/* ===================================================================
   HAPPY BY DESIGN — happybydesign.in
   Design tokens
   =================================================================== */

:root{
  /* colour */
  --canvas:      #F1F0E2;   /* soft sage-paper, page background */
  --canvas-warm: #FAF8EE;   /* lighter paper, card surfaces */
  --ink:         #16241F;   /* deep forest-ink, primary text */
  --ink-soft:    #46564E;   /* muted body text on canvas */
  --marigold:    #F2A93B;   /* primary accent — turmeric / energy */
  --marigold-deep: #D98A1E;
  --teal:        #1B6B63;   /* secondary accent — calm / mindful */
  --teal-deep:   #123F3A;
  --gold-line:   #C9A227;   /* hairline / divider accent */
  --coral:       #E8674A;   /* rare highlight — journal tag */

  /* type */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body:    'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  /* scale */
  --step-1: clamp(0.82rem, 0.8rem + 0.1vw, 0.9rem);
  --step0:  clamp(1rem, 0.95rem + 0.2vw, 1.08rem);
  --step1:  clamp(1.25rem, 1.15rem + 0.4vw, 1.5rem);
  --step2:  clamp(1.75rem, 1.5rem + 1vw, 2.4rem);
  --step3:  clamp(2.4rem, 1.9rem + 2vw, 3.6rem);
  --step4:  clamp(3rem, 2.2rem + 3.5vw, 5.4rem);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --max-w: 1180px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body{
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

.container{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: var(--step-1);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step-1);
  padding: 0.85em 1.5em;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.btn:focus-visible{ outline: 3px solid var(--teal); outline-offset: 3px; }
.btn-primary{
  background: var(--marigold);
  color: var(--ink);
  box-shadow: 0 6px 0 var(--marigold-deep);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 8px 0 var(--marigold-deep); }
.btn-primary:active{ transform: translateY(2px); box-shadow: 0 3px 0 var(--marigold-deep); }
.btn-ghost{
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover{ background: var(--ink); color: var(--canvas-warm); }
.btn-ondark{
  background: var(--canvas-warm);
  color: var(--teal-deep);
  box-shadow: 0 6px 0 rgba(0,0,0,0.25);
}
.btn-ondark:hover{ transform: translateY(-2px); }
.btn-sm{ padding: 0.6em 1.2em; font-size: var(--step-1); }

/* ---------------------------------------------------------------
   Header
   --------------------------------------------------------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(241, 240, 226, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(22,36,31,0.08);
}
.site-header .container{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}
.logo{
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.logo-mark{
  width: 26px; height: 26px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--marigold), var(--marigold-deep) 70%);
  flex: none;
}
nav.site-nav{ display: flex; align-items: center; gap: clamp(1rem, 2vw, 2.2rem); }
nav.site-nav a{
  text-decoration: none;
  font-weight: 600;
  font-size: var(--step-1);
  color: var(--ink-soft);
  padding: 0.3em 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.site-nav a:hover, nav.site-nav a[aria-current="page"]{
  color: var(--ink);
  border-color: var(--marigold);
}
.nav-toggle{
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle span{
  display: block;
  width: 24px; height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 780px){
  nav.site-nav{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--canvas-warm);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.2rem clamp(1.25rem, 4vw, 3rem) 1.6rem;
    border-bottom: 1px solid rgba(22,36,31,0.1);
    display: none;
    gap: 1rem;
  }
  nav.site-nav.open{ display: flex; }
  .nav-toggle{ display: block; }
}

/* ---------------------------------------------------------------
   Hero
   --------------------------------------------------------------- */
.hero{
  padding: clamp(3rem, 8vw, 6.5rem) 0 clamp(2.5rem, 6vw, 4rem);
  position: relative;
  overflow: hidden;
}
.hero .container{
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 900px){
  .hero .container{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; }
}
.hero-eyebrow{ margin-bottom: 1.1rem; }
.hero h1{
  font-size: var(--step4);
  color: var(--ink);
}
.hero h1 em{
  font-style: italic;
  color: var(--teal);
}
.hero p.lede{
  font-size: var(--step1);
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 1.1rem 0 2rem;
}
.hero-ctas{ display: flex; gap: 1rem; flex-wrap: wrap; }

