/* =========================================================
   MEMO Marketing Group — Global Stylesheet v2.0
   April 2026 — Buyer Journey Intelligence System
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600;1,700&display=swap');

/* ─── Variables ──────────────────────────────────────────── */
:root {
  --dark:      #0d0a06;
  --blue:      #33739f;
  --orange:    #ff8b12;
  --cream:     #f5f0eb;
  --white:     #ffffff;
  --gray-50:   #f9fafb;
  --gray-100:  #f3f4f6;
  --gray-200:  #e5e7eb;
  --gray-500:  #6b7280;
  --gray-700:  #374151;
  --gray-800:  #1f2937;
  --red:       #ef4444;
  --amber:     #f59e0b;
  --green:     #22c55e;
  --radius:    12px;
  --radius-sm: 8px;
  --shadow:    0 2px 16px rgba(0,0,0,0.07);
  --shadow-md: 0 4px 32px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.14);
  --max-w:     1160px;
  --t:         0.22s ease;
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Poppins', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--t); }
ul { list-style: none; }

/* ─── Layout ─────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }
.section   { padding: 96px 0; }
.section-sm{ padding: 64px 0; }
.section-xs{ padding: 40px 0; }

.section-dark  { background: var(--dark); color: #fff; }
.section-cream { background: var(--cream); }
.section-blue  { background: var(--blue); color: #fff; }
.section-near-white { background: #fafaf8; }

/* ─── Typography ─────────────────────────────────────────── */
h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
}
h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h3 { font-size: 1.2rem; font-weight: 700; line-height: 1.3; }
h4 { font-size: 0.95rem; font-weight: 600; }
p  { font-size: 1rem; line-height: 1.8; color: var(--gray-500); }
em { font-style: italic; color: var(--orange); }

.lead {
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--gray-500);
  max-width: 680px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
}
.section-label::before { content: '⚡'; font-size: 0.75rem; }

.section-header { margin-bottom: 60px; }
.section-header.center { text-align: center; }
.section-header.center .lead { margin: 14px auto 0; }
.section-header h2 { margin-top: 8px; }
.section-header h2 em { color: var(--orange); font-style: italic; }
.section-header p { margin-top: 14px; }

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 7px;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all var(--t);
  border: 2px solid transparent;
}
.btn-primary  { background: var(--orange); color: #fff; border-color: var(--orange); }
.btn-primary:hover { background: #e67d0a; border-color: #e67d0a; transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,139,18,0.38); }
.btn-secondary { border-color: var(--orange); color: var(--orange); background: transparent; }
.btn-secondary:hover { background: var(--orange); color: #fff; transform: translateY(-2px); }
.btn-blue { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-blue:hover { background: #2a6389; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--dark); border-color: #fff; }
.btn-white:hover { background: var(--cream); }
.btn-outline-white { border-color: rgba(255,255,255,0.45); color: #fff; background: transparent; }
.btn-outline-white:hover { border-color: #fff; background: rgba(255,255,255,0.1); }
.btn-lg { padding: 16px 34px; font-size: 1rem; }
.btn-group { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ─── Navigation ─────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--dark);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin: 0 !important;
  padding: 0 !important;
  width: 100%;
  box-sizing: border-box;
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto !important;
  padding: 0 28px !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo { flex-shrink: 0; margin: 0; padding: 0; }
.nav-logo img { height: 42px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { color: rgba(255,255,255,0.7); font-size: 0.875rem; font-weight: 500; transition: color var(--t); }
.nav-links a:hover { color: #fff; }
.nav-cta {
  background: var(--orange) !important;
  color: #fff !important;
  padding: 8px 18px !important;
  border-radius: 6px;
  font-weight: 600 !important;
}
.nav-cta:hover { background: #e67d0a !important; }

