/* ==========================================================================
   Kairi marketing site — stylesheet
   Design tokens come straight from WEBSITE_PLAN.md brand direction.
   ========================================================================== */

:root {
  /* Brand colors */
  --color-primary: #006B64;
  --color-primary-600: #005951;
  --color-primary-700: #00453f;
  --color-sage: #D5EFEC;
  --color-sage-strong: #BFE6E1;
  --color-linen: #F8FAFA;
  --color-white: #FFFFFF;
  --color-text: #21282B;
  --color-text-secondary: #5E6668;
  --color-border: #E1E9E8;
  --color-indigo: #4E5B9C;
  --color-clay: #7C5A2D;
  --color-butter: #FFF3DE;
  --color-coral: #E48D8D;
  --color-gold: #E9C76F;

  /* Type */
  --font-display: "Nunito", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Radius */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(33, 40, 43, 0.06);
  --shadow-md: 0 10px 28px rgba(0, 107, 100, 0.12);
  --shadow-lg: 0 24px 56px rgba(0, 107, 100, 0.16);
  --shadow-card: 0 1px 0 rgba(33, 40, 43, 0.04);

  /* Layout */
  --container-width: 1180px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-linen);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

svg {
  width: 24px;
  height: 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 var(--space-4);
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 var(--space-4);
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-body ul,
.legal-shell ul {
  list-style: disc;
}

button {
  font-family: inherit;
}

/* ---------- Accessibility helpers ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: var(--space-2);
  z-index: 200;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-weight: 700;
}

.skip-link:focus {
  left: var(--space-2);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-indigo);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

section {
  padding: var(--space-8) 0;
}

.section-head {
  max-width: 640px;
  margin: 0 0 var(--space-7);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-600);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.5rem);
  margin-bottom: var(--space-3);
  line-height: 1.25;
}

.section-subtitle {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  margin-bottom: 0;
}

.highlight {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-gold);
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.14em;
  text-decoration-skip-ink: none;
}

.bg-sage {
  background: var(--color-sage);
}

.bg-white {
  background: var(--color-white);
}

.bg-linen {
  background: var(--color-linen);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  white-space: nowrap;
  min-height: 48px;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-primary-600);
}

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

.btn-secondary:hover {
  background: var(--color-sage);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.9rem;
  min-height: 40px;
}

.btn-block {
  width: 100%;
}

/* Store badges */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-5) 0;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-white);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 0.6rem var(--space-5);
  border-radius: var(--radius-md);
  min-height: 56px;
  transition: transform 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}

.store-badge:hover {
  transform: translateY(-1px);
  border-color: var(--color-primary);
  background: var(--color-linen);
}

.store-badge svg,
.store-badge img {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.store-badge .badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  text-align: left;
}

.store-badge .badge-text small {
  font-size: 0.65rem;
  letter-spacing: 0.02em;
  opacity: 0.85;
}

.store-badge .badge-text strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.trust-microcopy {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  max-width: 420px;
}

.trust-microcopy strong {
  color: var(--color-text);
}

.gdpr-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  max-width: 420px;
}

.gdpr-badge img {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}

.gdpr-badge span {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.3;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-linen);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--header-height);
  gap: var(--space-5);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  justify-self: start;
}

.brand-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.brand-wordmark {
  height: 24px;
  width: auto;
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  justify-self: center;
}

.main-nav a {
  font-weight: 700;
  color: var(--color-text);
  font-size: 0.97rem;
}

.main-nav a:hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  justify-self: end;
}

.header-store {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.btn-store {
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  white-space: nowrap;
  box-shadow: none;
}

.btn-store:hover {
  box-shadow: none;
}

.btn-store img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
}

.nav-toggle {
  display: none;
  border: none;
  background: var(--color-sage);
  border-radius: var(--radius-sm);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

.mobile-nav {
  display: none;
}

/* ---------- Hero ---------- */
.hero {
  padding-top: var(--space-9);
  padding-bottom: var(--space-9);
  background: var(--color-linen);
  overflow: hidden;
  position: relative;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-8);
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.1rem, 1.6rem + 2.6vw, 3.4rem);
}

.hero-copy .lede {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 480px;
}

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

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  min-height: 420px;
}

.hero-visual::before {
  content: "";
  position: absolute;
  z-index: 0;
  width: 420px;
  height: 420px;
  left: 50%;
  top: 46%;
  transform: translate(-58%, -50%);
  background: var(--color-sage);
  border-radius: 44% 56% 61% 39% / 51% 44% 56% 49%;
}

