/* =========================================================
   kosha — launch page
   Palette + type derived from Brand-Identity.md / Founders-Playbook.md §2.3–2.5
   ========================================================= */

:root {
  --ivory:         #FAF6EF;
  --ivory-deep:    #F2EBDD;
  --sand:          #E8DCC6;
  --sand-deep:     #CDB48D;
  --sage:          #8A9C8E;
  --sage-deep:     #4F6B57;
  --charcoal:      #2B2B2B;
  --charcoal-soft: #5C5850;
  --terracotta:      #BE6A49;
  --terracotta-deep: #A2543A;
  --gold:          #E0A93B;
  --white:         #FFFFFF;

  --font-sans:  'Karla', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --ease-breath: cubic-bezier(0.22, 0.61, 0.36, 1);
  --container-w: 1180px;
  --anchor-offset: 112px;
}

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

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

body {
  margin: 0;
  background: var(--ivory);
  color: var(--charcoal);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 28px;
}

section[id] { scroll-margin-top: var(--anchor-offset); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--charcoal);
  color: var(--ivory);
  padding: 12px 20px;
  z-index: 999;
}
.skip-link:focus { left: 12px; top: 12px; }

h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--charcoal);
  margin: 0;
}

p { margin: 0; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 15px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sage-deep);
  margin: 0 0 14px;
}
.eyebrow.center { text-align: center; }

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.25;
  margin-bottom: 48px;
}
.section-title.center { text-align: center; }

.center { text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
  transition: transform 0.45s var(--ease-breath), box-shadow 0.45s var(--ease-breath), background 0.3s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--terracotta);
  color: var(--white);
  box-shadow: 0 8px 24px -10px rgba(162, 84, 58, 0.55);
}
.btn-primary:hover {
  background: var(--terracotta-deep);
  transform: translateY(-2px) scale(1.015);
  box-shadow: 0 12px 28px -10px rgba(162, 84, 58, 0.6);
}
.btn-large { padding: 18px 40px; font-size: 16px; }
.btn-small { padding: 11px 22px; font-size: 14px; }

.btn-outline {
  background: transparent;
  color: var(--charcoal);
  border-color: var(--charcoal);
  padding: 15px 34px;
  font-size: 15px;
}
.btn-outline:hover {
  background: var(--charcoal);
  color: var(--ivory);
  transform: translateY(-2px);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 239, 0.86);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid rgba(43, 43, 43, 0.06);
  transition: box-shadow 0.4s ease;
}
.site-header.scrolled { box-shadow: 0 8px 24px -18px rgba(43,43,43,0.25); }

.header-inner {
  width: 100%;
  padding: 16px 32px 16px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  height: 56px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  gap: 36px;
  font-size: 17px;
  font-weight: 700;
}
.main-nav a { position: relative; padding: 4px 0; }
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--terracotta);
  transition: right 0.35s var(--ease-breath);
}
.main-nav a:hover::after { right: 0; }
.main-nav a[aria-current="page"]::after { right: 0; }

.header-actions {
  min-width: 190px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.header-cta-placeholder {
  visibility: hidden;
  pointer-events: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,22,18,0.15) 0%, rgba(20,22,18,0.15) 40%, rgba(20,18,14,0.72) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  color: var(--ivory);
  padding: 0 28px 96px;
  max-width: 760px;
  margin: 0 auto;
  width: 100%;
  text-align: center;
}
.hero .eyebrow { color: var(--sand); }
.hero-headline {
  font-size: clamp(42px, 7vw, 78px);
  line-height: 1.08;
  color: var(--white);
  text-shadow: 0 2px 30px rgba(0,0,0,0.2);
}
.hero-sub {
  font-size: clamp(19px, 2vw, 22px);
  max-width: 520px;
  margin: 26px auto 0;
  color: rgba(250,246,239,0.92);
  line-height: 1.6;
}
.hero-sub-emphasis {
  margin: 10px auto 40px;
  font-weight: 700;
  color: var(--white);
}
.micro-copy {
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--charcoal-soft);
  letter-spacing: 0.02em;
}
.micro-copy-light { color: rgba(250,246,239,0.75); }

