/* ============================================================
   Ecoflo Initiative — Global Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --card: #ffffff;
  --ring: #6e56cf;
  --input: #e0e0f0;
  --muted: #f0f0fa;
  --accent: #d8e6ff;
  --border: #e0e0f0;
  --radius: 0.5rem;
  --chart-1: #6e56cf;
  --chart-2: #9e8cfc;
  --chart-3: #5d5fef;
  --chart-4: #7c75fa;
  --chart-5: #4740b3;
  --popover: #ffffff;
  --primary: #6e56cf;
  --sidebar: #f0f0fa;
  --font-mono: JetBrains Mono, monospace;
  --font-sans: Inter, sans-serif;
  --secondary: #e4dfff;
  --background: #f5f5ff;
  --font-serif: Georgia, serif;
  --foreground: #2a2a4a;
  --destructive: #ff5470;
  --shadow-blur: 10px;
  --shadow-color: hsl(240 30% 25%);
  --sidebar-ring: #6e56cf;
  --shadow-spread: 0px;
  --shadow-opacity: 0.12;
  --sidebar-accent: #e4dfff;
  --sidebar-border: #e0e0f0;
  --card-foreground: #2a2a4a;
  --shadow-offset-x: 0px;
  --shadow-offset-y: 4px;
  --sidebar-primary: #6e56cf;
  --muted-foreground: #6c6c8a;
  --accent-foreground: #2a2a4a;
  --popover-foreground: #2a2a4a;
  --primary-foreground: #ffffff;
  --sidebar-foreground: #2a2a4a;
  --secondary-foreground: #4a4080;
  --destructive-foreground: #ffffff;
  --sidebar-accent-foreground: #2a2a4a;
  --sidebar-primary-foreground: #ffffff;

  --shadow: var(--shadow-offset-x) var(--shadow-offset-y) var(--shadow-blur) var(--shadow-spread) rgba(36, 36, 90, var(--shadow-opacity));
}

.dark {
  --card: #1a1a2e;
  --ring: #a48fff;
  --input: #303052;
  --muted: #222244;
  --accent: #303060;
  --border: #303052;
  --radius: 0.5rem;
  --chart-1: #a48fff;
  --chart-2: #7986cb;
  --chart-3: #64b5f6;
  --chart-4: #4db6ac;
  --chart-5: #ff79c6;
  --popover: #1a1a2e;
  --primary: #a48fff;
  --sidebar: #1a1a2e;
  --secondary: #2d2b55;
  --background: #0f0f1a;
  --foreground: #e2e2f5;
  --destructive: #ff5470;
  --sidebar-ring: #a48fff;
  --sidebar-accent: #303060;
  --sidebar-border: #303052;
  --card-foreground: #e2e2f5;
  --sidebar-primary: #a48fff;
  --muted-foreground: #a0a0c0;
  --accent-foreground: #e2e2f5;
  --popover-foreground: #e2e2f5;
  --primary-foreground: #0f0f1a;
  --sidebar-foreground: #e2e2f5;
  --secondary-foreground: #c4c2ff;
  --destructive-foreground: #ffffff;
  --sidebar-accent-foreground: #e2e2f5;
  --sidebar-primary-foreground: #0f0f1a;
}

/* ============================================================
   Reset & Base
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* ============================================================
   Utility
   ============================================================ */

.container {
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-heading {
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--foreground);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

/* ============================================================
   Navigation
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 245, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.footer-logo-img {
  height: 48px;
  width: auto;
  display: block;
  margin-bottom: 0.75rem;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--foreground);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

.nav-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.4rem;
  border-radius: var(--radius);
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--foreground);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem 1.5rem;
  gap: 0.25rem;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--foreground);
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.nav-mobile a:last-child {
  border-bottom: none;
}

.nav-mobile a:hover {
  color: var(--primary);
  text-decoration: none;
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-hamburger { display: none; }
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #2a4a35 0%, #3d6b50 40%, #4a5080 100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(20, 30, 50, 0.55), rgba(20, 30, 50, 0.7));
}