.hero-visual .mascot-pop {
  position: absolute;
  left: -18px;
  bottom: 4px;
  width: 190px;
  z-index: 3;
  transform: rotate(-4deg);
  filter: drop-shadow(0 16px 24px rgba(0, 107, 100, 0.18));
}

.hero-visual .float-card {
  position: absolute;
  z-index: 4;
}

.hero-visual .float-card.card-a {
  top: 4%;
  right: 2%;
  transform: rotate(-3deg);
}

/* ---------- Phone mockup ---------- */
.phone-mockup {
  width: 280px;
  background: var(--color-text);
  border-radius: 38px;
  padding: 12px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 2;
}

.phone-mockup .phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 18px;
  background: var(--color-text);
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

.phone-screen {
  background: var(--color-white);
  border-radius: 28px;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.phone-screen .phone-statusbar {
  height: 28px;
  background: var(--color-white);
}

.phone-screen-content {
  padding: var(--space-5) var(--space-4) var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.phone-app-bar {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.phone-app-bar img,
.phone-app-bar svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
}

.phone-search {
  background: var(--color-linen);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: var(--space-3) var(--space-4);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.phone-search svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.insight-card {
  background: var(--color-linen);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.insight-card .insight-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.insight-card p {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 600;
}

.swap-card {
  background: var(--color-sage);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.swap-card svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.swap-card p {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
}

.swap-card .swap-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
  color: var(--color-primary-600);
  margin-bottom: var(--space-1);
  display: block;
}

/* Fit score badge — 0-100 score + condition tier tag */
.fit-score-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.fit-score-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  color: var(--color-primary);
  line-height: 1;
}

.fit-tag {
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.fit-tag.is-favourable {
  background: var(--color-sage);
  color: var(--color-primary-600);
}

.fit-tag.is-reasonable {
  background: var(--color-butter);
  color: var(--color-clay);
}

.fit-tag.is-mixed {
  background: rgba(228, 141, 141, 0.2);
  color: #9c3f3f;
}

.fit-tag.is-low {
  background: var(--color-coral);
  color: #fff;
}

/* Mini floating card used in hero */
.mini-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 220px;
}

.mini-card .mini-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mini-card .mini-icon svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
}

.mini-card .mini-title {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 800;
  color: var(--color-text-secondary);
}

.mini-card .mini-body {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text);
}

.phone-tabbar {
  margin-top: auto;
  display: flex;
  justify-content: space-around;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.phone-tabbar svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-secondary);
  opacity: 0.45;
}

.phone-tabbar .is-active svg {
  color: var(--color-primary);
}

/* ---------- Problem section ---------- */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.problem-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform 0.15s ease, opacity 0.6s ease;
}

.problem-card:nth-child(1) { transform: rotate(-1.4deg); }
.problem-card:nth-child(2) { transform: rotate(0.9deg); margin-top: var(--space-4); }
.problem-card:nth-child(3) { transform: rotate(-0.6deg); }

.problem-card:hover {
  transform: rotate(0deg) translateY(-2px);
}

.problem-card .q-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--color-sage);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: var(--space-4);
}

.problem-card p {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0;
}

.problem-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-8);
  align-items: center;
}

.problem-visual {
  display: flex;
  justify-content: center;
}

.problem-visual img {
  width: 260px;
}

/* ---------- Solution section ---------- */
.solution-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.solution-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.solution-list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-weight: 600;
}

.solution-list svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.flow-demo {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  position: relative;
}

.flow-demo .flow-mascot {
  position: absolute;
  top: -54px;
  right: 22px;
  width: 120px;
  z-index: 3;
}

.flow-step {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  margin-bottom: var(--space-4);
}

.flow-step:last-child {
  margin-bottom: 0;
}

.flow-step .flow-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.flow-step .flow-body {
  flex: 1;
}

.flow-step .flow-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
  color: var(--color-text-secondary);
  margin-bottom: 2px;
}

.flow-step .flow-text {
  background: var(--color-linen);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  font-size: 0.92rem;
}

.flow-step.is-swap .flow-text {
  background: var(--color-sage);
  border-color: var(--color-sage-strong);
}

/* ---------- Feature cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, opacity 0.6s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-sage-strong);
  box-shadow: var(--shadow-sm);
}

.feature-card:first-child {
  grid-column: 1 / -1;
  background: var(--color-sage);
  border-color: var(--color-sage-strong);
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  column-gap: var(--space-6);
}

