/* ============================================================
   Hemp Australia — style.css
   Brand: forest green #3D6B27, charcoal #2B2B2B, white #FFFFFF
   Fonts: Playfair Display (headings) + Open Sans (body)
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --color-primary:       #3D6B27;
  --color-primary-dark:  #2E5220;
  --color-primary-light: #4E8A32;
  --color-dark:          #2B2B2B;
  --color-dark-alt:      #1E1E1E;
  --color-white:         #FFFFFF;
  --color-gray-light:    #F5F5F5;
  --color-gray-mid:      #E0E0E0;
  --color-gray-text:     #777777;
  --color-text:          #333333;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'Open Sans', Arial, sans-serif;

  --section-py:   80px;
  --transition:   0.25s ease;
  --hero-overlay: linear-gradient(135deg, rgba(30,58,18,0.88) 0%, rgba(61,107,39,0.62) 55%, rgba(0,0,0,0.35) 100%);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-white);
}

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

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--color-text);
}

.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1rem;
  color: var(--color-gray-text);
  max-width: 620px;
  margin: 0 auto 2.5rem;
}

/* ── Container ──────────────────────────────────────────────── */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 13px 36px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  line-height: 1;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-outline-green {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline-green:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ── Navigation ─────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  transition: box-shadow var(--transition);
}

.site-nav.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo img {
  height: 60px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links li a {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: var(--color-text);
  padding: 8px 13px;
  position: relative;
  transition: color var(--transition);
}

.nav-links li a::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 13px; right: 13px;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--color-primary);
}

.nav-links li a:hover::after,
.nav-links li a.active::after {
  transform: scaleX(1);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--color-primary-dark);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  min-height: 520px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 24px;
  max-width: 820px;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  color: var(--color-white);
  margin-bottom: 1rem;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.88);
  margin-bottom: 2.2rem;
}

.hero--tall { min-height: 700px; }
.hero--short { min-height: 320px; }

/* ── Sections ───────────────────────────────────────────────── */
.section { padding: var(--section-py) 0; }
.section--gray { background: var(--color-gray-light); }
.section--dark {
  background: var(--color-dark);
  color: var(--color-white);
}
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark p { color: var(--color-white); }

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

/* ── Split Blocks ───────────────────────────────────────────── */
.split-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split-block.reverse .split-img { order: 2; }
.split-block.reverse .split-text { order: 1; }

.split-img img,
.split-img .img-placeholder {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.img-placeholder {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.img-placeholder img {
  max-height: 160px;
  width: auto;
  opacity: 0.75;
  filter: brightness(10);
}

.split-text h2 { margin-bottom: 1rem; }
.split-text p { color: var(--color-gray-text); margin-bottom: 1.5rem; }
.split-text p:last-of-type { margin-bottom: 2rem; }

/* ── Dark info box ──────────────────────────────────────────── */
.info-box-dark {
  background: var(--color-dark);
  padding: 28px 32px;
  margin-top: 24px;
  border-left: 4px solid var(--color-primary);
}

.info-box-dark p {
  color: rgba(255,255,255,0.82) !important;
  font-size: 0.95rem;
  margin-bottom: 0 !important;
}

/* ── Service Cards ──────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 2.5rem;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-mid);
  padding: 36px 24px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}

.service-card:hover {
  box-shadow: 0 10px 30px rgba(0,0,0,0.09);
  transform: translateY(-5px);
}

.service-card .card-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-white);
}

.service-card h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.service-card p {
  font-size: 0.88rem;
  color: var(--color-gray-text);
  line-height: 1.65;
}

/* ── 3-col cards (partnership export section) ────────────────── */
.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 2.5rem;
}

.info-card {
  border: 1px solid var(--color-gray-mid);
  padding: 32px 24px;
  background: var(--color-white);
}

.info-card .card-icon-sm {
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.info-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

.info-card p {
  font-size: 0.88rem;
  color: var(--color-gray-text);
}

/* ── Logo Grid ──────────────────────────────────────────────── */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
  align-items: center;
  margin-top: 2.5rem;
}

.logo-grid--dense {
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  filter: grayscale(50%);
  opacity: 0.75;
  transition: filter var(--transition), opacity var(--transition), transform var(--transition);
}

.logo-item:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.05);
}

.logo-item img {
  max-height: 68px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

/* Partners strip on home (dark bg) */
.partners-strip {
  background: var(--color-dark);
  padding: 48px 0;
}

