/* ============================================================
   THE GOOD THINGS METHOD — Complete Design System
   style.css
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500;1,600&family=Inter:wght@300;400;500;600&display=swap');

/* ── CSS Variables ────────────────────────────────────────── */
:root {
  /* Colours */
  --cream:        #F7F4EF;
  --parchment:    #F0EBE2;
  --sand:         #C8BFA8;
  --ink:          #2C2A27;
  --muted:        #5C5852;
  --caption:      #9A968E;
  --teal:         #2D5E4E;
  --teal-light:   #3A7562;
  --teal-pale:    #5BA08A;
  --dark:         #1A1816;
  --dark-mid:     #232019;
  --off-white:    #F0EDE7;
  --rule:         #D4CFC4;
  --gold:         #B8963E;
  --gold-light:   #D4AF60;

  /* Typography */
  --font-serif:   'Cormorant Garamond', Georgia, serif;
  --font-sans:    'Inter', system-ui, -apple-system, sans-serif;

  /* Type Scale */
  --text-xs:      0.75rem;     /* 12px */
  --text-sm:      0.875rem;    /* 14px */
  --text-base:    1rem;        /* 16px */
  --text-md:      1.125rem;    /* 18px */
  --text-lg:      1.25rem;     /* 20px */
  --text-xl:      1.5rem;      /* 24px */
  --text-2xl:     1.875rem;    /* 30px */
  --text-3xl:     2.25rem;     /* 36px */
  --text-4xl:     2.75rem;     /* 44px */
  --text-5xl:     3.5rem;      /* 56px */
  --text-6xl:     4.5rem;      /* 72px */

  /* Spacing Scale (8px base) */
  --space-1:      0.5rem;      /* 8px */
  --space-2:      1rem;        /* 16px */
  --space-3:      1.5rem;      /* 24px */
  --space-4:      2rem;        /* 32px */
  --space-5:      2.5rem;      /* 40px */
  --space-6:      3rem;        /* 48px */
  --space-8:      4rem;        /* 64px */
  --space-10:     5rem;        /* 80px */
  --space-12:     6rem;        /* 96px */
  --space-16:     8rem;        /* 128px */

  /* Layout */
  --max-width:    1180px;
  --content-width: 720px;
  --form-width:   520px;

  /* Radius */
  --radius-sm:    3px;
  --radius-md:    6px;

  /* Shadows */
  --shadow-sm:    0 2px 8px rgba(42,38,32,0.06);
  --shadow-md:    0 4px 20px rgba(42,38,32,0.08);
  --shadow-lg:    0 8px 40px rgba(42,38,32,0.10);

  /* Transitions */
  --ease-out:     cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 180ms;
  --duration-mid:  300ms;
  --duration-slow: 500ms;

  /* Section padding */
  --section-y:    var(--space-12);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--ink);
  background-color: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

ul, ol { list-style: none; }

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-sans);
  font-size: var(--text-base);
}

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); letter-spacing: -0.01em; }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); font-family: var(--font-sans); }

p {
  line-height: 1.75;
  color: var(--muted);
}

p + p { margin-top: var(--space-3); }

strong { font-weight: 600; color: var(--ink); }
em { font-style: italic; }

.text-serif  { font-family: var(--font-serif); }
.text-sans   { font-family: var(--font-sans); }

/* Label / Tag */
.label-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;  /* 11px */
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-2);
}

/* Pull quote */
.pull-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-2xl);
  line-height: 1.4;
  color: var(--teal);
  border-left: 2px solid var(--teal);
  padding-left: var(--space-4);
  margin: var(--space-6) 0;
}

/* Lead paragraph */
.lead {
  font-size: var(--text-md);
  line-height: 1.75;
  color: var(--muted);
}

/* Caption */
.caption {
  font-size: var(--text-sm);
  color: var(--caption);
  font-style: italic;
}

/* ── Layout Utilities ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.content-narrow {
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

.content-center {
  text-align: center;
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

/* Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

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

/* Flex utilities */
.flex          { display: flex; }
.flex-center   { display: flex; align-items: center; justify-content: center; }
.flex-between  { display: flex; align-items: center; justify-content: space-between; }
.flex-col      { display: flex; flex-direction: column; }
.gap-2         { gap: var(--space-2); }
.gap-3         { gap: var(--space-3); }
.gap-4         { gap: var(--space-4); }

/* Sections */
.section {
  padding: var(--section-y) 0;
}

.section--sm   { padding: var(--space-8) 0; }
.section--lg   { padding: var(--space-16) 0; }
.section--dark { background-color: var(--dark); color: var(--off-white); }
.section--parch { background-color: var(--parchment); }
.section--cream { background-color: var(--cream); }

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--off-white); }

.section--dark p    { color: rgba(240,237,231,0.75); }
.section--dark .label-tag { color: var(--teal-pale); }
.section--dark .pull-quote { color: var(--teal-pale); border-left-color: var(--teal-pale); }

/* Spacers */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

/* ── Noise / Texture Overlay ──────────────────────────────── */
.texture-bg {
  position: relative;
}
.texture-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-3) 0;
  transition: background var(--duration-mid) ease,
              box-shadow var(--duration-mid) ease,
              padding var(--duration-mid) ease;
}

.nav.scrolled {
  background: rgba(247,244,239,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--rule);
  padding: var(--space-2) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.nav__logo {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.nav__logo:hover { color: var(--teal); }

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

.nav__link {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) ease;
}

.nav__link:hover,
.nav__link.active { color: var(--ink); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.4rem;
  background: var(--teal);
  color: var(--off-white);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) ease,
              transform var(--duration-fast) ease;
}

.nav__cta:hover {
  background: var(--teal-light);
  color: var(--off-white);
  transform: translateY(-1px);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: all var(--duration-mid) ease;
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.nav__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--cream);
  z-index: 99;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-3);
  opacity: 0;
  transform: translateX(100%);
  transition: opacity var(--duration-mid) ease,
              transform var(--duration-mid) ease;
}

.nav__mobile.open {
  display: flex;
  opacity: 1;
  transform: translateX(0);
}

.nav__mobile-link {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--ink);
  transition: color var(--duration-fast) ease;
}

.nav__mobile-link:hover { color: var(--teal); }

.nav__mobile-cta {
  margin-top: var(--space-4);
  padding: 0.9rem 2.5rem;
  background: var(--teal);
  color: var(--off-white);
  font-size: var(--text-base);
  font-weight: 500;
  border-radius: var(--radius-sm);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.8rem;
  transition: background var(--duration-fast) ease,
              color var(--duration-fast) ease,
              border-color var(--duration-fast) ease,
              transform var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--teal);
  color: var(--off-white);
  border: 1.5px solid var(--teal);
}
.btn-primary:hover {
  background: var(--teal-light);
  border-color: var(--teal-light);
  color: var(--off-white);
}

.btn-secondary {
  background: transparent;
  color: var(--teal);
  border: 1.5px solid var(--teal);
}
.btn-secondary:hover {
  background: var(--teal);
  color: var(--off-white);
}

.btn-ghost {
  background: transparent;
  color: var(--off-white);
  border: 1px solid rgba(240,237,231,0.35);
}
.btn-ghost:hover {
  border-color: var(--off-white);
  color: var(--off-white);
}

.btn-text {
  background: transparent;
  color: var(--teal);
  border: none;
  padding-left: 0;
  padding-right: 0;
  font-size: var(--text-sm);
}
.btn-text .arrow {
  display: inline-block;
  transition: transform var(--duration-fast) ease;
}
.btn-text:hover { color: var(--teal-light); }
.btn-text:hover .arrow { transform: translateX(3px); }
.btn-text:hover { transform: none; }

.btn-lg {
  font-size: var(--text-base);
  padding: 1rem 2.4rem;
}

/* Button groups */
.btn-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--cream);
  padding: calc(var(--space-16) + 80px) var(--space-4) var(--space-16);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(45,94,78,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.hero__eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-3);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--ink);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto var(--space-6);
}