.feature-card:first-child .feature-icon {
  grid-column: 1;
  grid-row: 1 / 3;
  margin-bottom: 0;
  width: 68px;
  height: 68px;
}

.feature-card:first-child .feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature-card:first-child h3 {
  grid-column: 2;
  grid-row: 1;
  font-size: 1.3rem;
}

.feature-card:first-child p {
  grid-column: 2;
  grid-row: 2;
}

.feature-card .feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.feature-card:first-child .feature-icon {
  background: #fff;
}

.feature-card .feature-icon svg {
  width: 26px;
  height: 26px;
  color: var(--color-primary);
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-2);
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ---------- How it works ---------- */
.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  position: relative;
}

.step-card {
  text-align: center;
  position: relative;
  transition: opacity 0.6s ease;
}

.step-card:nth-child(2) {
  transform: translateY(var(--space-6));
}

@media (max-width: 640px) {
  .step-card:nth-child(2) {
    transform: none;
  }
}

.step-card .step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  margin: 0 auto var(--space-4);
  box-shadow: var(--shadow-md);
}

.step-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.step-card p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  margin-bottom: 0;
  max-width: 260px;
  margin-inline: auto;
}


/* ---------- Screenshots ---------- */
.screens-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  align-items: start;
}

.screen-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.phone-frame {
  position: relative;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 320 / 618;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.phone-frame:hover {
  transform: translateY(-4px);
  filter: drop-shadow(0 16px 24px rgba(33, 40, 43, 0.18));
}

.phone-frame-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.phone-shot {
  position: absolute;
  top: 7.93%;
  left: 5%;
  width: 90.31%;
  height: 89.97%;
  object-fit: contain;
  object-position: top;
  background: var(--color-white);
  border-radius: 6%;
  z-index: 1;
}

.screen-caption {
  margin-top: var(--space-4);
  font-weight: 700;
  font-size: 0.88rem;
}

.chat-row {
  display: flex;
  gap: var(--space-2);
  align-items: flex-end;
}

.chat-row img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
}

.chat-bubble {
  background: var(--color-sage);
  border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 4px;
  padding: var(--space-3) var(--space-4);
  font-size: 0.84rem;
  font-weight: 600;
}

/* ---------- Trust / benefits ---------- */
.trust-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-8);
  align-items: center;
}

.benefit-list {
  display: grid;
  gap: var(--space-3);
  margin: var(--space-5) 0;
}

.benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-weight: 700;
}

.benefit-list svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 1px;
}

.disclaimer-note {
  display: flex;
  gap: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  align-items: flex-start;
}

.disclaimer-note svg {
  width: 22px;
  height: 22px;
  color: var(--color-indigo);
  flex-shrink: 0;
}

.trust-visual {
  display: flex;
  justify-content: center;
}

.trust-visual img {
  width: 280px;
}

/* ---------- Final CTA ---------- */
.final-cta {
  background: var(--color-primary-700);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-7);
  position: relative;
  overflow: hidden;
}

.final-cta::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--color-primary-600);
  opacity: 0.5;
}

.final-cta .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: var(--space-7);
  padding: 0;
  max-width: 100%;
  position: relative;
  z-index: 1;
}

.final-cta h2 {
  color: #fff;
  font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.2rem);
}

.final-cta p {
  color: rgba(255, 255, 255, 0.85);
}

.final-cta .store-badge:hover {
  background: var(--color-sage);
}

.final-cta .trust-microcopy {
  color: rgba(255, 255, 255, 0.8);
}

.final-cta .trust-microcopy strong {
  color: #fff;
}

.final-cta-visual {
  display: flex;
  justify-content: center;
}

.final-cta-visual img {
  width: 270px;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.25));
}

.cta-wrap {
  padding: var(--space-8) 0;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item.is-disclaimer summary {
  color: var(--color-indigo);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-5) var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary .faq-plus {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item summary .faq-plus svg {
  width: 16px;
  height: 16px;
}

.faq-item[open] summary .faq-plus {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-2) var(--space-5);
  color: var(--color-text-secondary);
  max-width: 580px;
}

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

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0 var(--space-6);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
}

.footer-brand .brand {
  margin-bottom: var(--space-3);
}

.footer-brand p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.footer-col ul {
  display: grid;
  gap: var(--space-2);
}

.footer-col a {
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-col a.is-subtle {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.footer-store-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-store-links .store-badge {
  padding: 0.4rem var(--space-3);
  min-height: 40px;
}