/* ─── Hero ──────────────────────────────────────────────── */
.hero { background: var(--dark); color: #fff; padding: 100px 0 88px; }
.hero-inner { display: grid; grid-template-columns: 55fr 45fr; gap: 64px; align-items: center; }
.hero-full { display: block; max-width: 760px; }
.hero h1 { color: #fff; margin-bottom: 24px; }
.hero h1 em { color: var(--orange); font-style: italic; }
.hero .lead { color: rgba(255,255,255,0.72); margin-bottom: 40px; max-width: 600px; }
.hero .section-label { color: var(--orange); }
.hero-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-img img { width: 100%; }

/* ─── Cards ─────────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: box-shadow var(--t), transform var(--t);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card-orange { border-top: 3px solid var(--orange); }
.card-blue   { border-top: 3px solid var(--blue); }
.card-sm { padding: 24px 28px; }
.card a.card { display: block; }

/* ─── Grids ─────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ─── Stats ─────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat { text-align: center; }
.stat-number { font-size: 3.2rem; font-weight: 800; color: var(--orange); line-height: 1; margin-bottom: 10px; }
.stat-label  { font-size: 0.8rem; line-height: 1.5; color: rgba(255,255,255,0.6); }
.stat-label.dark { color: var(--gray-500); }

/* ─── Testimonials ──────────────────────────────────────── */
.testimonial {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--orange);
}
.testimonial blockquote {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--gray-700);
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial cite { font-style: normal; }
.testimonial cite strong { display: block; font-weight: 700; color: var(--gray-800); font-size: 0.95rem; }
.testimonial cite span { font-size: 0.82rem; color: var(--gray-500); }

/* ─── NEW: Consequence Box (Gap 3 Fix) ─────────────────── */
.consequence-box {
  background: linear-gradient(135deg, #fff9f3 0%, #fff5eb 100%);
  border: 1px solid rgba(255,139,18,0.22);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 28px 32px;
  margin: 32px 0;
}
.consequence-box .label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 8px;
}
.consequence-box p { color: var(--gray-700); margin: 0; font-size: 0.95rem; line-height: 1.7; }
.consequence-box p + p { margin-top: 8px; }

/* ─── NEW: Inaction Cost Block (Gap 3 Fix) ─────────────── */
.inaction-block {
  background: var(--dark);
  border-radius: var(--radius);
  padding: 48px;
  color: #fff;
}
.inaction-block h3 { color: #fff; margin-bottom: 8px; font-size: 1.4rem; }
.inaction-block .sub { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 32px; }
.inaction-list { display: grid; gap: 20px; }
.inaction-item { display: flex; gap: 16px; align-items: flex-start; }
.inaction-icon { width: 36px; height: 36px; min-width: 36px; border-radius: 50%; background: rgba(255,139,18,0.15); border: 1px solid rgba(255,139,18,0.3); color: var(--orange); display: flex; align-items: center; justify-content: center; font-size: 0.95rem; font-weight: 700; }
.inaction-item h4 { color: #fff; font-size: 0.9rem; margin-bottom: 4px; }
.inaction-item p  { color: rgba(255,255,255,0.55); font-size: 0.85rem; margin: 0; }

/* ─── NEW: Category Comparison Table (Gap 2 Fix) ────────── */
.comparison-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--gray-200); }
.comp-head { display: grid; grid-template-columns: 1.5fr 1fr 1fr; background: var(--dark); }
.comp-row  { display: grid; grid-template-columns: 1.5fr 1fr 1fr; border-top: 1px solid var(--gray-100); }
.comp-row:nth-child(even) { background: var(--gray-50); }
.comp-cell { padding: 16px 22px; font-size: 0.875rem; }
.comp-head .comp-cell { color: rgba(255,255,255,0.6); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 18px 22px; }
.comp-head .comp-cell:last-child { color: var(--orange); }
.comp-cell:first-child { color: var(--gray-500); font-weight: 500; }
.comp-cell.yes  { color: var(--gray-800); font-weight: 600; }
.comp-cell.no   { color: #d1d5db; }
.comp-cell.win  { color: var(--orange); font-weight: 600; }

