/* ===================================================
   Marcus Cole Consulting — Landing Page Styles
   Clean, Minimal White · Navy + Burnt Orange Accent
   =================================================== */

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
button { cursor: pointer; background: none; border: none; }

::selection {
  background: rgba(195, 87, 24, 0.15);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

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

a, button, [role="button"], input, textarea, select {
  transition: color 180ms cubic-bezier(0.16, 1, 0.3, 1),
              background 180ms cubic-bezier(0.16, 1, 0.3, 1),
              border-color 180ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 180ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ---- DESIGN TOKENS ---- */
:root {
  /* Typography */
  --font-body: 'Plus Jakarta Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Helvetica Neue', Arial, sans-serif;

  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Colors — Bright White + Navy + Burnt Orange */
  --color-bg:           #ffffff;
  --color-surface:      #f9fafb;
  --color-surface-2:    #f3f4f6;
  --color-divider:      #e5e7eb;
  --color-border:       #d1d5db;

  --color-text:         #1a1f36;
  --color-text-muted:   #6b7280;
  --color-text-faint:   #9ca3af;

  --color-accent:       #c35718;
  --color-accent-hover: #a84a14;
  --color-accent-light: #fef3ec;

  --color-navy:         #1a1f36;
  --color-navy-light:   #2d3555;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(26, 31, 54, 0.05);
  --shadow-md: 0 4px 12px rgba(26, 31, 54, 0.08);
  --shadow-lg: 0 12px 32px rgba(26, 31, 54, 0.1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ---- CONTAINER ---- */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

/* ---- HEADER ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease, box-shadow 300ms ease;
}

.header--scrolled {
  border-bottom-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

@media (min-width: 768px) {
  .header__inner { height: 4.5rem; }
}

.header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-navy);
}

.header__nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .header__nav { display: flex; }
  .header__mobile-toggle { display: none; }
}

.header__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.header__link:hover {
  color: var(--color-text);
}

.header__cta-btn {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  background: var(--color-accent);
  text-decoration: none;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
}

.header__cta-btn:hover {
  background: var(--color-accent-hover);
}

.header__mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .header__mobile-toggle { display: none; }
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: 4rem;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease;
}

.mobile-nav.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-16) var(--space-6);
}

.mobile-nav__link {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.mobile-nav__cta {
  font-size: var(--text-base);
  font-weight: 600;
  color: #fff;
  background: var(--color-accent);
  text-decoration: none;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  margin-top: var(--space-4);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-full);
  padding: 0.875rem 2rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(195, 87, 24, 0.25);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-divider);
}

.btn--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-border);
  background: var(--color-surface);
}

.btn--large {
  padding: 1rem 2rem;
  font-size: var(--text-sm);
}

/* ---- SECTION SHARED ---- */
.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: var(--space-4);
  max-width: 720px;
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: var(--space-12);
  line-height: 1.7;
}

/* ---- HERO ---- */
.hero {
  padding: var(--space-16) 0 var(--space-12);
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { padding: var(--space-20) 0 var(--space-16); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.hero__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.08;
  margin-bottom: var(--space-5);
  letter-spacing: -0.02em;
}

.hero__accent {
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 500px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__proof {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-weight: 500;
}

.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__image-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  box-shadow: inset 0 0 0 1px rgba(26, 31, 54, 0.06);
}

.hero__image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- PROBLEM ---- */
.problem {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
  background: var(--color-surface);
}

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

@media (min-width: 640px) {
  .problem__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .problem__grid { grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
}

.problem__card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  transition: box-shadow 250ms ease, transform 250ms ease;
}

.problem__card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.problem__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.problem__card-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.problem__card-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ---- FRAMEWORK ---- */
.framework {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
}

.framework__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .framework__steps { gap: var(--space-12); }
}

.framework__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-6);
  align-items: start;
}

@media (min-width: 768px) {
  .framework__step { gap: var(--space-8); }
}

.framework__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.2;
  line-height: 1;
  min-width: 60px;
}

@media (min-width: 768px) {
  .framework__number { font-size: var(--text-3xl); min-width: 100px; }
}

.framework__step-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.framework__step-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
  max-width: 600px;
}

.framework__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  list-style: none;
}

.framework__list li {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
  padding-left: var(--space-5);
  position: relative;
}

.framework__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.4;
}

/* ---- RESULTS ---- */
.results {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
  background: var(--color-navy);
  color: #fff;
}

.results .section-label { color: rgba(255,255,255,0.5); }
.results .section-title { color: #fff; }
.results .section-subtitle { color: rgba(255,255,255,0.6); }

.results__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}

@media (min-width: 640px) {
  .results__stats { grid-template-columns: repeat(3, 1fr); }
}

.results__stat {
  text-align: left;
}

.results__number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.results__unit {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-left: 2px;
}

.results__label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  font-weight: 500;
  margin-top: var(--space-1);
}

/* Case Study */
.case-study {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid rgba(255,255,255,0.08);
}

@media (min-width: 768px) {
  .case-study { padding: var(--space-10); }
}

.case-study__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.case-study__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
}