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  width: 22px;
  height: 36px;
  border: 1.5px solid rgba(250,246,239,0.6);
  border-radius: 20px;
}
.scroll-cue span {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 4px;
  height: 4px;
  margin-left: -2px;
  border-radius: 50%;
  background: var(--ivory);
  animation: breathe-cue 2.2s var(--ease-breath) infinite;
}
@keyframes breathe-cue {
  0%   { transform: translateY(0); opacity: 1; }
  70%  { transform: translateY(14px); opacity: 0; }
  100% { opacity: 0; }
}

/* ---------- Session details ---------- */
.details { padding: 96px 0 100px; }
.details-card {
  max-width: 860px;
  margin: 0 auto 40px;
  padding: 44px 40px 36px;
  background: var(--ivory-deep);
  border-radius: 24px;
  position: relative;
}
.details-badge {
  display: inline-block;
  position: absolute;
  top: -16px;
  left: 40px;
  background: var(--sage-deep);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: 999px;
}
.details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px 24px;
}
.detail-item { display: flex; align-items: flex-start; gap: 14px; }
.detail-icon {
  flex: none;
  width: 30px;
  height: 30px;
  color: var(--sage-deep);
}
.detail-icon svg { width: 100%; height: 100%; }
.detail-text { display: flex; flex-direction: column; gap: 3px; }
.detail-label {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal-soft);
}
.detail-value { font-size: 16.5px; font-weight: 700; color: var(--charcoal); }

/* ---------- Why yoga ---------- */
.why-yoga { padding: 100px 0 110px; background: var(--ivory-deep); }
.section-intro {
  max-width: 560px;
  margin: 0 auto 56px;
  font-size: 17px;
  color: var(--charcoal-soft);
  line-height: 1.65;
}
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.benefit-card {
  text-align: center;
  padding: 36px 22px;
  background: var(--white);
  border-radius: 20px;
  box-shadow: 0 14px 32px -26px rgba(43,43,43,0.35);
}
.benefit-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  color: var(--terracotta);
  margin-bottom: 20px;
}
.benefit-icon svg { width: 100%; height: 100%; }
.benefit-card h3 { font-size: 19px; margin-bottom: 8px; }
.benefit-card p { font-size: 14.5px; color: var(--charcoal-soft); }

/* ---------- What to expect ---------- */
.expect { padding: 100px 0 110px; }
.expect-list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 620px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.expect-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 16.5px;
  color: var(--charcoal);
  line-height: 1.55;
}
.check-icon {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--sage-deep);
  color: var(--white);
  padding: 5px;
  margin-top: 2px;
}
.check-icon svg { width: 100%; height: 100%; }
.expect-action {
  display: flex;
  justify-content: center;
  margin-top: 42px;
}