/* breathing circle — signature element */
.breathe-wrap{
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  position: relative;
}
.breathe-ring{
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid var(--teal);
  opacity: 0.35;
}
.breathe-ring.r1{ width: 62%; height: 62%; animation: breathe 7s ease-in-out infinite; }
.breathe-ring.r2{ width: 78%; height: 78%; animation: breathe 7s ease-in-out infinite 0.4s; opacity: 0.22; }
.breathe-ring.r3{ width: 94%; height: 94%; animation: breathe 7s ease-in-out infinite 0.8s; opacity: 0.14; }
.breathe-core{
  width: 46%; height: 46%;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #FFD98A, var(--marigold) 55%, var(--marigold-deep) 100%);
  box-shadow: 0 20px 60px -18px rgba(217,138,30,0.55);
  display: grid;
  place-items: center;
  animation: breathe-core 7s ease-in-out infinite;
}
.breathe-core span{
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: center;
}
@keyframes breathe{
  0%, 100%{ transform: scale(0.92); opacity: 0.14; }
  50%{ transform: scale(1.04); opacity: 0.32; }
}
@keyframes breathe-core{
  0%, 100%{ transform: scale(0.9); }
  50%{ transform: scale(1.05); }
}

/* ---------------------------------------------------------------
   Section shells
   --------------------------------------------------------------- */
section{ padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-head{
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  flex-wrap: wrap;
}
.section-head h2{ font-size: var(--step3); max-width: 20ch; }
.section-head p{ color: var(--ink-soft); max-width: 42ch; margin: 0; }

.band-dark{
  background: var(--teal-deep);
  color: var(--canvas-warm);
}
.band-dark .eyebrow{ color: var(--marigold); }
.band-dark h2{ color: var(--canvas-warm); }
.band-dark p{ color: rgba(250,248,238,0.78); }

/* ---------------------------------------------------------------
   Frameworks (S.T.O.P / C.A.R.E / L.I.G.H.T)
   --------------------------------------------------------------- */
.framework-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
@media (max-width: 860px){ .framework-grid{ grid-template-columns: 1fr; } }

.framework-card{
  background: rgba(250,248,238,0.06);
  border: 1px solid rgba(250,248,238,0.16);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.6rem;
  transition: background 0.2s ease, transform 0.2s ease;
}
.framework-card:hover{ background: rgba(250,248,238,0.11); transform: translateY(-4px); }
.framework-word{
  font-family: var(--font-display);
  font-size: var(--step2);
  color: var(--marigold);
  margin-bottom: 0.6rem;
}
.framework-letters{
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--step-1);
}
.framework-letters li{ display: flex; gap: 0.5em; }
.framework-letters b{ color: var(--marigold); }
.framework-book{
  display: inline-block;
  margin-top: 1.2rem;
  font-size: var(--step-1);
  color: rgba(250,248,238,0.6);
}

/* ---------------------------------------------------------------
   Cards — books
   --------------------------------------------------------------- */
.book-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
}
.book-card{
  background: var(--canvas-warm);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  box-shadow: 0 1px 0 rgba(22,36,31,0.06);
  border: 1px solid rgba(22,36,31,0.07);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.book-card:hover{ transform: translateY(-6px); box-shadow: 0 22px 40px -24px rgba(22,36,31,0.35); }

