/* ============================================
   SUPPORT HVACR TRADE INC. — Design System
   Blueprint to Career · Trade Navy · Amber
   Colors matched to official shield logo:
   Navy #0E2A47 · Amber #E8920A · Green #4A7C59
   ============================================ */

/* ---- DESIGN TOKENS ---- */
:root {
  --navy:   #0E2A47;
  --navy-dark: #091d33;
  --copper: #E8920A;        /* matched to logo amber/orange */
  --copper-dark: #c97908;
  --teal:   #4A7C59;        /* matched to logo green */
  --teal-dark: #3a6347;
  --amber:  #E8920A;        /* logo outer border amber — same as --copper */
  --cream:  #F7F3EC;
  --cream-dark: #ede7db;
  --ink:    #101820;
  --ink-soft: #2d3748;
  --white:  #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;

  --font-display: 'Fraunces', Georgia, serif;
  --font-ui:      'Inter Tight', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Mono', monospace;

  --radius-sm:  4px;
  --radius:     8px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  --shadow-warm: 0 4px 24px rgba(14,42,71,0.10), 0 1px 4px rgba(226,106,44,0.06);
  --shadow-lift: 0 8px 40px rgba(14,42,71,0.16), 0 2px 8px rgba(226,106,44,0.08);
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);

  --container-max: 1200px;
  --container-pad: 1.5rem;

  --header-h: 72px;
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-ui);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ---- CONTAINER ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ---- TYPOGRAPHY ---- */
h1,h2,h3,h4,h5,h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }
.mono { font-family: var(--font-mono); }
em { font-style: italic; color: var(--copper); }

/* ---- CHAPTER MARK ---- */
.chapter-mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  background: rgba(226,106,44,0.1);
  border: 1px solid rgba(226,106,44,0.25);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}
.chapter-mark.light {
  color: rgba(247,243,236,0.85);
  background: rgba(247,243,236,0.1);
  border-color: rgba(247,243,236,0.2);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-lift); }
.btn:active { transform: translateY(0); }

.btn-copper { background: var(--copper); color: #fff; border-color: var(--copper); }
.btn-copper:hover { background: var(--copper-dark); border-color: var(--copper-dark); }

.btn-navy { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-dark); border-color: var(--navy-dark); }

.btn-teal { background: var(--teal); color: #fff; border-color: var(--teal); }
.btn-teal:hover { background: var(--teal-dark); border-color: var(--teal-dark); }

.btn-white { background: #fff; color: var(--navy); border-color: #fff; }
.btn-white:hover { background: var(--cream); border-color: var(--cream); }

.btn-outline-navy { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-outline-navy:hover { background: var(--navy); color: #fff; }

.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

.btn-outline-copper { background: transparent; color: var(--copper); border-color: var(--copper); }
.btn-outline-copper:hover { background: var(--copper); color: #fff; }

.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.8rem; }

/* ---- TEXT LINK ---- */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--copper);
  font-weight: 600;
  font-size: 0.9rem;
  transition: gap var(--transition), opacity var(--transition);
}
.text-link:hover { gap: 0.7rem; opacity: 0.85; }

/* ---- BACKGROUNDS ---- */
.bg-navy  { background: var(--navy); color: var(--white); }
.bg-copper { background: var(--copper); color: var(--white); }
.bg-teal  { background: var(--teal); color: var(--white); }
.bg-cream  { background: var(--cream); color: var(--ink); }
.bg-ink   { background: var(--ink); color: var(--white); }

.bg-blueprint {
  background-color: var(--cream);
  background-image: radial-gradient(circle, rgba(14,42,71,0.12) 1px, transparent 1px);
  background-size: 28px 28px;
}
.bg-blueprint-dark {
  background-color: var(--navy-dark);
  background-image: radial-gradient(circle, rgba(43,166,164,0.15) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* ---- TICKET / CARD ---- */
.ticket {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-warm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.ticket:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }

/* ---- REVEAL ANIMATION ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- PROGRESS BAR ---- */
.progress-track {
  width: 100%;
  height: 8px;
  background: var(--gray-200);
  border-radius: 99px;
  overflow: hidden;
}
.progress-track-lg { height: 14px; }
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--copper), #f5893e);
  border-radius: 99px;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}
.progress-fill-teal {
  background: linear-gradient(90deg, var(--teal), #6aa87a);
}