/* ---------- Registration ---------- */
.registration-page {
  padding: 104px 0 118px;
  background:
    radial-gradient(circle at top left, rgba(190,106,73,0.12), transparent 34%),
    linear-gradient(180deg, var(--ivory) 0%, var(--ivory-deep) 100%);
}
.registration-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1fr);
  gap: 58px;
  align-items: start;
}
.registration-intro {
  position: sticky;
  top: 112px;
  padding-top: 22px;
}
.registration-intro h1 {
  font-size: clamp(38px, 5.8vw, 64px);
  line-height: 1.08;
  margin-bottom: 24px;
  max-width: 560px;
}
.registration-lede {
  font-size: 19px;
  line-height: 1.65;
  color: var(--charcoal-soft);
  max-width: 520px;
}
.registration-promise {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 36px;
}
.promise-item {
  display: flex;
  align-items: center;
  gap: 13px;
  font-weight: 700;
  color: var(--charcoal);
}
.promise-icon {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--sage-deep);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
}
.promise-icon svg { width: 18px; height: 18px; }
.registration-form {
  background: var(--white);
  border: 1px solid rgba(43,43,43,0.08);
  border-radius: 24px;
  padding: 34px;
  box-shadow: 0 22px 48px -36px rgba(43,43,43,0.45);
}
.form-section {
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: 1px solid rgba(43,43,43,0.08);
}
.form-section:last-of-type {
  padding-bottom: 22px;
  margin-bottom: 0;
  border-bottom: none;
}
.form-section h2 {
  font-size: 22px;
  line-height: 1.25;
  margin-bottom: 22px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}
.form-field:last-child { margin-bottom: 0; }
.form-field span,
.form-consent span {
  font-size: 14px;
  font-weight: 700;
  color: var(--charcoal);
}
.field-hint {
  display: block;
  margin-top: -3px;
  color: var(--charcoal-soft);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
}
.phone-input-group {
  display: grid;
  grid-template-columns: minmax(220px, 0.78fr) minmax(0, 1fr);
  gap: 10px;
}
.phone-input-group select,
.phone-input-group input {
  min-width: 0;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid rgba(43,43,43,0.18);
  border-radius: 14px;
  background: #fffdf9;
  color: var(--charcoal);
  font: 500 16px/1.45 var(--font-sans);
  padding: 14px 15px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.form-field select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--charcoal-soft) 50%),
    linear-gradient(135deg, var(--charcoal-soft) 50%, transparent 50%);
  background-position:
    calc(100% - 20px) 50%,
    calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 42px;
}
.form-field textarea {
  resize: vertical;
  min-height: 112px;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  background: var(--white);
  border-color: var(--terracotta);
  box-shadow: 0 0 0 4px rgba(190,106,73,0.14);
}
.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(92,88,80,0.66);
}
.form-consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  border-radius: 16px;
  background: var(--ivory);
}
.form-consent input {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--sage-deep);
}
.form-consent span {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--charcoal-soft);
}
.form-submit {
  width: 100%;
  margin-top: 28px;
}
.form-note,
.form-status {
  text-align: center;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--charcoal-soft);
  margin-top: 14px;
}
.form-status {
  min-height: 22px;
  color: var(--sage-deep);
  font-weight: 700;
}

/* ---------- About kosha ---------- */
.about { padding: 100px 0 110px; background: var(--ivory-deep); }
.about-inner { max-width: 680px; }
.about .section-title { margin-bottom: 20px; }
.about-body {
  text-align: center;
  font-size: 18px;
  line-height: 1.7;
  color: var(--charcoal-soft);
}

/* ---------- Blog ---------- */
.blog-hero { padding: 100px 0 70px; }
.blog-hero .section-intro { margin-bottom: 0; }

.blog-list { padding: 20px 0 120px; }
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}
.post-card {
  display: block;
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 14px 32px -26px rgba(43,43,43,0.35);
  transition: transform 0.45s var(--ease-breath), box-shadow 0.45s var(--ease-breath);
}
.post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 40px -24px rgba(43,43,43,0.4);
}
.post-card-media { aspect-ratio: 16 / 10; overflow: hidden; }
.post-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-breath);
}
.post-card-media img.post-card-image--inner-freedom { transform: scale(1.02); }
.post-card:hover .post-card-media img { transform: scale(1.05); }
.post-card:hover .post-card-media img.post-card-image--inner-freedom { transform: scale(1.07); }
.post-card-body { padding: 26px 26px 28px; }
.post-date {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sage-deep);
  margin-bottom: 10px;
}
.post-card-body h2 { font-size: 21px; line-height: 1.3; margin-bottom: 10px; }
.post-card-body p { font-size: 15px; color: var(--charcoal-soft); margin-bottom: 16px; }
.post-read-more { font-size: 14px; font-weight: 700; color: var(--terracotta-deep); }

/* ---------- Blog post (article) ---------- */
.post { padding: 140px 0 120px; }
.post-container { max-width: 720px; }
.post-back {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--sage-deep);
  margin-bottom: 28px;
}
.post .eyebrow { margin-bottom: 18px; }
.post-title {
  font-size: clamp(30px, 4.6vw, 46px);
  line-height: 1.2;
  margin-bottom: 32px;
}
.post-cover {
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 40px;
  aspect-ratio: 16 / 10;
}
.post-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.post-body { font-size: 17.5px; line-height: 1.75; color: var(--charcoal); }
.post-body p { margin-bottom: 22px; }
.post-body h2 {
  font-size: 24px;
  margin: 40px 0 16px;
}
.post-cta {
  text-align: center;
  margin-top: 56px;
  padding: 48px 32px;
  background: var(--ivory-deep);
  border-radius: 24px;
}
.post-cta h2 { font-size: 26px; margin-bottom: 12px; }
.post-cta p { color: var(--charcoal-soft); margin-bottom: 28px; }