/* ─── NEW: Forward Progression Block (Gap 1 Fix) ────────── */
.forward-block {
  background: linear-gradient(135deg, #f0f7fc 0%, #fff9f3 100%);
  border-radius: var(--radius);
  padding: 48px;
  border: 1px solid rgba(51,115,159,0.14);
  text-align: center;
  margin-top: 60px;
}
.forward-block h3 { color: var(--blue); font-size: 1.4rem; margin-bottom: 12px; }
.forward-block p  { max-width: 580px; margin: 0 auto 28px; }

/* ─── NEW: Root Cause Block (Gap 1 Fix) ─────────────────── */
.root-cause {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 40px;
  border-top: 4px solid var(--blue);
  margin: 48px 0;
}
.root-cause .root-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.root-cause h3 { font-size: 1.3rem; margin-bottom: 12px; color: var(--gray-800); }
.root-cause p  { color: var(--gray-500); }

/* ─── Pull Quote ──────────────────────────────────────────── */
.pull-quote {
  border-left: 4px solid var(--blue);
  padding: 24px 32px;
  margin: 48px 0;
  background: #f4f9fc;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.pull-quote p { font-size: 1.15rem; font-style: italic; color: var(--gray-700); line-height: 1.8; margin-bottom: 12px; }
.pull-quote cite { font-size: 0.82rem; color: var(--gray-500); font-style: normal; }

/* ─── Room Cards ──────────────────────────────────────────── */
.room-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px;
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}
.room-tag { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 4px; }
.room-title { font-size: 1.3rem; font-weight: 800; margin-bottom: 6px; }
.room-question { font-size: 0.95rem; font-style: italic; color: var(--gray-500); padding-bottom: 20px; border-bottom: 1px solid var(--gray-100); margin-bottom: 20px; }
.room-accent { position: absolute; top: 0; left: 0; right: 0; height: 4px; }
.room-1 .room-accent { background: var(--red); }
.room-2 .room-accent { background: var(--amber); }
.room-3 .room-accent { background: var(--orange); }
.room-4 .room-accent { background: var(--green); }
.room-1 .room-tag { color: var(--red); }
.room-2 .room-tag { color: var(--amber); }
.room-3 .room-tag { color: var(--orange); }
.room-4 .room-tag { color: var(--green); }
.room-miss {
  background: #fef9f9;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-top: 18px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.85rem;
  color: var(--gray-500);
  border: 1px solid rgba(239,68,68,0.12);
}
.room-miss::before { content: '✗'; color: var(--red); font-weight: 800; padding-top: 1px; flex-shrink: 0; }

/* ─── BRIDGE Letters ─────────────────────────────────────── */
.bridge-b, .bridge-r, .bridge-i, .bridge-d { color: var(--blue); }
.bridge-g, .bridge-e { color: var(--orange); }
.bridge-letter { font-size: 2.8rem; font-weight: 800; line-height: 1; }

.bridge-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: box-shadow var(--t), transform var(--t);
}
.bridge-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.bridge-card.in-progress { border-style: dashed; border-color: #d1d5db; background: var(--gray-50); }
.bridge-phase-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray-500); margin-bottom: 4px; }
.bridge-status { display: inline-block; font-size: 0.62rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; background: #fef3c7; color: #92400e; padding: 3px 10px; border-radius: 20px; margin-top: 8px; }
.bridge-status.live { background: #dcfce7; color: #166534; }

/* ─── Problem Item Cards ─────────────────────────────────── */
.problem-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: all var(--t);
  display: flex;
  flex-direction: column;
}
.problem-card:hover { border-color: var(--orange); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.problem-icon { font-size: 2rem; margin-bottom: 14px; }
.problem-card h3 { font-size: 1rem; margin-bottom: 10px; color: var(--gray-800); }
.problem-card p  { font-size: 0.9rem; color: var(--gray-500); flex: 1; }
.problem-cost { font-size: 0.8rem; font-weight: 600; color: var(--orange); margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--gray-100); }
.problem-card .link-arrow { font-size: 0.82rem; color: var(--blue); font-weight: 600; margin-top: 14px; display: inline-flex; align-items: center; gap: 4px; }
.problem-card .link-arrow:hover { color: var(--orange); }

