/* ========================================================================
   Posi3vity — Landing Page
   Design system + section styles
   ======================================================================== */

/* ---- Design tokens ---- */
:root {
  /* Colors */
  --bg: #F5F1E8;
  --bg-alt: #EDE5D3;
  --bg-deep: #1F3329;
  --primary: #2D4A3E;
  --primary-soft: #3D5F50;
  --secondary: #8FA68E;
  --accent: #C9A96E;
  --accent-dark: #A8895A;
  --text: #2A2A2A;
  --text-soft: #5A5A52;
  --text-muted: #6B7E94;
  --border: #E0D9CC;
  --border-soft: rgba(45, 74, 62, 0.12);
  --on-dark: #F5F1E8;
  --on-dark-soft: rgba(245, 241, 232, 0.78);

  /* Typography */
  --font-serif: 'Fraunces', 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Scale */
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1.0625rem;
  --fs-md: 1.1875rem;
  --fs-lg: 1.4375rem;
  --fs-xl: 1.875rem;
  --fs-2xl: 2.5rem;
  --fs-3xl: 3.5rem;
  --fs-display: clamp(2.75rem, 5.5vw, 4.5rem);

  /* Spacing */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-text: 720px;
  --max-width-narrow: 560px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 250ms;
  --duration: 600ms;
  --duration-slow: 900ms;

  /* Radii */
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(31, 51, 41, 0.06);
  --shadow: 0 6px 24px rgba(31, 51, 41, 0.08);
  --shadow-lg: 0 16px 48px rgba(31, 51, 41, 0.12);
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease);
}

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

input, textarea {
  font: inherit;
}

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--primary);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-dark);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.lede {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  line-height: 1.55;
  color: var(--text-soft);
  font-weight: 300;
  font-style: italic;
}

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--text {
  max-width: var(--max-width-text);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

section {
  position: relative;
  padding: var(--space-2xl) 0;
}

@media (min-width: 768px) {
  section {
    padding: var(--space-3xl) 0;
  }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.95em 1.75em;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: all var(--duration) var(--ease);
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--primary);
  color: var(--on-dark);
  border-color: var(--primary);
}

.btn--primary:hover {
  background: var(--primary-soft);
  border-color: var(--primary-soft);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn--ghost {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn--ghost:hover {
  background: var(--primary);
  color: var(--on-dark);
}

.btn--light {
  background: var(--bg);
  color: var(--primary);
  border-color: var(--bg);
}

.btn--light:hover {
  background: var(--bg-alt);
  border-color: var(--bg-alt);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn--text {
  padding: 0.5em 0;
  color: inherit;
  border: none;
  border-bottom: 1px solid currentColor;
  border-radius: 0;
}

.btn .arrow {
  transition: transform var(--duration-fast) var(--ease);
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* ---- Reveal animation (progressive enhancement) ----
   Default state: visible. JS adds `.js` to <html>, which scopes the
   hiding behaviour to JS-enabled clients only. No-JS users see content. */
.reveal {
  /* Visible by default */
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
  will-change: opacity, transform;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js .reveal[data-delay="100"] { transition-delay: 100ms; }
.js .reveal[data-delay="200"] { transition-delay: 200ms; }
.js .reveal[data-delay="300"] { transition-delay: 300ms; }
.js .reveal[data-delay="400"] { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ========================================================================
   Navigation
   ======================================================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) 0;
  transition: all var(--duration) var(--ease);
  background: transparent;
}

.nav.is-scrolled {
  background: rgba(245, 241, 232, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
  padding: var(--space-sm) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--on-dark);
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
}

.nav__brand b {
  color: var(--accent);
  font-weight: 500;
}

.nav.is-scrolled .nav__brand {
  color: var(--primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: var(--fs-sm);
  color: var(--on-dark-soft);
  font-weight: 400;
  letter-spacing: 0.01em;
}

.nav__link:hover {
  color: var(--on-dark);
}

.nav.is-scrolled .nav__link {
  color: var(--text-soft);
}

.nav.is-scrolled .nav__link:hover {
  color: var(--primary);
}

.nav__cta {
  font-size: var(--fs-sm);
  padding: 0.55em 1.25em;
  background: transparent;
  color: var(--on-dark);
  border: 1px solid rgba(245, 241, 232, 0.4);
  border-radius: var(--radius);
  transition: all var(--duration) var(--ease);
}

.nav__cta:hover {
  background: var(--on-dark);
  color: var(--primary);
  border-color: var(--on-dark);
}

.nav.is-scrolled .nav__cta {
  color: var(--primary);
  border-color: var(--primary);
}

.nav.is-scrolled .nav__cta:hover {
  background: var(--primary);
  color: var(--on-dark);
}