/* ---- REAL LOGO IMAGE IN HEADER ---- */
.logo-img {
  width: auto;
  height: 46px;
  max-width: 46px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.3));
}
footer .logo-img {
  height: 40px;
  max-width: 40px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  text-decoration: none;
}

/* ============================
   SITE HEADER
   ============================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14,42,71,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  height: var(--header-h);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--copper);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.logo-mark-sm { width: 32px; height: 32px; font-size: 0.9rem; }
.brand-text { display: flex; flex-direction: column; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  line-height: 1.2;
}
.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--teal);
  text-transform: uppercase;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  color: rgba(255,255,255,0.78);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav-cta { margin-left: 0.5rem; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-drawer {
  display: none;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: rgba(14,42,71,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 1rem var(--container-pad) 1.5rem;
  animation: slideDown 0.25s ease;
}
.mobile-drawer.open { display: block; }
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.mobile-nav-link {
  color: rgba(255,255,255,0.82);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.7rem 0.5rem;
  border-radius: var(--radius-sm);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition), background var(--transition);
}
.mobile-nav-link:hover { color: #fff; background: rgba(255,255,255,0.06); }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================
   SECTIONS
   ============================ */
.section {
  padding: 5rem 0;
}
.section-headline {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--navy);
  margin-bottom: 1rem;
}
.section-sub {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 640px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}
.section.bg-navy .section-headline,
.section.bg-navy .section-sub { color: var(--white); }
.section.bg-navy .section-sub { color: rgba(255,255,255,0.75); }

/* ============================
   HERO
   ============================ */
.hero-section {
  padding: 5rem 0 4rem;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-content { max-width: 560px; }
.hero-headline {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  color: #fff;
  margin-bottom: 1.25rem;
  line-height: 1.1;
}
.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.78);
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  width: fit-content;
}
.proof-stat { display: flex; flex-direction: column; align-items: center; gap: 0.2rem; }
.stat-num { font-family: var(--font-mono); font-size: 1.6rem; font-weight: 600; color: var(--copper); }
.stat-label { font-size: 0.72rem; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.08em; }
.proof-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.15); }

.hero-visual { position: relative; }
.hero-card { overflow: hidden; }
.hero-card-img img { width: 100%; height: 300px; object-fit: cover; }
.hero-card-body { padding: 1.25rem; }
.campaign-mini-bar { }
.campaign-mini-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

/* ============================
   MISSION STRIP
   ============================ */
.mission-strip {
  padding: 2.5rem 0;
  text-align: center;
}
.mission-text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-style: italic;
  color: #fff;
  max-width: 780px;
  margin: 0 auto 0.75rem;
  line-height: 1.55;
}
.mission-attr {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}

/* ============================
   PHOTO GALLERY
   ============================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.gallery-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.gallery-img-wrap {
  width: 100%;
  height: 260px;
  overflow: hidden;
  background: var(--gray-200);
}
.gallery-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s ease;
}
.gallery-card:hover .gallery-img-wrap img {
  transform: scale(1.04);
}
.gallery-caption {
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 2px solid var(--cream);
}

/* Gallery school strip */
.gallery-school-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
  background: var(--navy);
  border-radius: var(--radius-xl);
  padding: 1.75rem 2rem;
}
.school-strip-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  color: #fff;
}
.school-strip-item > i {
  font-size: 1.3rem;
  color: var(--copper);
  margin-top: 0.1rem;
  flex-shrink: 0;
}
.school-strip-item strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 0.15rem;
}
.school-strip-item span {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.62);
}

@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-img-wrap { height: 220px; }
  .gallery-school-strip { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
}
@media (max-width: 480px) {
  .gallery-school-strip { grid-template-columns: 1fr; }
}

/* ============================
   PROGRAMS
   ============================ */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.program-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.program-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}
.program-card h3 {
  font-size: 1.2rem;
  color: var(--navy);
}
.program-card p { color: var(--ink-soft); font-size: 0.93rem; line-height: 1.65; flex: 1; }