.partners-strip .logo-item {
  filter: brightness(0) invert(1);
  opacity: 0.65;
}

.partners-strip .logo-item:hover {
  opacity: 1;
}

/* ── CTA Banner ─────────────────────────────────────────────── */
.cta-banner {
  background: var(--color-dark);
  padding: 64px 0;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cta-banner p {
  color: rgba(255,255,255,0.72);
  max-width: 540px;
  margin: 0 auto 2rem;
}

/* ── Benefit list (partnership page) ────────────────────────── */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 2.5rem;
}

.benefit-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-gray-mid);
  border-right: 1px solid var(--color-gray-mid);
}

.benefits-grid .benefit-item:nth-child(even) {
  border-right: none;
}

.benefit-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefit-item h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
  font-family: var(--font-body);
  font-weight: 700;
}

.benefit-item p {
  font-size: 0.85rem;
  color: var(--color-gray-text);
  margin: 0;
}

/* ── Icon list ──────────────────────────────────────────────── */
.icon-list {
  list-style: none;
  margin: 1rem 0 1.5rem;
}

.icon-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.93rem;
  color: var(--color-gray-text);
  border-bottom: 1px solid var(--color-gray-mid);
}

.icon-list li:last-child { border-bottom: none; }

.icon-list li i {
  color: var(--color-primary);
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ── Timeline ───────────────────────────────────────────────── */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 2.5rem auto 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: rgba(255,255,255,0.15);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-year {
  flex: 0 0 calc(50% - 28px);
  text-align: right;
}

.timeline-item:nth-child(even) .timeline-year {
  text-align: left;
}

.timeline-year span {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary-light);
}

.timeline-dot {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border: 3px solid var(--color-white);
  border-radius: 50%;
  margin-top: 6px;
  z-index: 1;
}

.timeline-body {
  flex: 0 0 calc(50% - 28px);
}

.timeline-body h4 {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 4px;
  font-family: var(--font-body);
  font-weight: 700;
}

.timeline-body p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  margin: 0;
}

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 7px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-gray-mid);
  border-radius: 2px;
  font-family: var(--font-body);
  font-size: 0.93rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(61,107,39,0.14);
}

.form-group input.invalid,
.form-group textarea.invalid,
.form-group select.invalid {
  border-color: #c0392b;
}

.form-group .field-error {
  display: none;
  font-size: 0.78rem;
  color: #c0392b;
  margin-top: 5px;
}

.form-group .field-error.show { display: block; }

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

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23666' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-success {
  display: none;
  background: #eaf4e8;
  border: 1px solid var(--color-primary);
  color: var(--color-primary-dark);
  padding: 16px 20px;
  margin-bottom: 20px;
  font-weight: 600;
  font-size: 0.92rem;
}

.form-success.show { display: block; }

/* Contact info block */
.contact-info { padding: 8px 0; }

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.contact-info-item .ci-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-info-item .ci-text strong {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-gray-text);
  margin-bottom: 3px;
}

.contact-info-item .ci-text span {
  font-size: 0.92rem;
  color: var(--color-text);
}

/* ── Research partners row ───────────────────────────────────── */
.partner-logos-row {
  display: flex;
  gap: 48px;
  align-items: center;
  justify-content: center;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.partner-logos-row .logo-item {
  padding: 8px;
  filter: none;        /* remove grayscale so mix-blend-mode can work against page bg */
  opacity: 1;
}

.partner-logos-row .logo-item img {
  mix-blend-mode: multiply;  /* white bg becomes transparent on light sections */
}

/* ── IHAA banner logo ────────────────────────────────────────── */
.ihaa-logo {
  max-height: 80px;
  width: auto;
  margin: 0 auto 1.5rem;
  filter: brightness(10);
  opacity: 0.85;
}

/* ── Hero logo (home page) ───────────────────────────────────── */
.hero-logo {
  max-height: 200px;
  width: auto;
  max-width: 520px;
  margin: 0 auto 0px;
  filter: brightness(0) invert(1) drop-shadow(0 4px 24px rgba(0,0,0,0.45));
  opacity: 1;
  display: block;
}

@media (max-width: 768px) {
  .hero-logo {
    max-height: 140px;
    max-width: 80vw;
    margin-bottom: 0px;
  }
}

@media (max-width: 480px) {
  .hero-logo {
    max-height: 100px;
    max-width: 75vw;
  }
}

