/*
Theme Name: Navya Shah Portfolio
Theme URI: https://www.shahnavya.com
Author: Navya Shah
Description: Personal portfolio — biomedical researcher, iOS developer, nonprofit founder.
Version: 1.1.0
Text Domain: shahnavya
*/


/* ========================================
   DESIGN TOKENS
   ======================================== */
:root {
  --color-primary: #1e3a5f;
  --color-primary-light: #2a4f7a;
  --color-primary-dark: #152d4a;
  --color-primary-bg: #e8eef5;
  --color-accent: #b8860b;
  --color-accent-hover: #d4a017;
  --color-accent-bg: #fef8e8;
  --color-dark: #1a1a2e;
  --color-dark-light: #2d2d42;
  --color-text: #1a1a2e;
  --color-text-secondary: #5a5a6e;
  --color-text-light: #8a8a9e;
  --color-border: #e0ddd5;
  --color-border-light: #eeece6;
  --color-bg: #faf9f7;
  --color-bg-light: #f5f3ef;
  --color-bg-alt: #efeee8;
  --color-white: #ffffff;
  --color-surface: #ffffff;
  --color-tag-bg: #f0f4f8;

  --font-heading: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1.05rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.25rem;

  --leading-tight: 1.2;
  --leading-snug: 1.35;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  --max-width: 900px;
  --max-width-wide: 1100px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.10);
}


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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 40px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-light);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}


/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text);
  line-height: 1.15;
  font-weight: 400;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, var(--text-5xl)); }
h2 { font-size: clamp(1.5rem, 3vw, var(--text-2xl)); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }

p {
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

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

.text-muted, .text-small.text-muted { color: var(--color-text-secondary); }
.text-small { font-size: var(--text-sm); }
.text-xs    { font-size: var(--text-xs); }


/* ========================================
   LAYOUT
   ======================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--wide {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-24) 0;
}

.section--alt {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-bottom: var(--space-6);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 1.5em;
  height: 2px;
  background-color: var(--color-accent);
}


/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  padding: 7rem 0 var(--space-16);
  background-color: var(--color-dark);
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(30, 58, 95, 0.15) 0%, transparent 70%),
    radial-gradient(ellipse at 80% 20%, rgba(184, 134, 11, 0.06) 0%, transparent 60%);
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero__photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  margin: 0 auto var(--space-8);
  border: 3px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.hero__name {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, var(--text-5xl));
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.hero__tagline {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-8);
  font-family: var(--font-body);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-relaxed);
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(4px);
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--color-accent);
  color: var(--color-dark);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero__cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(184, 134, 11, 0.3);
}

.hero__nav {
  display: flex;
  gap: 0;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

.hero__nav a {
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-2) var(--space-4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  margin-left: -1px;
  transition: all var(--transition-fast);
}

.hero__nav a:first-child {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  margin-left: 0;
}

.hero__nav a:last-child {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.hero__nav a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
  z-index: 1;
  position: relative;
}


/* ========================================
   THESIS
   ======================================== */
.thesis {
  padding: 0 0 var(--space-12);
}

.thesis__text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: 1.8;
  color: var(--color-text);
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  font-style: italic;
}


/* ========================================
   FOUR PILLARS
   ======================================== */
.pillars-section {
  padding: var(--space-20) 0;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.pillar {
  padding: var(--space-8);
  padding-left: var(--space-10);
  border-left: 3px solid var(--color-primary);
  position: relative;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.pillar:hover {
  border-left-color: var(--color-accent);
}

.pillar__number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.pillar__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-dark);
  margin-bottom: var(--space-3);
}

.pillar__text {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
}


/* ========================================
   VALIDATOR WALL
   ======================================== */
.validators {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.validator-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.validator-card:hover {
  border-color: var(--color-primary-bg);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(26, 26, 46, 0.08);
}

.validator-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.validator-card__text {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.validator-card__links {
  margin-top: var(--space-3);
}

.validator-card__links a {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-primary-bg);
  text-underline-offset: 3px;
  margin-right: var(--space-3);
  transition: all var(--transition-fast);
}

.validator-card__links a:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}


/* ========================================
   WORK BLOCKS
   ======================================== */
.work-block {
  margin-bottom: var(--space-16);
}

.work-block:last-child {
  margin-bottom: 0;
}

.work-block__label {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}

.work-block__label::before {
  content: '';
  display: inline-block;
  width: 1.5em;
  height: 2px;
  background-color: var(--color-accent);
}

.work-block__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.work-block__logo {
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  object-fit: contain;
}

.work-block__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 400;
  margin-bottom: var(--space-4);
}

.work-block__body {
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-text);
}