.book-cover{
  aspect-ratio: 3/4;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.4rem 1.2rem;
  color: var(--canvas-warm);
  position: relative;
  overflow: hidden;
}
.book-cover::after{
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 12%, rgba(255,255,255,0.16), transparent 55%);
}
.book-cover .cover-eyebrow{
  font-family: var(--font-mono);
  font-size: var(--step-1);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.8;
}
.book-cover h3{
  font-size: var(--step2);
  color: inherit;
  margin: 0;
}
.book-cover .cover-sub{ font-size: var(--step-1); opacity: 0.85; }

.cover-hbd{ background: linear-gradient(155deg, var(--teal) 0%, var(--teal-deep) 100%); }
.cover-zht{ background: linear-gradient(155deg, var(--marigold-deep) 0%, #A85A16 100%); }
.cover-tam{ background: linear-gradient(155deg, #3B3324 0%, #16241F 100%); }

.book-body h3{ font-size: var(--step1); margin-bottom: 0.3rem; }
.book-tag{ font-family: var(--font-mono); font-size: var(--step-1); color: var(--teal); text-transform: uppercase; letter-spacing: 0.08em; }
.book-desc{ color: var(--ink-soft); font-size: var(--step0); }
.book-actions{ display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: auto; }

.status-pill{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  padding: 0.3em 0.8em;
  border-radius: 999px;
  background: rgba(27,107,99,0.12);
  color: var(--teal-deep);
  width: fit-content;
}

/* ---------------------------------------------------------------
   Journal / LinkedIn post cards
   --------------------------------------------------------------- */
.filter-row{
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.2rem;
}
.filter-chip{
  font-family: var(--font-mono);
  font-size: var(--step-1);
  padding: 0.5em 1.1em;
  border-radius: 999px;
  border: 1px solid rgba(22,36,31,0.22);
  background: transparent;
  cursor: pointer;
  color: var(--ink-soft);
  transition: all 0.15s ease;
}
.filter-chip:hover{ border-color: var(--ink); color: var(--ink); }
.filter-chip.active{ background: var(--ink); color: var(--canvas-warm); border-color: var(--ink); }

.post-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.6rem;
}
.post-card{
  background: var(--canvas-warm);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  border: 1px solid rgba(22,36,31,0.07);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.post-card:hover{ transform: translateY(-4px); box-shadow: 0 18px 34px -24px rgba(22,36,31,0.35); }
.post-meta{
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: var(--ink-soft);
}
.post-meta .li-badge{
  display: inline-flex; align-items: center; gap: 0.4em;
  color: var(--teal);
  font-weight: 600;
}
.post-tag{
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: var(--coral);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.post-text{
  font-family: var(--font-display);
  font-size: var(--step1);
  line-height: 1.35;
  color: var(--ink);
}
.post-body{ color: var(--ink-soft); font-size: 0.95rem; white-space: pre-line; }
.post-actions{
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 0.4rem;
}

/* ---------------------------------------------------------------
   Email capture modal
   --------------------------------------------------------------- */
.modal-overlay{
  position: fixed; inset: 0;
  background: rgba(22,36,31,0.55);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 100;
}
.modal-overlay.open{ display: flex; }
.modal{
  background: var(--canvas-warm);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  max-width: 420px;
  width: 100%;
  position: relative;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.4);
}
.modal-close{
  position: absolute;
  top: 1rem; right: 1rem;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--ink-soft);
  line-height: 1;
  padding: 0.4rem;
}
.modal-close:hover{ color: var(--ink); }
.modal h3{ font-size: var(--step2); margin-bottom: 0.4rem; }
.modal p{ color: var(--ink-soft); margin: 0 0 1.4rem; font-size: 0.95rem; }
.modal form{ display: flex; flex-direction: column; gap: 0.8rem; }
.modal label{ font-family: var(--font-mono); font-size: var(--step-1); color: var(--ink-soft); }
.modal input[type="text"], .modal input[type="email"]{
  padding: 0.8em 1em;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(22,36,31,0.2);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--canvas);
  color: var(--ink);
}
.modal input:focus-visible{ outline: 2px solid var(--teal); outline-offset: 2px; }
.modal .btn-primary{ justify-content: center; margin-top: 0.4rem; }
.modal .fine{ font-size: 0.78rem; color: var(--ink-soft); margin-top: 0.6rem; }
.modal .success{
  display: none;
  text-align: center;
  padding: 1rem 0;
}
.modal .success.show{ display: block; }
.modal .success .check{
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--canvas-warm);
  display: grid; place-items: center;
  margin: 0 auto 1rem;
  font-size: 1.4rem;
}