@media (max-width: 720px) {
  /* Hide only the anchor links on mobile, keep the CTA accessible */
  .nav__links .nav__link {
    display: none;
  }
  .nav__links {
    gap: var(--space-sm);
  }
}

/* ========================================================================
   Hero
   ======================================================================== */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: var(--space-3xl) 0 var(--space-2xl);
  position: relative;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--on-dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg,
      rgba(31, 51, 41, 0.72) 0%,
      rgba(31, 51, 41, 0.45) 45%,
      rgba(31, 51, 41, 0.15) 100%),
    linear-gradient(180deg,
      rgba(31, 51, 41, 0.55) 0%,
      rgba(31, 51, 41, 0.35) 55%,
      rgba(31, 51, 41, 0.65) 100%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.hero__content {
  max-width: 780px;
}

.hero .eyebrow {
  color: var(--accent);
}

.hero .eyebrow::before {
  background: var(--accent);
}

.hero__headline {
  font-size: var(--fs-display);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--on-dark);
  margin: var(--space-md) 0 var(--space-md);
  font-weight: 300;
}

.hero__headline em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.hero__subhead {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: 300;
  font-style: italic;
  line-height: 1.55;
  color: var(--on-dark-soft);
  max-width: 600px;
  margin-bottom: var(--space-lg);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  opacity: 0.7;
}

.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, var(--on-dark-soft), transparent);
  animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.6); opacity: 0.5; }
  50% { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 720px) {
  .hero__scroll { display: none; }
}

/* ========================================================================
   Problem
   ======================================================================== */
.problem {
  background: var(--bg);
}

.problem__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

@media (min-width: 880px) {
  .problem__head {
    grid-template-columns: 1fr 1.4fr;
    align-items: start;
    gap: var(--space-xl);
  }
}

.problem__heading {
  font-size: var(--fs-2xl);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.problem__lede {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  line-height: 1.5;
  color: var(--text);
  font-weight: 300;
  font-style: italic;
}

.problem__lede::first-letter {
  font-size: 3.4em;
  float: left;
  line-height: 0.9;
  padding-right: 0.1em;
  padding-top: 0.05em;
  color: var(--primary);
  font-weight: 400;
  font-style: normal;
}

.problem__failures {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
}

@media (min-width: 720px) {
  .problem__failures {
    grid-template-columns: repeat(3, 1fr);
  }
}

.failure {
  position: relative;
  padding-left: var(--space-md);
}

.failure::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

.failure h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: var(--space-xs);
}

.failure p {
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--text-soft);
}

/* ========================================================================
   How it works
   ======================================================================== */
.how {
  background: var(--bg-alt);
  position: relative;
}

.how::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.how__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.how__header .eyebrow {
  justify-content: center;
}

.how__heading {
  font-size: var(--fs-2xl);
  margin-top: var(--space-sm);
  max-width: 14ch;
  margin-left: auto;
  margin-right: auto;
}

.how__lede {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--text-soft);
  margin-top: var(--space-md);
  max-width: 36em;
  margin-left: auto;
  margin-right: auto;
}

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

@media (min-width: 880px) {
  .how__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }
}

.mechanism {
  background: var(--bg);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--duration) var(--ease);
}

.mechanism:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary);
}

.mechanism__num {
  font-family: var(--font-serif);
  font-size: var(--fs-sm);
  color: var(--accent-dark);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.mechanism__num::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.mechanism__mark {
  width: 44px;
  height: 44px;
  margin-bottom: var(--space-md);
  color: var(--primary);
}

.mechanism h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.015em;
}

.mechanism p {
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--text-soft);
}

/* ========================================================================
   Pillars
   ======================================================================== */
.pillars {
  background: var(--bg);
}

.pillars__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.pillars__header .eyebrow {
  justify-content: center;
}

.pillars__heading {
  font-size: var(--fs-2xl);
  margin-top: var(--space-sm);
}

.pillars__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 1080px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pillars__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }
}

.pillar {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--border);
}

.pillar__mark {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-md);
  color: var(--primary);
}

.pillar h3 {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: var(--space-md);
}

.pillar__name {
  font-family: var(--font-serif);
  font-size: var(--fs-xl);
  color: var(--primary);
  margin-bottom: var(--space-sm);
  display: block;
}

.pillar p {
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--text-soft);
  max-width: 30ch;
  margin: 0 auto;
}

/* ========================================================================
   Audience
   ======================================================================== */
.audience {
  background: var(--bg-alt);
  position: relative;
}

.audience__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.audience__header .eyebrow {
  justify-content: center;
}

.audience__heading {
  font-size: var(--fs-2xl);
  margin-top: var(--space-sm);
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
}

