/* Base Tokens & Variables */
:root {
  /* Surfaces — pure white canvas */
  --color-bg: #FFFFFF;
  --color-surface: #FFFFFF;
  --color-surface-2: #FAFAFA;
  /* Subtle off-white — for alternating sections */
  --color-surface-offset: #F5F4F2;
  /* Warm whisper — for stat strips, callout bands */
  --color-divider: #EBEBEB;
  --color-border: #E4E4E4;

  /* Text — warm near-black, not pure #000 */
  --color-text: #1A1A1A;
  --color-text-muted: #6B6B6B;
  --color-text-faint: #ABABAB;
  --color-text-inverse: #FFFFFF;

  /* Primary Accent — Brand Orange, used sparingly */
  --color-primary: #E87722;
  --color-primary-hover: #C9611A;
  --color-primary-active: #A84E14;
  --color-primary-highlight: #FEF0E6;
  /* Very light orange tint — for selected states */
  --color-error: #D32F2F;

  /* Typography */
  --font-body: 'Satoshi', 'Inter', sans-serif;
  --font-display: 'Satoshi', 'Inter', sans-serif;
  --font-ui: 'Inter', system-ui, sans-serif;

  /* Type Scale */
  --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-hero: clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --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;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* Typography Overrides */
h1,
h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

p,
li {
  font-weight: 400;
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

.label,
caption {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-link {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 180ms ease;
  position: relative;
  display: inline-block;
  padding-block: var(--space-1);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

.nav-link.active::after {
  content: '';
  display: block;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
}

button {
  font-family: var(--font-body);
  font-weight: 600;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-hover);
}

ul,
ol {
  list-style: none;
}

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

:focus-visible {
  outline: 3px solid var(--color-primary-highlight);
  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;
  }
}

/* Layout */
.container {
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2rem);
}

section {
  padding-block: clamp(4rem, 8vw, 7rem);
  padding-inline: clamp(1.25rem, 5vw, 2rem);
}

section+section {
  border-top: 1px solid var(--color-divider);
}

.section-alt {
  background-color: var(--color-surface-2);
}

.section-offset {
  background-color: var(--color-surface-offset);
}

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

.mb-2 {
  margin-bottom: var(--space-2);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.mb-8 {
  margin-bottom: var(--space-8);
}

.mb-12 {
  margin-bottom: var(--space-12);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-8 {
  margin-top: var(--space-8);
}

/* Section Labels */
.section-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  text-decoration: none;
  cursor: pointer;
  transition: all 180ms ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: 0.65rem 1.5rem;
  border-radius: 6px;
  border: none;
  letter-spacing: 0.01em;
  transition: background 180ms ease, transform 120ms ease;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #FFFFFF;
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  padding: 0.65rem 1.5rem;
  border-radius: 6px;
  transition: border-color 180ms ease, color 180ms ease;
}

.btn-secondary:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-divider);
  backdrop-filter: none;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.logo-container img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.footer-logo img {
  filter: brightness(0) invert(1);
  height: 40px;
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  padding: var(--space-2);
}

@media (max-width: 1023px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-surface);
    flex-direction: column;
    padding: var(--space-8) var(--space-6);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    align-items: flex-start;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .mobile-menu-btn {
    display: block;
  }
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: var(--space-6);
  transition: box-shadow 200ms ease, transform 200ms ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
  transform: translateY(-2px);
}

.card-icon {
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.card-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

/* Grids */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 767px) {

  .grid-3,
  .grid-2,
  .grid-5 {
    grid-template-columns: 1fr;
  }
}

/* 5C Concept Cards */
.concept-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: var(--space-6);
}

.concept-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-primary-highlight);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  transition: transform 0.3s ease;
}

.concept-card:hover .concept-icon {
  transform: scale(1.1);
}

.concept-icon svg {
  width: 24px;
  height: 24px;
}

.concept-word {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.concept-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 0;
}

/* Homepage Hero Section */
.hero {
  min-height: 92vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #FFFFFF;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.52);
  z-index: -1;
}

.hero-content {
  max-width: 1000px;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: var(--text-hero);
  color: #FFFFFF;
  margin-bottom: var(--space-6);
}

.hero-subtitle {
  font-size: var(--text-lg);
  font-weight: 300;
  color: #FFFFFF;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Inner Page Hero Bands */
.page-hero {
  background: var(--color-surface-offset);
  padding-block: clamp(4rem, 10vw, 8rem);
  border-bottom: 1px solid var(--color-divider);
}