/* ---------------------------------------------------------------
   Newsletter / subscribe strip
   --------------------------------------------------------------- */
.subscribe-strip{
  background: var(--marigold);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.2rem);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  align-items: center;
}
@media (max-width: 760px){ .subscribe-strip{ grid-template-columns: 1fr; } }
.subscribe-strip h2{ font-size: var(--step2); color: var(--ink); max-width: 16ch; }
.subscribe-strip p{ color: rgba(22,36,31,0.75); max-width: 40ch; }
.subscribe-form{ display: flex; gap: 0.6rem; flex-wrap: wrap; }
.subscribe-form input[type="email"]{
  flex: 1 1 220px;
  padding: 0.85em 1.1em;
  border-radius: 999px;
  border: 1.5px solid rgba(22,36,31,0.3);
  font-size: 1rem;
  font-family: var(--font-body);
  background: var(--canvas-warm);
}
.subscribe-form input[type="email"]:focus-visible{ outline: 2px solid var(--teal-deep); }

/* ---------------------------------------------------------------
   About / author
   --------------------------------------------------------------- */
.author-layout{
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 860px){ .author-layout{ grid-template-columns: 1fr; } }
.author-portrait{
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--teal) 0%, var(--teal-deep) 60%, var(--ink) 100%);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.author-portrait::before{
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(242,169,59,0.35), transparent 45%),
    radial-gradient(circle at 75% 80%, rgba(242,169,59,0.2), transparent 50%);
}
.author-portrait .initials{
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 6rem);
  color: rgba(250,248,238,0.9);
  position: relative;
}
.pillars{
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
.pillar{
  display: flex;
  gap: 1rem;
  padding: 1.1rem 0;
  border-top: 1px solid rgba(22,36,31,0.12);
}
.pillar b{ font-family: var(--font-display); font-size: 1.15rem; }
.pillar span{ color: var(--ink-soft); font-size: 0.95rem; }

/* ---------------------------------------------------------------
   Footer
   --------------------------------------------------------------- */
footer.site-footer{
  background: var(--ink);
  color: rgba(250,248,238,0.75);
  padding: 3rem 0 2rem;
}
.footer-grid{
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(250,248,238,0.14);
  margin-bottom: 1.4rem;
}
.footer-brand{ max-width: 32ch; }
.footer-brand .logo{ color: var(--canvas-warm); margin-bottom: 0.6rem; }
.footer-links{ display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-links h4{ font-family: var(--font-mono); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(250,248,238,0.5); margin-bottom: 0.9rem; }
.footer-links ul{ list-style: none; padding: 0; margin: 0; display: grid; gap: 0.55rem; }
.footer-links a{ text-decoration: none; color: rgba(250,248,238,0.78); font-size: 0.92rem; }
.footer-links a:hover{ color: var(--marigold); }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.8rem;
  font-size: 0.82rem;
  color: rgba(250,248,238,0.5);
}

/* ---------------------------------------------------------------
   Page hero (interior pages)
   --------------------------------------------------------------- */
.page-hero{
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(1.5rem, 4vw, 2.5rem);
}
.page-hero h1{ font-size: var(--step3); max-width: 22ch; }
.page-hero p{ color: var(--ink-soft); max-width: 52ch; font-size: var(--step1); }

/* utility */
.mt-0{ margin-top: 0; }
.text-center{ text-align: center; }
.visually-hidden{
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}