/* Stepping footprints texture — pure CSS */
.hero-texture {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    radial-gradient(ellipse 12px 18px at 15% 30%, white 100%, transparent 100%),
    radial-gradient(ellipse 8px 12px at 18% 38%, white 100%, transparent 100%),
    radial-gradient(ellipse 12px 18px at 32% 55%, white 100%, transparent 100%),
    radial-gradient(ellipse 8px 12px at 35% 63%, white 100%, transparent 100%),
    radial-gradient(ellipse 12px 18px at 50% 40%, white 100%, transparent 100%),
    radial-gradient(ellipse 8px 12px at 53% 48%, white 100%, transparent 100%),
    radial-gradient(ellipse 12px 18px at 68% 65%, white 100%, transparent 100%),
    radial-gradient(ellipse 8px 12px at 71% 73%, white 100%, transparent 100%);
  background-size: 400px 300px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-family: var(--font-serif);
  font-weight: normal;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255,255,255,0.82);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--chart-5);
  border-color: var(--chart-5);
  text-decoration: none;
  color: var(--primary-foreground);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255,255,255,0.6);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #ffffff;
  text-decoration: none;
  color: #ffffff;
}

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

.btn-outline-dark:hover {
  background: var(--secondary);
  text-decoration: none;
  color: var(--primary);
}

/* Photo placeholder */
.photo-placeholder {
  width: 100%;
  min-height: 260px;
  background: var(--muted);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  text-align: center;
  padding: 1.5rem;
}

.photo-placeholder .ph-icon {
  font-size: 2.5rem;
  opacity: 0.4;
}

.photo-placeholder p {
  max-width: 220px;
  line-height: 1.4;
}

/* ============================================================
   About / Our Story
   ============================================================ */

.about {
  padding: 5rem 0;
  background: var(--card);
}

.about-grid {
  display: grid;
  gap: 3rem;
}

.about-quote-block {
  border-left: 3px solid var(--primary);
  padding-left: 1.5rem;
  margin: 1.75rem 0;
}

.about-quote-block p {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--foreground);
  line-height: 1.8;
}

.about-body {
  font-size: 1.02rem;
  color: var(--muted-foreground);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.founder-credit {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.founder-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
  flex-shrink: 0;
}

.founder-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--foreground);
}

.founder-title {
  font-size: 0.8rem;
  color: var(--muted-foreground);
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

/* ============================================================
   Mission, Vision & Values
   ============================================================ */

.mission {
  padding: 5rem 0;
  background: var(--background);
}

.mv-grid {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.mv-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 2rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.mv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--chart-2));
}

.mv-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.mv-card p {
  font-size: 1rem;
  color: var(--foreground);
  line-height: 1.7;
}

.values-heading {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1.5rem;
}

.values-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.value-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow);
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.value-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.value-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--foreground);
  margin-bottom: 0.3rem;
}

.value-body {
  font-size: 0.9rem;
  color: var(--muted-foreground);
  line-height: 1.55;
}

@media (min-width: 600px) {
  .values-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .mv-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr 1fr; }
}

/* ============================================================
   Bot Camp
   ============================================================ */

.botcamp {
  padding: 5rem 0;
  background: var(--card);
}

.botcamp-logo {
  display: block;
  height: 100px;
  width: auto;
  margin-bottom: 1.25rem;
}

.botcamp-banner {
  margin-bottom: 3rem;
}

.botcamp-sessions-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin-bottom: 3rem;
}

.botcamp-session-card {
  align-items: flex-start;
}

.botcamp-session-photo {
  min-height: 140px;
  margin-top: 1rem;
}

.botcamp-cta {
  margin-top: 2.5rem;
}

.botcamp-cta .section-sub {
  margin-bottom: 1.5rem;
}

@media (min-width: 900px) {
  .botcamp-sessions-grid { grid-template-columns: 1fr 1fr 1fr; }
}

/* ============================================================
   Impact
   ============================================================ */

.impact {
  padding: 5rem 0;
  background: var(--card);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.stat-card {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.stat-number {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.4rem;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--muted-foreground);
  line-height: 1.4;
}

/* Step progress indicator */
.sdg-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 3rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.sdg-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
  min-width: 80px;
}

.sdg-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--chart-2));
  z-index: 0;
}