.footer-store-links .store-badge svg,
.footer-store-links .store-badge img {
  width: 18px;
  height: 18px;
}

.footer-store-links .badge-text strong {
  font-size: 0.85rem;
}

.footer-store-links .badge-text small {
  font-size: 0.58rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

/* ---------- Blog index ---------- */
.blog-hero {
  padding: var(--space-8) 0 var(--space-7);
  background: var(--color-sage);
  text-align: center;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.article-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.6s ease;
}

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

.article-card .article-category {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.article-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-2);
}

.article-card h3 a {
  color: var(--color-text);
}

.article-card p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  flex: 1;
}

.article-meta {
  display: flex;
  gap: var(--space-3);
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.article-card.is-soon {
  background: var(--color-linen);
  border-style: dashed;
}

.article-card.is-soon .article-category {
  color: var(--color-text-secondary);
}

/* ---------- Article page ---------- */
.article-shell {
  padding: var(--space-8) 0 var(--space-9);
}

.article-shell .container {
  max-width: 1080px;
}

.article-grid {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--space-8);
  align-items: start;
}

.article-header {
  margin-bottom: var(--space-6);
}

.article-header .article-category {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  display: block;
}

.article-header h1 {
  font-size: clamp(1.8rem, 1.4rem + 1.6vw, 2.6rem);
}

.article-byline {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: var(--space-4);
}

.article-byline img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.article-body {
  font-size: 1.05rem;
  max-width: 680px;
}

.article-body h2 {
  font-size: 1.4rem;
  margin-top: var(--space-7);
}

.article-body h3 {
  font-size: 1.15rem;
  margin-top: var(--space-6);
}

.article-body ul,
.article-body ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.3rem;
}

.article-body li {
  margin-bottom: var(--space-2);
}

.article-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-6) 0;
  background: var(--color-sage);
  display: flex;
  justify-content: center;
  padding: var(--space-5);
}

.article-image img {
  max-width: 260px;
}

.article-image figcaption {
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  padding: 0 var(--space-4) var(--space-4);
}

.article-disclaimer {
  display: flex;
  gap: var(--space-3);
  background: #f4f5fa;
  border: 1px solid var(--color-indigo);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin: var(--space-7) 0;
}

.article-disclaimer svg {
  width: 22px;
  height: 22px;
  color: var(--color-indigo);
  flex-shrink: 0;
}

.article-cta {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  margin: var(--space-7) 0;
}

.article-cta h3 {
  color: #fff;
  margin-bottom: var(--space-2);
}

.article-cta p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-4);
}

.article-cta .store-badges {
  justify-content: center;
  margin: 0;
}

.article-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-5));
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.toc-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
}

.toc-box h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.toc-box ol {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  counter-reset: toc;
}

.toc-box li {
  counter-increment: toc;
  font-size: 0.88rem;
}

.toc-box a {
  color: var(--color-text);
  font-weight: 600;
}

.toc-box a::before {
  content: counter(toc) ". ";
  color: var(--color-primary);
  font-weight: 800;
}

.toc-box a:hover {
  color: var(--color-primary);
}

.related-box {
  background: var(--color-sage);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
}

.related-box h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-600);
  margin-bottom: var(--space-3);
}

.related-box ul {
  display: grid;
  gap: var(--space-2);
}

.related-box a {
  font-weight: 700;
  font-size: 0.9rem;
}

.related-links-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.related-links-row .article-card {
  font-size: 0.95rem;
}

/* ---------- Legal / support pages ---------- */
.legal-shell {
  padding: var(--space-8) 0 var(--space-9);
}

.legal-shell .container {
  max-width: 760px;
}

.legal-shell h1 {
  font-size: clamp(1.8rem, 1.4rem + 1.2vw, 2.4rem);
}

.legal-updated {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-7);
}

.legal-shell h2 {
  font-size: 1.25rem;
  margin-top: var(--space-7);
}

.legal-shell p,
.legal-shell li {
  color: var(--color-text-secondary);
}

.legal-shell ul {
  padding-left: 1.3rem;
  margin-bottom: var(--space-4);
}

.legal-shell li {
  margin-bottom: var(--space-2);
}

/* Support page specifics */
.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: start;
}

.support-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.support-card h2 {
  margin-top: 0;
  font-size: 1.2rem;
}

.support-visual {
  display: flex;
  justify-content: center;
}

.support-visual img {
  width: 220px;
}

.contact-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-row:last-child {
  border-bottom: none;
}