/* ============================
   CAMPAIGN METER
   ============================ */
.campaign-meter-box {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-warm);
  padding: 2.5rem;
  max-width: 760px;
  margin: 2rem auto 0;
}
.meter-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--gray-200);
}
.meter-stat { text-align: center; }
.meter-val {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.meter-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-600);
}
.meter-progress-section {}
.meter-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.6rem;
  font-size: 0.9rem;
}
.meter-raised { font-size: 1.3rem; font-weight: 600; color: var(--copper); }
.meter-goal-text { color: var(--ink-soft); }
.meter-pct { font-weight: 600; color: var(--ink-soft); }
.meter-student-bar { margin-top: 1rem; }
.meter-cta-row {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* ============================
   PROOF POINTS
   ============================ */
.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.proof-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.proof-card-top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.proof-badge {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--copper), #f5893e);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
}
.proof-card-top strong { font-size: 1.05rem; color: var(--navy); display: block; }
.proof-type { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--teal); }
.proof-detail { color: var(--ink-soft); font-size: 0.92rem; line-height: 1.6; }
.proof-metric { font-family: var(--font-mono); font-weight: 600; color: var(--copper); font-size: 1.1rem; margin-top: 0.5rem; }
.proof-card-cta {
  background: linear-gradient(135deg, var(--navy) 0%, #163a60 100%);
  color: #fff;
  align-items: flex-start;
}
.proof-card-cta strong { color: var(--copper); font-size: 1.15rem; font-family: var(--font-display); display: block; margin-bottom: 0.5rem; line-height: 1.3; }
.proof-card-cta p { color: rgba(255,255,255,0.78); font-size: 0.9rem; line-height: 1.7; margin-bottom: 0; }
.proof-card-cta .proof-badge { background: rgba(232,146,10,0.18); color: var(--copper); }

/* ============================
   FOUNDER SECTION
   ============================ */
.founder-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 4rem;
  align-items: center;
}
.founder-portrait img {
  width: 100%;
  max-width: 280px;
  height: 340px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  border: 3px solid var(--copper);
}
.founder-quote {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-style: italic;
  color: rgba(255,255,255,0.92);
  line-height: 1.6;
  border-left: 3px solid var(--copper);
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}
.founder-cite {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.founder-cite strong { color: var(--copper); font-size: 1.1rem; display: block; margin-bottom: 0.5rem; }
.founder-cite span { font-size: 0.85rem; color: rgba(255,255,255,0.6); line-height: 1.5; }
.founder-titles {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  font-size: 0.84rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  letter-spacing: 0.01em;
}
.founder-titles br { display: none; }

/* ============================
   CTA BAND
   ============================ */
.cta-band { padding: 4rem 0; }
.cta-band-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-band h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: #fff;
  margin-bottom: 0.5rem;
}
.cta-band p { color: rgba(255,255,255,0.82); max-width: 480px; }
.cta-band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* ============================
   SITE FOOTER
   ============================ */
.site-footer { padding: 4rem 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.footer-mission {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.footer-contact a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--copper); }
.footer-nav h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
}
.footer-nav a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  padding: 0.25rem 0;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }
.footer-bottom {
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  font-family: var(--font-mono);
  flex-wrap: wrap;
}

/* ============================
   PAGE HERO (inner pages)
   ============================ */
.page-hero {
  background: var(--navy);
  background-image: radial-gradient(circle, rgba(43,166,164,0.15) 1px, transparent 1px);
  background-size: 28px 28px;
  padding: 5rem 0 4rem;
  text-align: center;
}
.page-hero-content { max-width: 700px; margin: 0 auto; }
.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: #fff;
  margin-bottom: 1rem;
}
.page-hero .subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.7;
}

/* ============================
   SPONSORSHIP TIERS
   ============================ */
.tiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.tier-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-warm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.tier-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.tier-card.featured {
  border: 2px solid var(--copper);
  transform: scale(1.03);
}
.tier-card.featured:hover { transform: scale(1.03) translateY(-4px); }
.tier-header {
  padding: 1.75rem 1.5rem 1.5rem;
  text-align: center;
}
.tier-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  background: rgba(255,255,255,0.2);
  display: inline-block;
  margin-bottom: 0.75rem;
}
.tier-name { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem; color: #fff; }
.tier-price {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 600;
  color: #fff;
  line-height: 1;
}
.tier-price-sub { font-size: 0.8rem; color: rgba(255,255,255,0.7); margin-top: 0.25rem; }
.tier-body {
  background: var(--white);
  padding: 1.5rem;
}
.tier-benefit {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.4rem 0;
  font-size: 0.875rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--gray-100);
}
.tier-benefit:last-of-type { border-bottom: none; }
.tier-benefit i { color: var(--teal); font-size: 0.9rem; margin-top: 0.15rem; flex-shrink: 0; }
.tier-cta { padding: 1.25rem 1.5rem; background: var(--gray-100); text-align: center; }