/* ── Logo Marquee (Home Partners scroll) ────────────────────── */
.logo-marquee-outer {
  position: relative;
  overflow: hidden;
  margin-top: 2.5rem;
}

/* Fade edges left & right */
.logo-marquee-outer::before,
.logo-marquee-outer::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}
.logo-marquee-outer::before {
  left: 0;
  background: linear-gradient(to right, var(--color-white) 0%, transparent 100%);
}
.logo-marquee-outer::after {
  right: 0;
  background: linear-gradient(to left, var(--color-white) 0%, transparent 100%);
}

.logo-marquee-track {
  display: flex;
  align-items: center;
  width: max-content;
  animation: marqueeScroll 36s linear infinite;
  will-change: transform;
}

/* Pause on hover */
.logo-marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.logo-marquee-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 44px;
  flex-shrink: 0;
}

.logo-marquee-item img {
  height: 50px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  filter: grayscale(25%) opacity(0.72);
  transition: filter 0.3s ease, transform 0.3s ease;
  display: block;
}

.logo-marquee-item img:hover {
  filter: grayscale(0%) opacity(1);
  transform: scale(1.08);
}

/* Divider between logo groups */
.logo-marquee-sep {
  width: 1px;
  height: 40px;
  background: var(--color-gray-mid);
  flex-shrink: 0;
  margin: 0 8px;
}

/* ── Associates unified grid responsive ─────────────────────── */
@media (max-width: 768px) {
  #associates [style*="grid-template-columns:repeat(4,1fr)"] {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}
@media (max-width: 480px) {
  #associates [style*="grid-template-columns:repeat(4,1fr)"] {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

/* ── About page section dividers ─────────────────────────────── */
.section-divider {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 3rem;
}

.section-divider::before,
.section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-gray-mid);
}

.section-divider.on-dark::before,
.section-divider.on-dark::after {
  background: rgba(255,255,255,0.15);
}

.section-divider span {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  white-space: nowrap;
}

.section-divider.on-dark span {
  color: var(--color-primary-light);
}

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer {
  background: var(--color-dark-alt);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}

.footer-logo {
  height: 52px;
  width: auto;
  margin-bottom: 18px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 18px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-white);
}

.footer-contact-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 14px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
}

.footer-contact-item i {
  color: var(--color-primary-light);
  font-size: 0.95rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
}

.footer-bottom a {
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: var(--color-white); }

/* ── Utility ─────────────────────────────────────────────────── */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-green { color: var(--color-primary); }
.text-muted  { color: var(--color-gray-text); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 992px) {
  :root { --section-py: 60px; }

  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .three-col { grid-template-columns: repeat(2, 1fr); }
  .logo-grid { grid-template-columns: repeat(4, 1fr); }
  .logo-grid--dense { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  :root { --section-py: 48px; }

  /* Nav */
  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--color-white);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    padding: 8px 0 16px;
    gap: 0;
  }

  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links li a { display: block; padding: 12px 24px; }
  .nav-links li a::after { display: none; }

  /* Hero */
  .hero--tall  { min-height: 520px; }
  .hero--short { min-height: 260px; }

  /* Split */
  .split-block {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .split-block.reverse .split-img { order: 0; }
  .split-block.reverse .split-text { order: 0; }

  /* Cards */
  .card-grid { grid-template-columns: 1fr 1fr; }
  .three-col { grid-template-columns: 1fr; }

  /* Benefits */
  .benefits-grid { grid-template-columns: 1fr; }
  .benefit-item { border-right: none; }

  /* Logo */
  .logo-grid { grid-template-columns: repeat(3, 1fr); }
  .logo-grid--dense { grid-template-columns: repeat(3, 1fr); }

  /* Timeline */
  .timeline::before { left: 20px; }
  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: column;
    gap: 12px;
    padding-left: 48px;
  }
  .timeline-year,
  .timeline-item:nth-child(even) .timeline-year {
    text-align: left;
    flex: auto;
  }
  .timeline-year span { font-size: 1.4rem; }
  .timeline-dot {
    position: absolute;
    left: 12px;
    top: 6px;
  }
  .timeline-body { flex: auto; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
  .card-grid { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(2, 1fr); }
  .logo-grid--dense { grid-template-columns: repeat(2, 1fr); }
  .hero-content h1 { font-size: 1.8rem; }
}