.page-hero h1 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.025em;
  max-width: 700px;
  margin-bottom: 0;
}

.page-hero p {
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-top: var(--space-4);
  line-height: 1.65;
  margin-bottom: 0;
}

/* Media Strip */
.media-strip {
  background-color: var(--color-surface);
  overflow: hidden;
  padding-block: clamp(2rem, 4vw, 2rem);
}

.media-strip-title {
  text-align: center;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-6);
}

.marquee {
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: var(--space-16);
  padding-block: var(--space-4);
}

.marquee-track {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: var(--space-20);
  min-width: max-content;
  animation: scroll-marquee 25s linear infinite;
}

@keyframes scroll-marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(calc(-100% - var(--space-20)));
  }
}

.media-logo-img {
  height: 200px;
  width: auto;
  max-width: none;
  /* Prevents global img max-width from shrinking it */
  object-fit: contain;
  opacity: 1;
  transition: transform 0.3s ease;
  filter: none;
  flex-shrink: 0;
}

.media-logo-img:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .media-logo-img {
    height: 64px;
  }
}

/* Ways We Help */
.ways-we-help {
  position: relative;
}

.ways-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}

@media (max-width: 767px) {
  .ways-pillars {
    grid-template-columns: 1fr;
  }
}

/* Impact Stats Strip */
.stats-strip {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  text-align: center;
}

@media (max-width: 768px) {
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
}

@media (max-width: 480px) {
  .impact-grid {
    grid-template-columns: 1fr;
  }
}

.stat-number {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-top: var(--space-2);
}

/* Volunteer Timeline */
.timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--color-border);
  z-index: 1;
}

.timeline-step {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
  padding: 0 var(--space-4);
}

.timeline-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

@media (max-width: 767px) {
  .timeline {
    flex-direction: column;
    gap: var(--space-8);
  }

  .timeline::before {
    display: none;
  }
}

/* CTA Band */
.cta-band {
  background: var(--color-primary);
  padding-block: clamp(3rem, 6vw, 5rem);
  text-align: center;
}

.cta-band h2 {
  color: #FFFFFF;
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: 0;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.82);
  font-size: var(--text-base);
  margin-top: var(--space-3);
  margin-bottom: 0;
}

.cta-band .btn {
  background: #FFFFFF;
  color: var(--color-primary);
  font-weight: 700;
  margin-top: var(--space-6);
}

.cta-band .btn:hover {
  background: #F5F4F2;
}

/* Footer */
footer {
  background: #111111;
  color: #FFFFFF;
  padding-block: clamp(3rem, 6vw, 5rem);
  border-top: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.footer-brand .logo-container {
  color: #FFFFFF;
  margin-bottom: var(--space-4);
}

.footer-heading {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-4);
}

.footer-link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  line-height: 2;
  transition: color 0.2s;
  display: block;
}

.footer-link:hover {
  color: #FFFFFF;
}

.footer-legal {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 400ms ease-out, transform 400ms ease-out;
}

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

.delay-100 {
  transition-delay: 100ms;
}

.delay-200 {
  transition-delay: 200ms;
}

.delay-300 {
  transition-delay: 300ms;
}

/* Badges / Chips */
.chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-surface-offset);
  border-radius: 4px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin: var(--space-1);
}

.location-chip {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

/* Tables */
.impact-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.impact-table th {
  background-color: var(--color-surface-offset);
  color: var(--color-text);
  text-align: left;
  padding: var(--space-4) var(--space-6);
  font-weight: 600;
  border-bottom: 1px solid var(--color-divider);
}

.impact-table td {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}

.impact-table tr:last-child td {
  border-bottom: none;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: var(--space-1);
}

.form-input {
  width: 100%;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

textarea.form-input {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  color: var(--color-error);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
  display: none;
}

.form-input.invalid {
  border-color: var(--color-error);
}

.form-input.invalid+.form-error {
  display: block;
}

.success-message {
  display: none;
  background-color: var(--color-primary-highlight);
  color: var(--color-primary-active);
  padding: var(--space-4);
  border-radius: 6px;
  margin-top: var(--space-4);
  font-weight: 500;
  align-items: center;
  gap: var(--space-2);
}

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