.hero__rule {
  width: 40px;
  height: 1px;
  background: var(--sand);
  margin: 0 auto var(--space-5);
}

.hero__note {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--caption);
  font-style: italic;
}

/* Page hero (inner pages) */
.page-hero {
  padding: calc(80px + var(--space-12)) 0 var(--space-12);
  background-color: var(--cream);
  border-bottom: 1px solid var(--rule);
}

.page-hero__eyebrow { margin-bottom: var(--space-2); }
.page-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-3);
}
.page-hero__subtitle {
  font-size: var(--text-md);
  color: var(--muted);
  max-width: 580px;
}

/* ── Section Elements ─────────────────────────────────────── */
.section-header {
  margin-bottom: var(--space-8);
}

.section-header.centered { text-align: center; }

.section-header__title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin-bottom: var(--space-3);
}

.section-header__text {
  font-size: var(--text-md);
  color: var(--muted);
  max-width: 560px;
}

.section-header.centered .section-header__text {
  margin-left: auto;
  margin-right: auto;
}

/* ── Principles / Feature Cards ───────────────────────────── */
.principles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.principle-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-4);
  padding: var(--space-6) 0;
  border-bottom: 1px solid rgba(240,237,231,0.12);
  align-items: start;
}

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

.principle-number {
  font-family: var(--font-serif);
  font-size: var(--text-4xl);
  font-weight: 400;
  color: rgba(240,237,231,0.2);
  line-height: 1;
  padding-top: 4px;
}

.principle-content__name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--off-white);
  margin-bottom: var(--space-1);
}

.principle-content__tagline {
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--teal-pale);
  margin-bottom: var(--space-2);
}

.principle-content__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: rgba(240,237,231,0.65);
}

/* Light variant (on cream bg) */
.principle-item--light {
  border-bottom-color: var(--rule);
}
.principle-item--light .principle-number { color: var(--sand); }
.principle-item--light .principle-content__name { color: var(--ink); }
.principle-item--light .principle-content__tagline { color: var(--teal); }
.principle-item--light .principle-content__desc { color: var(--muted); }

/* ── Book Card ────────────────────────────────────────────── */
.book-section-inner {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-12);
  align-items: center;
}

.book-cover {
  position: relative;
}

.book-cover__img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg),
              8px 12px 40px rgba(42,38,32,0.15);
}

.book-cover__placeholder {
  width: 100%;
  aspect-ratio: 2/3;
  background: #fff;
  border: 3px solid #c8c8c8;
  border-radius: 6px;
  box-shadow: var(--shadow-lg),
              8px 12px 40px rgba(42,38,32,0.15),
              inset 0 0 0 6px #f4f4f4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6) var(--space-4) var(--space-4);
  text-align: center;
  position: relative;
}

/* Whiteboard tray */
.book-cover__placeholder::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 28px;
  background: #b0b0b0;
  border-radius: 0 0 3px 3px;
}

.book-cover__placeholder-title {
  font-family: 'Patrick Hand', 'Segoe Print', 'Comic Sans MS', cursive, sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  color: #1a1a1a;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  /* "Good" in red — achieved via a pseudo-element trick would require JS; keep plain for CSS */
}

.book-cover__placeholder-rule {
  width: 60%;
  height: 2px;
  background: #ddd;
  margin: var(--space-2) auto var(--space-3);
}

.book-cover__placeholder-author {
  font-family: 'Patrick Hand', 'Segoe Print', 'Comic Sans MS', cursive, sans-serif;
  font-size: var(--text-base);
  color: #333;
  letter-spacing: 0;
  text-transform: none;
}

/* ── Testimonials ─────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.testimonial-card {
  padding: var(--space-5);
  border: 1px solid rgba(240,237,231,0.1);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
}

.testimonial-card__quote {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-style: italic;
  line-height: 1.6;
  color: rgba(240,237,231,0.8);
  margin-bottom: var(--space-4);
}