/* Tier Colors */
.tier-seed .tier-header { background: linear-gradient(135deg, #2d6a4f, #40916c); }
.tier-classroom .tier-header { background: linear-gradient(135deg, var(--teal-dark), var(--teal)); }
.tier-campus .tier-header { background: linear-gradient(135deg, var(--copper-dark), var(--copper)); }
.tier-title .tier-header { background: linear-gradient(135deg, var(--navy), #1a4a7a); }
.tier-founding .tier-header { background: linear-gradient(135deg, #1a1a2e, #16213e); }

/* ============================
   FORMS
   ============================ */
.form-section {
  padding: 5rem 0;
  background: var(--cream);
}
.form-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-warm);
  padding: 3rem;
  max-width: 680px;
  margin: 0 auto;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.4rem;
}
.form-control {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(43,166,164,0.12);
}
.form-control::placeholder { color: var(--gray-500); }
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { appearance: none; 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='%236c757d' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-hint { font-size: 0.78rem; color: var(--gray-600); margin-top: 0.3rem; }
.form-success {
  display: none;
  background: rgba(43,166,164,0.1);
  border: 1px solid var(--teal);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  color: var(--teal-dark);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  align-items: center;
  gap: 0.75rem;
}
.form-success.show { display: flex; }

/* ============================
   TAB SYSTEM (Contact page)
   ============================ */
.tab-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--gray-100);
  border: 1.5px solid var(--gray-200);
  cursor: pointer;
  transition: all var(--transition);
}
.tab-btn.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.tab-btn:hover:not(.active) {
  background: var(--gray-200);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================
   DONATE PAGE
   ============================ */
.donate-amount-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.amount-btn {
  padding: 0.75rem;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}
.amount-btn.selected, .amount-btn:hover {
  border-color: var(--copper);
  background: rgba(226,106,44,0.06);
  color: var(--copper);
}
.custom-amount-wrap { position: relative; }
.custom-amount-wrap .currency {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--gray-600);
}
.custom-amount-wrap input { padding-left: 2rem; }

/* ============================
   IMPACT PAGE
   ============================ */
.impact-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.impact-stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-xl);
  background: var(--white);
  box-shadow: var(--shadow-warm);
}
.impact-stat-num {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.impact-stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-600);
}

/* ============================
   INFO LISTS
   ============================ */
.check-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.93rem;
  color: var(--ink-soft);
}
.check-item i { color: var(--teal); font-size: 1rem; margin-top: 0.15rem; flex-shrink: 0; }

/* ============================
   TWO-COLUMN CONTENT
   ============================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }
.two-col img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-warm);
}

/* ============================
   CONTACT PAGE GRID
   ============================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr !important; gap: 1.5rem; }
}

/* ============================
   PROOF CARD CTA — mobile
   ============================ */
@media (max-width: 480px) {
  .proof-card-cta { padding: 1.5rem; }
  .proof-card-cta strong { font-size: 1.05rem; }
  .proof-card-cta p { font-size: 0.87rem; }
}

/* ============================
   TOAST
   ============================ */
#toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--navy);
  color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  z-index: 9999;
  max-width: 360px;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast .toast-icon { font-size: 1.1rem; color: var(--teal); }

/* ============================
   NOT FOUND
   ============================ */
.not-found-section {
  min-height: calc(100vh - var(--header-h) - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 1rem;
}
.not-found-section h1 {
  font-family: var(--font-mono);
  font-size: 6rem;
  color: var(--gray-200);
  line-height: 1;
  margin-bottom: 1rem;
}
.not-found-section h2 { font-size: 1.8rem; color: var(--navy); margin-bottom: 1rem; }

/* ============================
   ACTIVE NAV
   ============================ */
.nav-link.active-page { color: var(--copper) !important; }
.mobile-nav-link.active-page { color: var(--copper) !important; }

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .programs-grid { grid-template-columns: 1fr 1fr; }
  .tiers-grid { grid-template-columns: repeat(2, 1fr); }
  .tier-card.featured { transform: none; }
}