.contact-row svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-row .contact-label {
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  display: block;
}

.contact-row .contact-value {
  font-weight: 700;
}

/* ---------- 404 ---------- */
.notfound-shell {
  padding: var(--space-10) 0;
  text-align: center;
}

.notfound-shell img {
  width: 220px;
  margin: 0 auto var(--space-6);
}

.notfound-shell h1 {
  font-size: clamp(1.8rem, 1.4rem + 1.6vw, 2.4rem);
}

.notfound-shell p {
  color: var(--color-text-secondary);
  max-width: 420px;
  margin-inline: auto;
}

.notfound-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

/* ==========================================================================
   Scroll reveal + hover motion
   Gated behind .js-anim (set by an inline script) so content stays fully
   visible if JavaScript never runs.
   ========================================================================== */

.js-anim .section-head:not(.is-visible),
.js-anim .screen-item:not(.is-visible),
.js-anim .support-card:not(.is-visible) {
  opacity: 0;
  transform: translateY(20px);
}

.js-anim .step-card:not(.is-visible),
.js-anim .feature-card:not(.is-visible),
.js-anim .article-card:not(.is-visible),
.js-anim .problem-card:not(.is-visible) {
  opacity: 0;
}

/* Stagger sibling reveals slightly so grids don't pop in as one flat block */
.feature-grid > *:nth-child(2),
.problem-grid > *:nth-child(2),
.steps-row > *:nth-child(2),
.screens-row > *:nth-child(2),
.blog-grid > *:nth-child(2) {
  transition-delay: 0.08s;
}

.feature-grid > *:nth-child(3),
.problem-grid > *:nth-child(3),
.steps-row > *:nth-child(3),
.screens-row > *:nth-child(3),
.blog-grid > *:nth-child(3) {
  transition-delay: 0.16s;
}

.feature-grid > *:nth-child(4),
.screens-row > *:nth-child(4),
.blog-grid > *:nth-child(4) {
  transition-delay: 0.24s;
}

.feature-grid > *:nth-child(5),
.screens-row > *:nth-child(5),
.blog-grid > *:nth-child(5) {
  transition-delay: 0.32s;
}

.feature-grid > *:nth-child(6),
.blog-grid > *:nth-child(6) {
  transition-delay: 0.4s;
}

/* Underline sweep on nav links */
.main-nav a {
  position: relative;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

/* Feature icon nudge on card hover */
.feature-card .feature-icon {
  transition: transform 0.2s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.08);
}

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

@media (max-width: 1023px) {
  .feature-grid,
  .problem-grid,
  .blog-grid,
  .related-links-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .screens-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .screens-row .screen-item:nth-child(4),
  .screens-row .screen-item:nth-child(5) {
    display: none;
  }

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

  .article-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .article-sidebar > * {
    flex: 1 1 240px;
  }

  .footer-top {
    grid-template-columns: 1.3fr 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .main-nav,
  .header-store {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero .container,
  .problem-layout,
  .solution-layout,
  .trust-layout,
  .final-cta .container,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 360px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 64px;
  }

  section {
    padding: var(--space-7) 0;
  }

  .feature-grid,
  .problem-grid,
  .blog-grid,
  .steps-row,
  .related-links-row {
    grid-template-columns: 1fr;
  }

  .feature-card:first-child {
    grid-template-columns: 1fr;
    row-gap: var(--space-3);
  }

  .problem-card:nth-child(1),
  .problem-card:nth-child(2),
  .problem-card:nth-child(3) {
    transform: none;
    margin-top: 0;
  }

  .screens-row {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .screens-row .screen-item {
    display: flex;
  }

  .phone-frame {
    max-width: 240px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .final-cta {
    padding: var(--space-7) var(--space-5);
  }

  .article-sidebar {
    flex-direction: column;
  }

  .hero-cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .store-badges {
    flex-direction: column;
  }
}

/* Mobile nav panel */
.mobile-nav {
  border-top: 1px solid var(--color-border);
  background: var(--color-white);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav .container {
  height: auto;
  display: flex;
  flex-direction: column;
  padding-top: var(--space-4);
  padding-bottom: var(--space-5);
  gap: var(--space-1);
}

.mobile-nav a {
  padding: var(--space-3) var(--space-2);
  font-weight: 700;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}

.mobile-nav a:hover {
  background: var(--color-sage);
  color: var(--color-primary);
}

.mobile-nav .btn {
  margin-top: var(--space-3);
}