/* ─── Check/Cross Lists ──────────────────────────────────── */
.check-list li, .cross-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.92rem;
}
.check-list li:last-child, .cross-list li:last-child { border-bottom: none; }
.check-list li::before { content: '✓'; color: var(--orange); font-weight: 800; padding-top: 2px; flex-shrink: 0; }
.cross-list li::before { content: '✗'; color: #d1d5db; font-weight: 800; padding-top: 2px; flex-shrink: 0; }
.cross-list li { color: var(--gray-500); }

/* ─── Steps ──────────────────────────────────────────────── */
.step { display: flex; gap: 24px; padding: 36px 0; border-bottom: 1px solid var(--gray-100); }
.step:last-child { border-bottom: none; }
.step-number {
  width: 48px; height: 48px; min-width: 48px;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-content h3 { margin-bottom: 8px; }

/* ─── Assessment Checklist ────────────────────────────────── */
.fit-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 40px; }
.fit-box { border-radius: var(--radius); padding: 36px; }
.fit-box.good { background: #f0fdf4; border: 1px solid rgba(34,197,94,0.2); }
.fit-box.bad  { background: #fef2f2; border: 1px solid rgba(239,68,68,0.15); }
.fit-box h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 18px; }
.fit-box.good h4 { color: var(--green); }
.fit-box.bad  h4 { color: var(--red); }
.fit-item { display: flex; gap: 12px; align-items: flex-start; padding: 8px 0; font-size: 0.9rem; }
.fit-item.good::before { content: '✓'; color: var(--green); font-weight: 800; flex-shrink: 0; }
.fit-item.bad::before  { content: '✗'; color: var(--red); font-weight: 800; flex-shrink: 0; }

/* ─── CTA Section ─────────────────────────────────────────── */
.cta-section { background: var(--dark); padding: 88px 0; }
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-inner h2 { color: #fff; margin-bottom: 16px; }
.cta-inner h2 em { color: var(--orange); }
.cta-inner p { color: rgba(255,255,255,0.65); margin-bottom: 36px; }
.cta-cost { font-size: 0.9rem; color: rgba(255,255,255,0.4); margin-top: 20px; font-style: italic; }

/* ─── Footer ─────────────────────────────────────────────── */
.footer { background: var(--dark); color: rgba(255,255,255,0.55); padding: 72px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 2.2fr 1fr 1fr; gap: 56px; margin-bottom: 56px; }
.footer-brand img { height: 46px; margin-bottom: 20px; }
.footer-brand p { font-size: 0.83rem; line-height: 1.75; margin-bottom: 12px; }
.footer h4 { color: #fff; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul li { margin-bottom: 12px; }
.footer ul li a { font-size: 0.83rem; color: rgba(255,255,255,0.45); transition: color var(--t); }
.footer ul li a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; }
.footer-bottom p { font-size: 0.78rem; }
.footer-bottom a { color: rgba(255,255,255,0.35); transition: color var(--t); }
.footer-bottom a:hover { color: #fff; }

/* ─── Book Section ────────────────────────────────────────── */
.book-section { background: var(--dark); padding: 96px 0; }
.book-inner { display: grid; grid-template-columns: 1fr 1.8fr; gap: 80px; align-items: center; }
.book-cover {
  background: linear-gradient(145deg, #1a1510, #0d0a06);
  border-radius: var(--radius);
  padding: 48px 32px 40px;
  text-align: center;
  border: 1px solid rgba(255,139,18,0.2);
  box-shadow: 0 12px 60px rgba(0,0,0,0.5);
}
.book-cover .book-title { font-size: 1.8rem; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 10px; }
.book-cover .book-author { font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 24px; }
.book-cover .book-tag { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--orange); }
.book-content h2 { color: #fff; margin-bottom: 16px; }
.book-content h2 em { color: var(--orange); }
.book-content p { color: rgba(255,255,255,0.65); margin-bottom: 20px; }
.book-content a { color: var(--orange); }