@media (max-width: 768px) {
  :root { --container-pad: 1.1rem; }

  .main-nav { display: none; }
  .hamburger { display: flex; }

  /* Hero */
  .hero-section { min-height: auto; padding: 3rem 0 2.5rem; }
  .hero-inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero-headline { font-size: 2.1rem; }
  .hero-sub { font-size: 1.05rem; }
  .hero-proof { gap: 0.85rem; padding: 0.9rem 1rem; flex-wrap: wrap; }
  .stat-num { font-size: 1.3rem; }
  .proof-divider { display: none; }

  /* Programs / Cards */
  .programs-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .program-card { padding: 1.5rem; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-card { padding: 1.5rem; }

  /* Founder */
  .founder-inner { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .founder-portrait { display: flex; justify-content: center; }
  .founder-portrait img { max-width: 200px; height: 240px; }
  .founder-quote { font-size: 1.05rem; padding-left: 1rem; border-left-width: 2px; }
  .founder-cite { align-items: center; }
  .founder-titles { align-items: center; text-align: center; }

  /* Two-col */
  .two-col { grid-template-columns: 1fr; gap: 2rem; }
  .two-col.reverse { direction: ltr; }
  .two-col img { max-height: 280px; object-fit: cover; }

  /* Campaign meter */
  .campaign-meter-box { padding: 1.75rem 1.25rem; }
  .meter-stats-row { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .meter-val { font-size: 1.6rem; }
  .meter-cta-row { flex-direction: column; gap: 0.75rem; }
  .meter-cta-row .btn { width: 100%; justify-content: center; }

  /* Tiers */
  .tiers-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .tier-card.featured { transform: none; }
  .tier-header { padding: 1.5rem 1.25rem; }
  .tier-body { padding: 1.25rem; }
  .tier-cta { padding: 1rem 1.25rem; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
  .site-footer { padding-top: 3rem; }

  /* CTA band */
  .cta-band { padding: 3rem 0; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .cta-band h2 { font-size: 1.6rem; }
  .cta-band-actions { width: 100%; }
  .cta-band-actions .btn { flex: 1; min-width: 140px; justify-content: center; }

  /* Impact stats */
  .impact-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .impact-stat-card { padding: 1.5rem 1rem; }
  .impact-stat-num { font-size: 2rem; }

  /* Forms */
  .form-row { grid-template-columns: 1fr; }
  .form-box { padding: 2rem 1.25rem; }
  .tab-bar { gap: 0.4rem; }
  .tab-btn { padding: 0.5rem 0.85rem; font-size: 0.8rem; }

  /* Sections */
  .section { padding: 3rem 0; }
  .page-hero { padding: 3rem 0 2rem; }
  .page-hero h1 { font-size: 2rem; }
  .page-hero .subtitle { font-size: 1rem; }

  /* Donate */
  .donate-amount-grid { grid-template-columns: repeat(2, 1fr); }

  /* Service area / ticket cards on mobile */
  .ticket { border-radius: var(--radius); }
}

@media (max-width: 480px) {
  :root { --container-pad: 0.9rem; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-bottom-inner { flex-direction: column; text-align: center; gap: 0.5rem; }

  /* Hero */
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-proof { justify-content: center; }

  /* CTA band */
  .cta-band-actions { flex-direction: column; }
  .cta-band-actions .btn { width: 100%; justify-content: center; }

  /* Meter */
  .meter-stats-row { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .meter-val { font-size: 1.4rem; }

  /* Impact stats — 1 col on very small */
  .impact-stats-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }

  /* Tab bar — wrap and full-row on tiny screens */
  .tab-bar { flex-direction: column; gap: 0.35rem; }
  .tab-btn { width: 100%; text-align: left; }

  /* Form padding */
  .form-box { padding: 1.5rem 1rem; }

  /* Program card */
  .program-card { padding: 1.25rem; }
  .program-icon { width: 44px; height: 44px; font-size: 1.1rem; }

  /* Section headlines */
  .section-headline { font-size: 1.7rem; }
  .section-sub { font-size: 0.97rem; }

  /* Gallery */
  .gallery-img-wrap { height: 200px; }
  .gallery-school-strip { grid-template-columns: 1fr; gap: 1rem; }

  /* Donate amount grid */
  .donate-amount-grid { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
  .amount-btn { padding: 0.6rem 0.4rem; font-size: 0.85rem; }
}