/* ========== VARIABLES ========== */
:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;

  --red-50: #fef2f2;
  --red-100: #fee2e2;
  --red-200: #fecaca;
  --red-400: #f87171;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --red-700: #b91c1c;
  --red-800: #991b1b;
  --red-900: #7f1d1d;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);

  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ========== UTILITIES ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--blue-600), var(--red-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-white { color: var(--white) !important; -webkit-text-fill-color: var(--white); }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.938rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  color: var(--white);
  border-color: var(--blue-600);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--blue-700);
  border-color: var(--blue-300, #93c5fd);
}
.btn-outline:hover {
  background: var(--blue-50);
  border-color: var(--blue-500);
}

.btn-white {
  background: var(--white);
  color: var(--blue-700);
  border-color: var(--white);
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-full { width: 100%; }

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: all 0.3s ease;
}

.header.scrolled {
  box-shadow: var(--shadow);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gray-900);
}

.logo-icon {
  width: 38px;
  height: 38px;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue-700);
  background: var(--blue-50);
}

/* ========== LANGUAGE SWITCHER ========== */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 1rem;
}

.lang-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 22px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 3px;
  cursor: pointer;
  background: none;
  opacity: 0.5;
  transition: all 0.2s ease;
  overflow: hidden;
}

.lang-btn:hover {
  opacity: 0.8;
  transform: scale(1.1);
}

.lang-btn.active {
  opacity: 1;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.flag-icon {
  width: 100%;
  height: 100%;
  display: block;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(30, 64, 175, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(220, 38, 38, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, 0.05) 0%, transparent 40%);
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.06), rgba(220, 38, 38, 0.04));
  filter: blur(80px);
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(220, 38, 38, 0.05);
  filter: blur(60px);
}

.hero-split {
  position: relative;
  display: flex;
  align-items: center;
  gap: 3rem;
}

.hero-content {
  position: relative;
  flex: 1;
  max-width: 560px;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--blue-700);
  background: var(--blue-50);
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--gray-900);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.125rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 3rem;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
}

.stat-number::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--red-500);
}

.stat-label {
  font-size: 0.813rem;
  color: var(--gray-400);
  margin-top: 0.25rem;
}

/* ========== SECTIONS ========== */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--gray-50);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue-600);
  background: var(--blue-50);
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ========== HERO SUBTITLE ========== */
.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: 0.75rem;
}

/* ========== CAUSE BLOCKS ========== */
.cause-block {
  display: flex;
  gap: 2rem;
  padding: 2.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.cause-block:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.cause-icon-wrap {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cause-icon-wrap.blue-glow {
  background: var(--blue-50);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.cause-icon-wrap.red-glow {
  background: var(--red-50);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.15);
}

.cause-icon-wrap.green-glow {
  background: #f0fdf4;
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.15);
}

.cause-icon-wrap.gold-glow {
  background: #fffbeb;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

.cause-emoji {
  font-size: 1.75rem;
  line-height: 1;
}

.cause-content h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 0.25rem;
}

.cause-subtitle {
  display: inline-block;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--blue-600);
  margin-bottom: 0.75rem;
}

.cause-content p {
  font-size: 0.938rem;
  color: var(--gray-500);
  margin-bottom: 0.5rem;
}

.cause-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.cause-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.938rem;
  color: var(--gray-600);
  line-height: 1.8;
}

.cause-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--red-500));
}

.cause-quote {
  font-size: 0.938rem;
  font-weight: 700;
  color: var(--gray-800);
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  border-left: 3px solid;
  border-image: linear-gradient(to bottom, var(--blue-500), var(--red-500)) 1;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 0.25rem;
}

/* ========== PILLARS ========== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: all 0.3s ease;
}

.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.pillar-wide {
  grid-column: 2 / 4;
}

.pillar-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--blue-600);
}

.pillar-icon svg {
  width: 26px;
  height: 26px;
}

.pillar-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.pillar-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ========== HERO PIX CARD ========== */
.hero-pix {
  flex: 0 0 400px;
  position: relative;
}

.pix-card-hero {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
}

.pix-card-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-500), var(--red-500));
}

.pix-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-600), var(--red-500));
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.pix-card-hero h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.3;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.pix-card-hero p {
  font-size: 0.813rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.pix-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.pix-step {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.pix-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--blue-700);
  flex-shrink: 0;
}

.pix-step span:last-child {
  font-size: 0.85rem;
  color: var(--gray-600);
  font-weight: 500;
}

.pix-qr-wrap-hero {
  text-align: center;
  padding: 1rem;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  border: 1px dashed var(--gray-200);
}

.pix-qr-img-hero {
  width: 180px;
  height: 180px;
  border-radius: var(--radius);
  margin: 0 auto 0.5rem;
  display: block;
}

.pix-qr-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========== FOOTER CONTENT (3-col) ========== */
.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* ========== ABOUT ========== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.about-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: all 0.3s ease;
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.about-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.about-icon svg {
  width: 26px;
  height: 26px;
}

.about-icon.blue { background: var(--blue-50); color: var(--blue-600); }
.about-icon.red { background: var(--red-50); color: var(--red-600); }
.about-icon.gradient {
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  color: var(--blue-600);
}

.about-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.about-card p {
  font-size: 0.938rem;
  color: var(--gray-500);
  line-height: 1.65;
}

