:root {
  --black: #111111;
  --black-soft: #1b1b1b;
  --white: #ffffff;
  --offwhite: #f7f7f7;
  --border: #e9e9e9;
  --muted: #6a6a6a;
  --gold: #d8a642;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
  --radius: 22px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.65;
}

body.no-scroll {
  overflow: hidden;
}

img {
  width: 100%;
  display: block;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  border: none;
  cursor: pointer;
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-badge {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--black);
  color: var(--white);
  font-weight: 800;
  font-size: 0.95rem;
}

.logo-text {
  display: grid;
  line-height: 1.08;
}

.logo-text strong {
  font-size: 1rem;
}

.logo-text small {
  font-size: 0.8rem;
  color: var(--muted);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.desktop-nav a,
.nav-donate {
  background: transparent;
  color: var(--black);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.desktop-nav a:hover,
.nav-donate:hover {
  color: var(--gold);
}

.nav-donate {
  font-weight: 700;
}

/* Mobile menu */
.menu-toggle,
.mobile-menu {
  display: none;
}

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(rgba(0,0,0,0.58), rgba(0,0,0,0.5)),
    url("https://images.unsplash.com/photo-1515169067868-5387ec356754?auto=format&fit=crop&w=1800&q=80")
    center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 34px;
  align-items: center;
  padding: 80px 0;
}

.hero-left {
  color: var(--white);
}

.eyebrow,
.section-kicker,
.contact-eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold);
}

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

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(2.6rem, 5vw, 4.8rem);
  line-height: 1.06;
  max-width: 760px;
}

.hero-text {
  max-width: 650px;
  font-size: 1.08rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-card {
  background: rgba(255,255,255,0.98);
  border-radius: 26px;
  padding: 30px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.18);
}

.mini-label {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 700;
}

.hero-card h3 {
  margin: 0 0 12px;
  font-size: 2rem;
  line-height: 1.15;
}

.hero-card p {
  margin: 0 0 18px;
  color: var(--muted);
}

.text-link {
  font-weight: 700;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.25s ease;
}

.btn-primary,
.btn-dark {
  background: var(--black);
  color: var(--white);
}

.btn-primary:hover,
.btn-dark:hover {
  background: var(--black-soft);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.72);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.08);
}

/* Sections */
.section {
  padding: 96px 0;
}

.alt-bg {
  background: var(--offwhite);
}

.split-section,
.feature-row {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 42px;
  align-items: center;
}

.split-image,
.feature-image,
.wide-image,
.contact-photo {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.split-image img {
  min-height: 440px;
  object-fit: cover;
}

.feature-image img {
  min-height: 380px;
  object-fit: cover;
}

.split-content h2,
.feature-content h2,
.center-head h2,
.contact-copy h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
}

.split-content p,
.feature-content p,
.center-text,
.contact-copy p,
.org-meta p,
.policy-content p {
  color: var(--muted);
}

.feature-content {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.feature-row + .feature-row {
  margin-top: 40px;
}

.feature-row.reverse {
  grid-template-columns: 1.05fr 0.95fr;
}

.feature-row.reverse .feature-image {
  order: 2;
}

.feature-row.reverse .feature-content {
  order: 1;
}

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

.center-head {
  max-width: 840px;
  margin: 0 auto 34px;
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 34px;
}

.action-card {
  min-height: 100px;
  border-radius: 20px;
  background: var(--black);
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  box-shadow: var(--shadow);
  transition: 0.25s ease;
}

.action-card:hover {
  background: var(--black-soft);
  transform: translateY(-2px);
}

.wide-image img {
  max-height: 520px;
  object-fit: cover;
}

/* Contact dark section */
.contact-section-dark {
  background: #080808;
  color: var(--white);
  padding: 64px 0 34px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: start;
}

.contact-copy h2 {
  color: var(--white);
}

.contact-photo {
  margin: 26px 0 22px;
}

.contact-photo img {
  max-height: 320px;
  object-fit: cover;
}

.org-meta p {
  color: #d7d7d7;
}

.contact-email {
  display: inline-block;
  margin-top: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gold);
  word-break: break-word;
}

.contact-email:hover {
  color: #efbc57;
}

.contact-form-wrap {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 26px;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
  color: #f1f1f1;
}

.contact-form label.full {
  grid-column: 1 / -1;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  padding: 14px 15px;
  outline: none;
  background: rgba(255,255,255,0.04);
  color: var(--white);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--gold);
}

.checkbox-row {
  grid-template-columns: 18px 1fr;
  align-items: start;
}

.checkbox-row input {
  margin-top: 3px;
}

.checkbox-row span {
  color: #d7d7d7;
  font-size: 0.92rem;
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border-radius: 999px;
  background: var(--white);
  color: var(--black);
  font-weight: 700;
}

.submit-btn:hover {
  background: #efefef;
}

.bottom-links {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.policy-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.policy-links a,
.back-top {
  color: #d6d6d6;
  font-size: 0.95rem;
}

.policy-links a:hover,
.back-top:hover {
  color: var(--white);
}

.site-footer {
  background: #080808;
}

.footer-row {
  padding: 0 0 24px;
}

.footer-row p {
  margin: 0;
  color: #bdbdbd;
  font-size: 0.94rem;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.62);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
}

.modal.show {
  display: flex;
}

.modal-card {
  position: relative;
  width: min(100%, 650px);
  background: var(--white);
  border-radius: 22px;
  padding: 28px;
  box-shadow: var(--shadow);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-card.small {
  width: min(100%, 520px);
}

.close-btn {
  position: absolute;
  top: 10px;
  right: 14px;
  background: transparent;
  color: #666;
  font-size: 2rem;
  line-height: 1;
}

.full-btn,
.full {
  width: 100%;
}

.success-icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #f3f3f3;
  color: var(--black);
  font-size: 2rem;
  font-weight: 800;
  margin: 0 auto 18px;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid,
  .split-section,
  .feature-row,
  .feature-row.reverse,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .feature-row.reverse .feature-image,
  .feature-row.reverse .feature-content {
    order: initial;
  }
}

@media (max-width: 920px) {
  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    padding: 8px;
  }

  .menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--black);
    display: block;
  }

  .mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.58);
    z-index: 1600;
  }

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

  .mobile-menu-inner {
    width: min(88%, 360px);
    height: 100%;
    background: var(--white);
    padding: 28px 22px;
    margin-left: auto;
    display: grid;
    align-content: start;
    gap: 14px;
    position: relative;
  }

  .mobile-link,
  .mobile-donate {
    padding: 12px 0;
    border-bottom: 1px solid #ededed;
    background: transparent;
    text-align: left;
    color: var(--black);
  }

  .mobile-donate {
    border: none;
    background: var(--black);
    color: var(--white);
    padding: 13px 18px;
    border-radius: 999px;
    margin-top: 8px;
  }

  .hero {
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

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

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

  .bottom-links {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-email {
    font-size: 1.08rem;
  }
}