.sdg-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--primary-foreground);
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 8px rgba(110, 86, 207, 0.35);
}

.sdg-name {
  font-size: 0.68rem;
  text-align: center;
  color: var(--muted-foreground);
  line-height: 1.3;
  max-width: 70px;
}

.impact-lists {
  display: grid;
  gap: 2rem;
}

.impact-list-block h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.impact-list-block h3::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

.impact-list-block ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.impact-list-block li {
  font-size: 0.95rem;
  color: var(--foreground);
  padding: 0.6rem 0.9rem;
  background: var(--muted);
  border-radius: var(--radius);
  border-left: 3px solid var(--chart-2);
}

.partners-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.partner-tag {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  background: var(--secondary);
  color: var(--secondary-foreground);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
}

@media (min-width: 600px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .impact-lists { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   Testimonials
   ============================================================ */

.testimonials {
  padding: 5rem 0;
  background: linear-gradient(135deg, #2a4a35 0%, #3a5a45 50%, #3d406e 100%);
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 15, 26, 0.55);
}

.testimonials .container {
  position: relative;
  z-index: 1;
}

.testimonials .section-label {
  color: rgba(255,255,255,0.6);
}

.testimonials .section-heading {
  color: #ffffff;
}

.testimonials-grid {
  display: grid;
  gap: 1.5rem;
}

.testimonial-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: calc(var(--radius) * 1.5);
  padding: 2rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -0.25rem;
  left: 1.5rem;
  font-family: var(--font-serif);
  font-size: 5rem;
  color: rgba(164, 143, 255, 0.4);
  line-height: 1;
  pointer-events: none;
}

.testimonial-card blockquote {
  font-family: var(--font-serif);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  color: rgba(255,255,255,0.9);
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 1rem;
}

.testimonial-attr {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  font-style: normal;
  font-family: var(--font-sans);
}

.consent-note {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  font-style: italic;
}

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

/* ============================================================
   Get Involved
   ============================================================ */

.get-involved {
  padding: 5rem 0;
  background: var(--background);
}

.involved-grid {
  display: grid;
  gap: 1.5rem;
}

.involved-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.involved-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}

.involved-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--foreground);
}

.involved-card p {
  font-size: 0.92rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

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

/* ============================================================
   Contact
   ============================================================ */

.contact {
  padding: 5rem 0;
  background: var(--card);
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-foreground);
  margin-bottom: 0.2rem;
}

.contact-item-value {
  font-size: 0.95rem;
  color: var(--foreground);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--foreground);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--input);
  border-radius: var(--radius);
  background: var(--background);
  color: var(--foreground);
  transition: border-color 0.2s;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px rgba(110, 86, 207, 0.12);
}

.form-group textarea {
  min-height: 120px;
}

@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1.5fr; }
}

/* ============================================================
   Footer
   ============================================================ */

.footer {
  background: var(--foreground);
  color: rgba(255,255,255,0.75);
  padding: 3rem 0 2rem;
}

.footer-inner {
  display: grid;
  gap: 2.5rem;
}

.footer-brand .footer-logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.footer-brand .footer-logo span {
  color: var(--chart-2);
}

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0.35rem;
}

.footer-links h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.75rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #ffffff;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 2rem;
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
}

@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1.5fr 1fr; }
}

/* ============================================================
   SDG pill badges (used in impact)
   ============================================================ */

.sdg-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.sdg-3  { background: #4c9a2a22; color: #3a7a1a; border: 1px solid #4c9a2a44; }
.sdg-4  { background: #c7390a22; color: #a02800; border: 1px solid #c7390a44; }
.sdg-5  { background: #e0281522; color: #b01010; border: 1px solid #e0281544; }
.sdg-9  { background: #f3690022; color: #b34d00; border: 1px solid #f3690044; }
.sdg-10 { background: #c5197b22; color: #8c1060; border: 1px solid #c5197b44; }
.sdg-13 { background: #3f738122; color: #2a5a6a; border: 1px solid #3f738144; }

.sdg-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

/* ============================================================
   Responsive tweaks
   ============================================================ */

section {
  scroll-margin-top: 64px;
}