/* ========== PROJECTS ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-100);
  transition: all 0.3s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.project-image {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-image svg {
  width: 80px;
  height: 80px;
  opacity: 0.9;
}

.blue-bg { background: linear-gradient(135deg, var(--blue-600), var(--blue-800)); }
.red-bg { background: linear-gradient(135deg, var(--red-500), var(--red-700)); }
.gradient-bg { background: linear-gradient(135deg, var(--blue-600), var(--red-500)); }

.project-content {
  padding: 1.5rem;
}

.project-tag {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.tag-blue { background: var(--blue-50); color: var(--blue-700); }
.tag-red { background: var(--red-50); color: var(--red-700); }
.tag-gradient {
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  color: var(--blue-700);
}

.project-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.project-content p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.project-meta {
  display: flex;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-100);
}

.project-meta span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.project-meta span::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-400);
}

/* ========== IMPACT ========== */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.impact-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: all 0.3s ease;
}

.impact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.impact-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.impact-label {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 1.25rem;
}

.impact-bar {
  height: 6px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.impact-fill {
  height: 100%;
  border-radius: var(--radius-full);
  width: 0;
  transition: width 1.5s ease;
}

.impact-fill.animated { width: var(--width); }

.blue-fill { background: linear-gradient(90deg, var(--blue-400), var(--blue-600)); }
.red-fill { background: linear-gradient(90deg, var(--red-400), var(--red-600)); }
.gradient-fill { background: linear-gradient(90deg, var(--blue-500), var(--red-500)); }

/* ========== TESTIMONIALS ========== */
.testimonials-title {
  font-size: 1.35rem;
  font-weight: 700;
  text-align: center;
  color: var(--gray-900);
  margin-bottom: 2rem;
}

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

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  position: relative;
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
}

.testimonial-quote {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--blue-400), var(--red-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.testimonial-card p {
  font-size: 0.938rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.813rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}

.blue-bg-light { background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); }
.red-bg-light { background: linear-gradient(135deg, var(--red-500), var(--red-700)); }
.gradient-bg-light { background: linear-gradient(135deg, var(--blue-500), var(--red-500)); }

.testimonial-author strong {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-800);
}

.testimonial-author span {
  font-size: 0.75rem;
  color: var(--gray-400);
}

/* ========== TEAM ========== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.team-card {
  background: var(--white);
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: all 0.3s ease;
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
}

.blue-gradient { background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); }
.red-gradient { background: linear-gradient(135deg, var(--red-500), var(--red-700)); }
.mixed-gradient { background: linear-gradient(135deg, var(--blue-600), var(--red-500)); }

.team-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.25rem;
}

.team-role {
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--blue-600);
  display: block;
  margin-bottom: 0.75rem;
}

.team-card p {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.55;
}

/* ========== CTA ========== */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-900) 40%, var(--red-800));
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(220, 38, 38, 0.15);
  filter: blur(80px);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.1);
  filter: blur(60px);
}

.cta-content {
  position: relative;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
  line-height: 1.15;
}

.cta-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== CONTACT ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-form {
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}

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

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.938rem;
  font-family: inherit;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--gray-800);
  transition: all 0.2s ease;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

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

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-icon.blue { background: var(--blue-50); color: var(--blue-600); }
.contact-icon.red { background: var(--red-50); color: var(--red-600); }
.contact-icon.gradient {
  background: linear-gradient(135deg, var(--blue-50), var(--red-50));
  color: var(--blue-600);
}

.contact-item strong {
  display: block;
  font-size: 0.938rem;
  color: var(--gray-800);
  margin-bottom: 0.2rem;
}

.contact-item p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.contact-social {
  display: flex;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  color: var(--gray-500);
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
}

.social-link:hover {
  background: var(--blue-600);
  color: var(--white);
  border-color: var(--blue-600);
  transform: translateY(-2px);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--gray-900);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
  margin-bottom: 1rem;
  color: var(--white);
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-400);
  line-height: 1.65;
  max-width: 280px;
}

.footer-links h4 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links a {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-400);
  padding: 0.3rem 0;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding: 1.5rem 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.813rem;
  color: var(--gray-500);
}

/* ========== FORM SUCCESS ========== */
.form-success {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
}

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

.form-success svg {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
}

.form-success h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.form-success p {
  color: var(--gray-500);
  font-size: 0.938rem;
}

/* ========== ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .projects-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pillar-wide {
    grid-column: 1 / -1;
  }

  .footer-grid,
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--gray-200);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-toggle { display: flex; }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero { min-height: auto; padding: 120px 0 60px; }
  .hero h1 { font-size: 2.25rem; }

  .hero-split {
    flex-direction: column;
    gap: 2rem;
  }

  .hero-pix {
    flex: none;
    width: 100%;
  }

  .pix-qr-img-hero {
    width: 150px;
    height: 150px;
  }
  .hero-stats { gap: 1.5rem; }
  .stat-number { font-size: 1.5rem; }

  .about-grid,
  .projects-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .impact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid,
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .cause-block {
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.75rem;
  }

  .pillars-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pillar-wide {
    grid-column: 1 / -1;
  }

  .section { padding: 60px 0; }
  .cta-section { padding: 60px 0; }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .impact-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .pillar-wide {
    grid-column: auto;
  }
}