/* ---------- 404 ---------- */
.not-found-page {
  min-height: calc(100vh - 88px);
  display: flex;
  align-items: center;
  padding: 112px 0 120px;
  background:
    radial-gradient(circle at 18% 24%, rgba(138, 156, 142, 0.14), transparent 32%),
    linear-gradient(180deg, var(--ivory) 0%, var(--ivory-deep) 100%);
}
.not-found-inner {
  max-width: 720px;
  text-align: center;
}
.not-found-visual {
  width: 132px;
  height: 132px;
  margin: 0 auto 28px;
  color: var(--terracotta);
}
.not-found-visual svg {
  width: 100%;
  height: 100%;
  display: block;
}
.pose-halo {
  fill: none;
  stroke: rgba(138, 156, 142, 0.26);
  stroke-width: 12;
  stroke-linecap: round;
}
.pose-ground {
  fill: none;
  stroke: rgba(190, 106, 73, 0.22);
  stroke-width: 10;
  stroke-linecap: round;
}
.pose-fill,
.pose-dot { fill: currentColor; }
.pose-line {
  fill: none;
  stroke: currentColor;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.not-found-kicker {
  margin-bottom: 12px;
  color: var(--sage-deep);
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
}
.not-found-page h1 {
  margin-bottom: 20px;
  font-size: 56px;
  line-height: 1.12;
}
.not-found-copy {
  max-width: 560px;
  margin: 0 auto 34px;
  color: var(--charcoal-soft);
  font-size: 19px;
}
.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

/* ---------- Connect ---------- */
.connect {
  padding: 120px 0 130px;
  background: linear-gradient(160deg, var(--sage-deep) 0%, #3c4f42 45%, var(--charcoal) 100%);
  color: var(--ivory);
}
.connect .eyebrow { color: var(--sand); }
.connect .section-title { color: var(--white); margin-bottom: 20px; }
.connect-sub {
  text-align: center;
  font-size: 18px;
  line-height: 1.7;
  color: rgba(250,246,239,0.8);
  margin: 0 0 6px;
}
.connect-sub:last-of-type { margin-bottom: 56px; }
.registration-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  max-width: 820px;
  margin: 0 auto 34px;
}
.flow-step {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(250,246,239,0.08);
  border: 1px solid rgba(250,246,239,0.16);
}
.flow-number {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--sand);
  color: var(--charcoal);
  font-weight: 800;
  font-size: 14px;
}
.flow-copy {
  color: rgba(250,246,239,0.86);
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.3;
}
.connect-channels {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}
.channel-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 26px;
  border-radius: 18px;
  background: rgba(250,246,239,0.06);
  border: 1px solid rgba(250,246,239,0.16);
  transition: transform 0.45s var(--ease-breath), background 0.35s ease, border-color 0.35s ease;
}
.channel-card:hover {
  transform: translateY(-4px);
  background: rgba(250,246,239,0.1);
  border-color: rgba(250,246,239,0.3);
}
.channel-icon {
  flex: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.channel-icon svg { width: 24px; height: 24px; }
.channel-icon-whatsapp { background: #25D366; color: var(--white); }
.channel-icon-form { background: var(--white); }
.channel-text { display: flex; flex-direction: column; gap: 3px; text-align: left; flex: 1; min-width: 0; }
.channel-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(250,246,239,0.6);
}
.channel-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  overflow-wrap: anywhere;
}
.channel-arrow {
  flex: none;
  font-size: 18px;
  color: rgba(250,246,239,0.55);
  transition: transform 0.35s var(--ease-breath);
}
.channel-card:hover .channel-arrow { transform: translateX(4px); color: var(--sand); }