.testimonial-card__quote::before { content: '\201C'; }
.testimonial-card__quote::after  { content: '\201D'; }

.testimonial-card__author {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--teal-pale);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Forms ────────────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-3);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  background: white;
  color: var(--ink);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
  outline: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(45,94,78,0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--caption);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

/* Inline form (hero/footer compact) */
.form-inline {
  display: flex;
  gap: var(--space-2);
  max-width: 480px;
}

.form-inline .form-input {
  flex: 1;
  margin-bottom: 0;
}

/* Form card */
.form-card {
  background: white;
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  max-width: var(--form-width);
  margin: 0 auto;
}

.form-privacy {
  font-size: var(--text-xs);
  color: var(--caption);
  font-style: italic;
  text-align: center;
  margin-top: var(--space-3);
}

/* Success state */
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-6);
}

.form-success.visible { display: block; }
.form-success__icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
}
.form-success__title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}
.form-success__text { color: var(--muted); }

/* ── Transformation Section ───────────────────────────────── */
.transform-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4) var(--space-8);
}

.transform-item__before {
  font-size: var(--text-sm);
  color: var(--caption);
  margin-bottom: 2px;
  text-decoration: line-through;
  text-decoration-color: rgba(200,191,168,0.5);
}

.transform-item__after {
  font-size: var(--text-base);
  color: var(--muted);
  font-style: italic;
  position: relative;
  padding-left: var(--space-3);
}

.transform-item__after::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 1.5px;
  background: var(--teal);
}

/* ── Reader Identity ──────────────────────────────────────── */
.reader-list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 var(--space-6);
}

.reader-list li {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--ink);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--rule);
  line-height: 1.4;
}

.reader-list li:first-child { border-top: 1px solid var(--rule); }

/* ── Author Section ───────────────────────────────────────── */
.author-inner {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.author-photo {
  position: sticky;
  top: 100px;
}

.author-photo__img {
  width: 100%;
  border-radius: var(--radius-md);
  filter: saturate(0.85);
}

.author-photo__placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, var(--parchment) 0%, var(--sand) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-photo__placeholder-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-sm);
  color: var(--caption);
}

.author-caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--caption);
  font-style: italic;
  text-align: center;
}

/* ── Journal Cards ────────────────────────────────────────── */
.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.journal-card {
  border-top: 1px solid var(--rule);
  padding-top: var(--space-4);
}

.journal-card__category {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-2);
}

.journal-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: var(--space-2);
  transition: color var(--duration-fast) ease;
}

.journal-card:hover .journal-card__title { color: var(--teal); }

.journal-card__excerpt {
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.journal-card__link {
  font-size: var(--text-sm);
  color: var(--teal);
  font-weight: 500;
}

.journal-card__link .arrow {
  display: inline-block;
  transition: transform var(--duration-fast) ease;
}

.journal-card:hover .journal-card__link .arrow { transform: translateX(3px); }

/* ── Signup Section ───────────────────────────────────────── */
.signup-section {
  background: var(--parchment);
  padding: var(--space-16) 0;
  text-align: center;
}

.signup-section__title {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  margin-bottom: var(--space-3);
}

.signup-section__text {
  font-size: var(--text-md);
  color: var(--muted);
  max-width: 500px;
  margin: 0 auto var(--space-6);
}

/* ── Divider / Rule ───────────────────────────────────────── */
.rule-line {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--dark);
  padding: var(--space-12) 0 var(--space-6);
  color: rgba(240,237,231,0.7);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.4fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer__brand-name {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--off-white);
  margin-bottom: var(--space-2);
}

.footer__brand-tagline {
  font-size: var(--text-sm);
  color: rgba(240,237,231,0.45);
  font-style: italic;
  margin-bottom: var(--space-4);
}

.footer__socials {
  display: flex;
  gap: var(--space-2);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(240,237,231,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: rgba(240,237,231,0.5);
  transition: border-color var(--duration-fast) ease,
              color var(--duration-fast) ease;
}
.footer__social-link:hover {
  border-color: var(--teal-pale);
  color: var(--teal-pale);
}