.case-study__text {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.case-study__metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.1);
}

@media (min-width: 640px) {
  .case-study__metrics { grid-template-columns: repeat(3, 1fr); }
}

.case-study__metric-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  display: block;
}

.case-study__metric-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  font-weight: 500;
  margin-top: var(--space-1);
  display: block;
}

/* ---- TESTIMONIALS ---- */
.testimonials {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
}

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

@media (min-width: 768px) {
  .testimonials__grid { grid-template-columns: repeat(3, 1fr); }
}

.testimonial {
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
}

.testimonial__stars {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  letter-spacing: 2px;
}

.testimonial__quote {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--space-6);
  font-style: normal;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}

.testimonial__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-navy);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.testimonial__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ---- CHECKLIST / LEAD MAGNET ---- */
.checklist {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
  background: var(--color-surface);
}

.checklist__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .checklist__inner {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-12);
  }
}

.checklist__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.checklist__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.checklist__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.checklist__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.checklist__features li {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
  padding-left: var(--space-6);
  position: relative;
}

.checklist__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.checklist__form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 480px) {
  .checklist__form-row {
    flex-direction: row;
  }
}

.checklist__input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  font-size: var(--text-sm);
  outline: none;
}

.checklist__input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(195, 87, 24, 0.1);
}

.checklist__disclaimer {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}

/* Checklist Mockup */
.checklist__visual {
  display: flex;
  justify-content: center;
}

.checklist__mockup {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 320px;
  overflow: hidden;
}

.checklist__mockup-header {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-divider);
}

.checklist__mockup-dots {
  display: flex;
  gap: 6px;
}

.checklist__mockup-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-divider);
}

.checklist__mockup-body {
  padding: var(--space-5);
}

.checklist__mockup-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.checklist__mockup-item {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

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

.checklist__mockup-item .check {
  color: var(--color-accent);
  font-weight: 700;
}

.checklist__mockup-item .check-empty {
  color: var(--color-text-faint);
}

.checklist__mockup-item.active {
  color: var(--color-navy);
  font-weight: 600;
}

/* ---- ABOUT ---- */
.about {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .about__inner {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
  }
}

/* About Visual Card (CSS-only, replaces duplicate photo) */
.about__visual-card {
  background: var(--color-navy);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 420px;
  border: 1px solid rgba(195, 87, 24, 0.25);
  box-shadow: var(--shadow-lg);
}

.about__visual-quote {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: #fff;
  line-height: 1.5;
  font-style: italic;
}

.about__visual-divider {
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  margin: var(--space-6) 0;
}

.about__visual-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.about__visual-stat {
  text-align: center;
}

.about__visual-stat-number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  line-height: 1.2;
}

.about__visual-stat-label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  display: block;
  margin-top: var(--space-1);
  font-weight: 500;
}

.about__visual-name {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.4);
  font-weight: 600;
  margin-top: var(--space-6);
  text-align: right;
}

.about__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.about__credentials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-8) 0;
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.about__credential-number {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-navy);
  display: block;
}

.about__credential-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: block;
  margin-top: var(--space-1);
}

/* ---- FOOTER ---- */
.footer {
  padding: var(--space-12) 0 var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: start;
  }
}

.footer__brand {
  color: var(--color-navy);
}

.footer__tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  max-width: 320px;
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}

.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}

.footer__links a:hover {
  color: var(--color-text);
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__credits {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__attribution {
  color: var(--color-text-faint);
  text-decoration: none;
}

.footer__attribution:hover {
  color: var(--color-text-muted);
}

.footer__separator {
  color: var(--color-text-faint);
}

.footer__djpat {
  color: var(--color-text-faint);
}

.footer__djpat strong {
  font-weight: 600;
  color: var(--color-text-muted);
}

/* ---- ANIMATIONS ---- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger-children .fade-in:nth-child(1) { transition-delay: 0ms; }
.stagger-children .fade-in:nth-child(2) { transition-delay: 80ms; }
.stagger-children .fade-in:nth-child(3) { transition-delay: 160ms; }
.stagger-children .fade-in:nth-child(4) { transition-delay: 240ms; }

/* ---- RESPONSIVE FINE TUNING ---- */
@media (max-width: 767px) {
  .hero__title { font-size: clamp(2rem, 1rem + 5vw, 3rem); }
  .hero__visual { order: -1; }
  .hero__image-wrapper { max-width: 260px; margin: 0 auto; }
  .about__visual-card { max-width: 100%; margin: 0 auto; }
  .results__stats { gap: var(--space-6); }
  .results__stat { text-align: center; }
  .about__credentials { gap: var(--space-3); }
  .footer__links { flex-wrap: wrap; gap: var(--space-4); }
  .framework__step { grid-template-columns: 1fr; gap: var(--space-3); }
  .framework__number { font-size: var(--text-xl); min-width: unset; }
  .case-study { padding: var(--space-6); }
  .case-study__metrics { gap: var(--space-3); }
  .section-title { font-size: clamp(1.5rem, 1rem + 3vw, 2.5rem); }
  .footer__credits { flex-wrap: wrap; }
}