/* ─── Blog Cards ─────────────────────────────────────────── */
.blog-card { background: #fff; border-radius: var(--radius); padding: 36px; border: 1px solid var(--gray-200); transition: all var(--t); display: block; }
.blog-card:hover { border-color: var(--orange); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.blog-room-tag { display: inline-block; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 12px; border-radius: 20px; margin-bottom: 16px; }
.room-tag-1 { background: rgba(239,68,68,0.1); color: var(--red); }
.room-tag-2 { background: rgba(245,158,11,0.1); color: var(--amber); }
.blog-card h3 { font-size: 1.05rem; margin-bottom: 10px; color: var(--gray-800); }
.blog-card p  { font-size: 0.88rem; }
.blog-card .read-more { display: inline-flex; align-items: center; gap: 5px; font-size: 0.82rem; font-weight: 600; color: var(--blue); margin-top: 16px; }

/* ─── Interest/Intent Gap Visual ────────────────────────── */
.gap-visual { position: relative; }

/* ─── Misc Utilities ─────────────────────────────────────── */
.text-orange { color: var(--orange) !important; }
.text-blue   { color: var(--blue) !important; }
.text-muted  { color: var(--gray-500) !important; }
.text-white  { color: #fff !important; }
.text-center { text-align: center; }
.font-bold   { font-weight: 700; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mt-64 { margin-top: 64px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.divider { border: none; border-top: 1px solid var(--gray-200); margin: 56px 0; }
.badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(255,139,18,0.12);
  color: var(--orange);
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero-inner        { grid-template-columns: 1fr; }
  .hero-img          { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats-row         { grid-template-columns: repeat(2, 1fr); }
  .footer-grid       { grid-template-columns: 1fr; gap: 32px; }
  .book-inner        { grid-template-columns: 1fr; }
  .fit-row           { grid-template-columns: 1fr; }
  .comparison-wrap   { overflow-x: auto; }
  .nav-links a:not(.nav-cta) { display: none !important; }
  .section           { padding: 64px 0; }
  .cta-section       { padding: 64px 0; }
}
@media (max-width: 600px) {
  .stats-row { grid-template-columns: 1fr 1fr; gap: 24px; }
  .btn-lg { padding: 14px 22px; font-size: 0.9rem; }
  .bridge-letter { font-size: 2.2rem; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
}

/* ─── Mobile Navigation ──────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 300;
}
.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.25s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg) !important; }
.nav-hamburger.open span:nth-child(2) { opacity: 0 !important; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg) !important; }

.nav-mobile {
  display: none !important;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 28px 28px;
  z-index: 199;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
/* .nav-mobile.open handled by JS */
.nav-mobile a {
  color: rgba(255,255,255,0.75);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color 0.2s ease;
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: #fff; }
.nav-mobile .nav-cta {
  margin-top: 12px;
  background: var(--orange) !important;
  color: #fff !important;
  padding: 13px 20px !important;
  border-radius: 6px;
  text-align: center;
  font-weight: 600 !important;
  border-bottom: none !important;
}
.nav-mobile .nav-cta:hover { background: #e67d0a !important; }

/* ─── Inline Grid Classes ────────────────────────────────── */
.grid-1-1  { display: grid; grid-template-columns: 1fr 1fr;  gap: 72px; align-items: start; }
.grid-1-2  { display: grid; grid-template-columns: 1fr 2fr;  gap: 64px; align-items: start; }

/* ─── Responsive Updates ─────────────────────────────────── */
@media (max-width: 960px) {
  .nav-hamburger { display: flex !important; }
  .grid-1-1, .grid-1-2 { grid-template-columns: 1fr; gap: 40px; }
}

/* ─── Book Cover Image ───────────────────────────────────── */
.book-cover-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 12px 60px rgba(0,0,0,0.5);
}
.book-cover-img img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}