.audience__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .audience__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.audience-card {
  background: var(--bg);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--duration) var(--ease);
  position: relative;
}

.audience-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.audience-card__role {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: var(--space-md);
}

.audience-card h3 {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--primary);
  margin-bottom: var(--space-md);
  line-height: 1.25;
}

.audience-card p {
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--text-soft);
}

/* ========================================================================
   Why now
   ======================================================================== */
.why {
  background: var(--bg);
  text-align: center;
}

.why__inner {
  max-width: 760px;
  margin: 0 auto;
}

.why__heading {
  font-size: var(--fs-2xl);
  margin-top: var(--space-sm);
}

.why__body {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  line-height: 1.55;
  color: var(--text);
  font-weight: 300;
  font-style: italic;
  margin-top: var(--space-md);
}

.why__signals {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border);
}

.signal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.signal__num {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  color: var(--primary);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.signal__label {
  font-size: var(--fs-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-soft);
}

/* ========================================================================
   CTA
   ======================================================================== */
.cta {
  position: relative;
  overflow: hidden;
  padding: var(--space-3xl) 0;
  color: var(--on-dark);
  background: var(--bg-deep);
}

.cta__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.cta__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(31, 51, 41, 0.75) 0%,
      rgba(31, 51, 41, 0.55) 50%,
      rgba(31, 51, 41, 0.85) 100%);
}

.cta__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.cta .eyebrow {
  color: var(--accent);
  justify-content: center;
}

.cta .eyebrow::before {
  background: var(--accent);
}

.cta__heading {
  font-size: clamp(2rem, 4.5vw, 3rem);
  color: var(--on-dark);
  margin: var(--space-md) 0 var(--space-md);
  font-weight: 300;
}

.cta__heading em {
  font-style: italic;
  color: var(--accent);
  font-weight: 300;
}

.cta__subtext {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-style: italic;
  font-weight: 300;
  color: var(--on-dark-soft);
  line-height: 1.55;
  margin-bottom: var(--space-xl);
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 460px;
  margin: 0 auto;
}

@media (min-width: 600px) {
  .form {
    flex-direction: row;
    gap: 0;
  }
}

.form__input {
  flex: 1;
  padding: 1em 1.25em;
  background: rgba(245, 241, 232, 0.95);
  border: 1px solid rgba(245, 241, 232, 0.4);
  border-radius: var(--radius);
  color: var(--text);
  font-size: var(--fs-sm);
  outline: none;
  transition: all var(--duration) var(--ease);
}

.form__input::placeholder {
  color: var(--text-muted);
}

.form__input:focus {
  background: var(--bg);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.2);
}

.form__submit {
  padding: 1em 1.75em;
  background: var(--accent);
  color: var(--bg-deep);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  border: 1px solid var(--accent);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.form__submit:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: var(--on-dark);
  transform: translateY(-1px);
}

.form__note {
  font-size: var(--fs-xs);
  color: var(--on-dark-soft);
  margin-top: var(--space-md);
  letter-spacing: 0.02em;
}

.form__success {
  display: none;
  padding: var(--space-md);
  background: rgba(245, 241, 232, 0.95);
  border-radius: var(--radius);
  color: var(--primary);
  font-family: var(--font-serif);
  font-style: italic;
}

.form.is-submitted .form__success {
  display: block;
}

.form.is-submitted .form__input,
.form.is-submitted .form__submit,
.form.is-submitted .form__note {
  display: none;
}

/* ========================================================================
   Footer
   ======================================================================== */
.footer {
  background: var(--bg-deep);
  color: var(--on-dark-soft);
  padding: var(--space-xl) 0 var(--space-lg);
  border-top: 1px solid rgba(245, 241, 232, 0.08);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (min-width: 768px) {
  .footer__inner {
    grid-template-columns: 2fr 1fr;
  }
}

.footer__brand {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--on-dark);
  margin-bottom: var(--space-xs);
}

.footer__brand b {
  color: var(--accent);
}

.footer__tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: var(--fs-sm);
  color: var(--on-dark-soft);
  max-width: 28em;
  margin-top: var(--space-sm);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: flex-start;
}

.footer__link {
  font-size: var(--fs-sm);
  color: var(--on-dark-soft);
  transition: color var(--duration-fast) var(--ease);
}

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

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(245, 241, 232, 0.08);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
}

.footer__legal {
  color: var(--on-dark-soft);
}

.footer__location {
  color: var(--accent);
  font-style: italic;
}

/* ========================================================================
   Utility
   ======================================================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Small screens */
@media (max-width: 600px) {
  .hero__headline { letter-spacing: -0.02em; }
  .problem__lede::first-letter { font-size: 2.8em; }
  section { padding: var(--space-xl) 0; }
}