.footer__nav-title {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(240,237,231,0.3);
  margin-bottom: var(--space-3);
}

.footer__nav-list { display: flex; flex-direction: column; gap: var(--space-2); }

.footer__nav-link {
  font-size: var(--text-sm);
  color: rgba(240,237,231,0.55);
  transition: color var(--duration-fast) ease;
}
.footer__nav-link:hover { color: var(--off-white); }

.footer__join-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--off-white);
  margin-bottom: var(--space-2);
}

.footer__join-text {
  font-size: var(--text-sm);
  color: rgba(240,237,231,0.5);
  margin-bottom: var(--space-3);
  line-height: 1.65;
}

.footer__form-inline {
  display: flex;
  gap: var(--space-1);
}

.footer__input {
  flex: 1;
  padding: 0.65rem 0.9rem;
  border: 1px solid rgba(240,237,231,0.15);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  color: var(--off-white);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--duration-fast) ease;
}

.footer__input::placeholder { color: rgba(240,237,231,0.3); }
.footer__input:focus { border-color: var(--teal-pale); }

.footer__submit {
  padding: 0.65rem 1rem;
  background: var(--teal);
  color: var(--off-white);
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--duration-fast) ease;
}
.footer__submit:hover { background: var(--teal-light); }

.footer__bottom {
  border-top: 1px solid rgba(240,237,231,0.08);
  padding-top: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: rgba(240,237,231,0.3);
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-4);
}

.footer__bottom-link {
  font-size: var(--text-xs);
  color: rgba(240,237,231,0.3);
  transition: color var(--duration-fast) ease;
}
.footer__bottom-link:hover { color: rgba(240,237,231,0.6); }

/* ── Scroll Reveal Animations ─────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }
.reveal-delay-5 { transition-delay: 400ms; }

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

/* ── Utility ──────────────────────────────────────────────── */
.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-teal    { color: var(--teal); }
.text-muted   { color: var(--muted); }
.text-caption { color: var(--caption); }
.text-offwhite { color: var(--off-white); }
.italic       { font-style: italic; }

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

/* ── 404 ──────────────────────────────────────────────────── */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-4);
}

.error-page__number {
  font-family: var(--font-serif);
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 400;
  color: var(--rule);
  line-height: 1;
  margin-bottom: var(--space-4);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --section-y: var(--space-10); }

  .grid-3,
  .testimonials-grid,
  .journal-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .footer__inner > *:last-child {
    grid-column: 1 / -1;
  }

  .book-section-inner {
    grid-template-columns: 260px 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root { --section-y: var(--space-8); }

  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }

  .nav__links { display: none; }
  .nav__cta   { display: none; }
  .nav__hamburger { display: flex; }

  .grid-2,
  .grid-3,
  .testimonials-grid,
  .journal-grid,
  .transform-grid {
    grid-template-columns: 1fr;
  }

  .book-section-inner {
    grid-template-columns: 1fr;
  }

  .book-cover {
    max-width: 240px;
    margin: 0 auto;
  }

  .author-inner {
    grid-template-columns: 1fr;
  }

  .author-photo {
    position: static;
    max-width: 200px;
    margin: 0 auto var(--space-6);
  }

  .author-photo__placeholder {
    aspect-ratio: 1/1;
    border-radius: 50%;
  }

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

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .form-inline {
    flex-direction: column;
    max-width: 100%;
  }

  .form-inline .btn { width: 100%; }

  .footer__form-inline {
    flex-direction: column;
  }

  .footer__submit {
    padding: 0.8rem;
  }

  .principle-item {
    grid-template-columns: 50px 1fr;
    gap: var(--space-2);
  }

  .pull-quote {
    font-size: var(--text-xl);
    padding-left: var(--space-3);
  }

  .btn-group {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-group .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root { --section-y: var(--space-6); }

  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .form-card {
    padding: var(--space-5);
  }

  .hero {
    padding-top: calc(80px + var(--space-10));
    padding-bottom: var(--space-10);
  }
}