__location svg {
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.2s var(--ease);
}

.about__location:hover svg {
  opacity: 1;
}

.about__text p {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.about__text p:last-child {
  margin-bottom: 0;
}


/* ============================================
   Current focus
   ============================================ */

.focus {
  background: var(--black);
  padding: var(--section-py) var(--px);
  position: relative;
  overflow: hidden;
}

.focus__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #555555 0.75px, transparent 0.75px);
  background-size: 16px 16px;
  mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  -webkit-mask-image:
    radial-gradient(circle 350px at var(--mouse-x, -200px) var(--mouse-y, -200px), black 0%, transparent 100%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.6) 10%, transparent 65%);
  mask-composite: add;
  -webkit-mask-composite: source-over;
  pointer-events: none;
}

.focus__inner {
  max-width: var(--max-medium);
  margin: 0 auto;
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md) var(--space-2xl);
}

.focus .section-heading {
  grid-column: 1;
  margin-bottom: 0;
  white-space: nowrap;
}

.focus__body {
  grid-column: 2;
  grid-row: 1 / span 2;
}

.focus__text {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.focus__text:last-child {
  margin-bottom: 0;
}

.focus__text strong {
  color: var(--text-display);
  font-weight: 500;
}


/* ============================================
   Contact
   ============================================ */

.contact {
  background: var(--surface);
  padding: var(--section-py) var(--px);
}

.contact__inner {
  max-width: var(--max-medium);
  margin: 0 auto;
}

.contact .section-heading {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.03em;
  display: inline-block;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-size: 0% 2px;
  background-position: left bottom;
  background-repeat: no-repeat;
  transition: background-size 0.4s var(--ease);
  padding-bottom: 4px;
}

.contact:hover .section-heading {
  background-size: 100% 2px;
}

.contact__text {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.contact__links {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
  margin-top: var(--space-2xl);
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color 0.2s var(--ease);
}

.contact__link:hover {
  color: var(--text-display);
}

.contact__link svg {
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.2s var(--ease);
}

.contact__link:hover svg {
  opacity: 1;
}


/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--black);
  padding: var(--space-2xl) var(--px);
  border-top: 1px solid var(--border-visible);
}

.footer__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  text-align: center;
}

.footer__name {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.footer__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-disabled);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.footer__note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-disabled);
  letter-spacing: 0.04em;
  opacity: 0.5;
}


/* ============================================
   Reveal — opacity only, percussive
   ============================================ */

.reveal {
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}

.reveal--visible {
  opacity: 1;
}


/* ============================================
   Responsive
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transition: none;
  }

  .hero__grid {
    mask-image: radial-gradient(ellipse 65% 55% at 50% 40%, rgba(0,0,0,0.3) 15%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 40%, rgba(0,0,0,0.3) 15%, transparent 70%);
    mask-composite: initial;
    -webkit-mask-composite: initial;
  }
}

@media (max-width: 900px) {
  .capabilities__grid {
    grid-template-columns: 1fr;
  }

  .work__grid {
    grid-template-columns: 1fr;
  }

  .about__content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about__portrait {
    max-width: 140px;
  }

  .focus__inner {
    grid-template-columns: 1fr;
  }

  .focus .section-heading {
    grid-column: 1;
  }

  .focus__body {
    grid-column: 1;
    grid-row: auto;
  }
}

@media (max-width: 680px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .hero__ctas {
    flex-direction: column;
  }

  .contact__links {
    flex-direction: column;
    gap: var(--space-md);
  }

  .principle {
    padding-left: 44px;
  }
}