.work-block__body p {
  margin-bottom: var(--space-4);
}

.work-block__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-dark);
  border: 2px solid var(--color-dark);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  margin-top: var(--space-6);
}

.work-block__link:hover {
  background: var(--color-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 26, 46, 0.2);
}


/* ========================================
   APPS GRID
   ======================================== */
.apps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.app-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(26, 26, 46, 0.08);
  border-color: var(--color-primary-bg);
  border-left-color: var(--color-accent);
}

.app-card__icon {
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.app-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.app-card__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.app-card__store {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: var(--space-2);
  transition: color var(--transition-fast);
}

.app-card__store:hover {
  color: var(--color-accent);
}


/* ========================================
   PHOTO EVIDENCE GRID
   ======================================== */
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-8) 0;
}

.evidence-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.evidence-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.evidence-item:hover img {
  transform: scale(1.05);
}

.evidence-item__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6) var(--space-3) var(--space-2);
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 500;
}


/* ========================================
   RESEARCH PROGRAMS
   ======================================== */
.research-list {
  list-style: none;
  padding: 0;
  margin: var(--space-6) 0;
}

.research-item {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
}

.research-item:last-child {
  border-bottom: none;
}

.research-item__org {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: var(--text-base);
  color: var(--color-text);
}

.research-item__role {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.research-item__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-top: var(--space-2);
}


/* ========================================
   PRESS CARDS
   ======================================== */
.press-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.press-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(26, 26, 46, 0.08);
}

.press-card--featured {
  border: 2px solid var(--color-accent);
}

.press-card__top-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--color-accent);
}

.press-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.press-card__source {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 800;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.press-card__source svg {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.press-card--featured .press-card__source svg {
  color: var(--color-accent);
}

.press-card__tag {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  background: var(--color-tag-bg);
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.press-card__tag--featured {
  color: var(--color-accent);
  background: rgba(184,134,11,0.08);
}

.press-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-left: auto;
}

.press-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.press-card__title a {
  color: var(--color-text);
}

.press-card__title a:hover {
  color: var(--color-primary);
}

.press-card__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.press-card__quote {
  font-style: italic;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
  border-left: 3px solid var(--color-primary);
}

.press-card__quote span {
  font-style: normal;
}

.press-card__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

.press-card__btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.press-card__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.press-card__btn--primary {
  background: var(--color-dark);
  color: var(--color-white);
  border-color: var(--color-dark);
}

.press-card__btn--primary:hover {
  background: var(--color-dark-light);
  border-color: var(--color-dark-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 26, 46, 0.2);
}


/* ========================================
   ABOUT
   ======================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-10);
  align-items: start;
}

.about__text {
  font-size: var(--text-sm);
  line-height: 1.8;
}

.about__sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about__book {
  text-align: center;
}

.about__book img {
  width: 180px;
  margin: 0 auto var(--space-3);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.about__book-caption {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  font-style: italic;
}

.about__details {
  font-size: var(--text-xs);
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.about__details dt {
  font-weight: 700;
  color: var(--color-text);
  margin-top: var(--space-3);
}

.about__details dt:first-child {
  margin-top: 0;
}

.about__contact {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.about__contact a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--color-dark);
  color: var(--color-white);
  font-weight: 600;
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.about__contact a:hover {
  background: var(--color-dark-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 26, 46, 0.2);
}


/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.6);
  padding: var(--space-12) 0;
  text-align: center;
  font-size: var(--text-xs);
}

.site-footer p {
  color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--text-xs);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}


/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero .container {
  animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s both;
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .pillars {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
  }

  .hero {
    padding: var(--space-16) 0 var(--space-10);
  }

  .hero__photo {
    width: 130px;
    height: 130px;
  }

  .hero__name {
    font-size: var(--text-3xl);
  }

  .section {
    padding: var(--space-16) 0;
  }

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

  .pillars {
    grid-template-columns: repeat(2, 1fr);
  }

  .pillar {
    padding: var(--space-6);
    padding-left: var(--space-8);
  }

  .evidence-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about__sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-6);
  }

  .about__book {
    flex: 0 0 auto;
  }

  .hero__nav a {
    padding: var(--space-2) var(--space-3);
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--space-12) 0 var(--space-8);
  }

  .hero__name {
    font-size: 1.75rem;
  }

  .hero__chips {
    gap: var(--space-1);
  }

  .chip {
    font-size: 0.75rem;
    padding: 2px var(--space-2);
  }

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

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

  .container, .container--wide {
    padding: 0 var(--space-4);
  }

  .section {
    padding: var(--space-12) 0;
  }

  .press-card {
    padding: var(--space-6);
  }

  .validator-card {
    padding: var(--space-6);
  }

  .app-card {
    padding: var(--space-6);
  }
}