/* ---------- Footer ---------- */
.site-footer { padding: 68px 0 36px; background: var(--charcoal); color: var(--ivory); }
.footer-inner { display: flex; flex-direction: column; gap: 40px; }
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.footer-logo { height: 42px; }
.footer-tagline { color: rgba(250,246,239,0.65); font-size: 15px; max-width: 320px; }
.footer-right { display: flex; flex-direction: column; align-items: flex-end; gap: 22px; }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 26px;
  font-size: 14px;
}
.footer-nav a { white-space: nowrap; }
.footer-nav a:hover { color: var(--sand); }
.footer-social { display: flex; gap: 12px; }
.social-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(250,246,239,0.06);
  border: 1px solid rgba(250,246,239,0.16);
  color: var(--ivory);
  transition: background 0.35s ease, border-color 0.35s ease, transform 0.35s var(--ease-breath);
}
.social-icon svg { width: 18px; height: 18px; }
.social-icon:hover { background: var(--terracotta); border-color: var(--terracotta); transform: translateY(-3px); }
.footer-divider { height: 1px; background: rgba(250,246,239,0.12); }
.footer-copyright { text-align: center; font-size: 12.5px; color: rgba(250,246,239,0.4); }

/* ---------- WhatsApp FAB ---------- */
.whatsapp-fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px -10px rgba(43,43,43,0.5);
  z-index: 90;
  transition: transform 0.4s var(--ease-breath);
}
.whatsapp-fab:hover { transform: scale(1.08); }
.whatsapp-fab svg { width: 26px; height: 26px; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease-breath), transform 0.9s var(--ease-breath);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-cue span { animation: none; }
  .btn, .benefit-card, .channel-card, .form-field input, .form-field select, .form-field textarea { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .details-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .registration-shell { grid-template-columns: 1fr; gap: 36px; }
  .registration-intro { position: static; padding-top: 0; }
  .registration-intro h1,
  .registration-lede { max-width: 720px; }
  .registration-flow { grid-template-columns: 1fr; max-width: 620px; }
  .connect-channels { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    inset: 88px 0 auto 0;
    background: var(--ivory);
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 8px 0 20px;
    border-bottom: 1px solid rgba(43,43,43,0.08);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  .main-nav.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav a { padding: 14px 0; width: 100%; text-align: center; }
  .main-nav a::after { display: none; }
  .header-actions { min-width: auto; }
  .header-actions .btn-small { display: none; }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero-content { padding-bottom: 72px; }
  .details, .why-yoga, .expect, .about { padding-top: 76px; padding-bottom: 76px; }
  .details-card { padding: 40px 22px 28px; }
  .details-grid { grid-template-columns: 1fr; gap: 22px; }
  .details-badge { left: 22px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .expect-action { margin-top: 34px; }
  .registration-page { padding: 76px 0 86px; }
  .registration-shell { gap: 28px; }
  .registration-intro h1 { font-size: 40px; }
  .registration-lede { font-size: 17px; }
  .registration-promise { margin-top: 28px; }
  .registration-form { padding: 24px 20px; border-radius: 20px; }
  .form-section { padding-bottom: 24px; margin-bottom: 24px; }
  .phone-input-group { grid-template-columns: 1fr; }
  .form-submit { padding-left: 18px; padding-right: 18px; }
  .connect { padding: 90px 0 100px; }
  .registration-flow { margin-bottom: 28px; }
  .channel-card { padding: 20px; }

  .footer-top { flex-direction: column; align-items: center; text-align: center; gap: 28px; }
  .footer-brand { align-items: center; }
  .footer-right { align-items: center; }
  .footer-nav { justify-content: center; gap: 14px 24px; }

  .blog-hero { padding: 76px 0 50px; }
  .blog-list { padding: 10px 0 80px; }
  .post-grid { grid-template-columns: 1fr; }
  .post { padding: 96px 0 80px; }
  .post-cta { padding: 36px 22px; }
  .not-found-page { min-height: auto; padding: 86px 0 92px; }
  .not-found-visual {
    width: 104px;
    height: 104px;
    margin-bottom: 22px;
  }
  .not-found-page h1 {
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
    font-size: 34px;
    line-height: 1.16;
    text-wrap: balance;
  }
  .not-found-copy {
    max-width: 310px;
    font-size: 17px;
  }
  .not-found-actions { flex-direction: column; }
  .not-found-actions .btn {
    width: 100%;
    max-width: 280px;
  }
}