/* ══════════════════════════════════════════════════
   NST Foundation - Main Stylesheet
   ══════════════════════════════════════════════════ */

:root {
  --purple: #5C2D91;
  --purple-dark: #3B1A5E;
  --purple-light: #7B3FBF;
  --gold: #C9A227;
  --gold-light: #E8BD3A;
  --navy: #1A1A3E;
  --white: #FFFFFF;
  --off-white: #F8F6FB;
  --text: #2D2D2D;
  --text-light: #666;
  --border: #E0D4F0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Open Sans', sans-serif; color: var(--text); background: #fff; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--border);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
  box-shadow: 0 2px 20px rgba(92,45,145,0.08);
}
nav .nav-logo { display: flex; align-items: center; gap: 0.75rem; }
nav .nav-logo a { display: flex; align-items: center; }
nav .nav-logo img { height: 55px; width: auto; }
nav .nav-links { display: flex; gap: 2rem; list-style: none; }
nav .nav-links a {
  text-decoration: none; color: var(--purple-dark);
  font-weight: 600; font-size: 0.9rem;
  letter-spacing: 0.03em; transition: color 0.2s;
  position: relative; padding-bottom: 4px;
}
nav .nav-links a:hover,
nav .nav-links a.active { color: var(--gold); }
nav .nav-links a.active::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--gold); border-radius: 2px;
}
nav .nav-cta {
  background: var(--gold); color: var(--purple-dark);
  padding: 0.5rem 1.4rem; border-radius: 25px;
  font-weight: 700; font-size: 0.85rem; text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  letter-spacing: 0.04em;
}
nav .nav-cta:hover { background: var(--gold-light); transform: translateY(-1px); }
nav .nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 5px;
}
nav .nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--purple-dark); transition: 0.3s;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple) 50%, var(--purple-light) 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 100px 2rem 4rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}
.hero-accent {
  position: absolute; top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(201,162,39,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  max-width: 900px; text-align: center; position: relative; z-index: 1;
}
.hero-logo {
  width: 320px; margin: 0 auto 2rem; display: block;
  border-radius: 12px;
  filter: drop-shadow(0 8px 32px rgba(0,0,0,0.3));
}
.hero-eyebrow {
  display: inline-block;
  background: rgba(201,162,39,0.2); color: var(--gold-light);
  padding: 0.4rem 1.2rem; border-radius: 20px;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 1.5rem; border: 1px solid rgba(201,162,39,0.3);
}
.hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900; color: var(--white);
  line-height: 1.15; margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.hero h1 span { color: var(--gold-light); }
.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.82);
  line-height: 1.8; max-width: 680px; margin: 0 auto 2.5rem;
}
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-block;
  background: var(--gold); color: var(--purple-dark);
  padding: 0.9rem 2.2rem; border-radius: 30px;
  font-weight: 800; font-size: 0.95rem; text-decoration: none;
  letter-spacing: 0.05em; transition: all 0.2s;
  box-shadow: 0 4px 20px rgba(201,162,39,0.4);
  border: none; cursor: pointer;
  font-family: 'Montserrat', sans-serif;
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(201,162,39,0.5); }
.btn-secondary {
  display: inline-block;
  background: transparent; color: var(--white);
  padding: 0.9rem 2.2rem; border-radius: 30px;
  font-weight: 700; font-size: 0.95rem; text-decoration: none;
  letter-spacing: 0.05em; transition: all 0.2s;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: white; }
.hero-stats {
  display: flex; gap: 3rem; justify-content: center; flex-wrap: wrap;
  margin-top: 3rem; padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.stat { text-align: center; }
.stat .num {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem; font-weight: 900; color: var(--gold-light);
}
.stat .label { font-size: 0.8rem; color: rgba(255,255,255,0.65); letter-spacing: 0.05em; margin-top: 0.2rem; }

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple) 50%, var(--purple-light) 100%);
  padding: 120px 2rem 4rem;
  text-align: center; position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}
.page-hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900; color: var(--white);
  position: relative; z-index: 1;
}
.page-hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.75);
  margin-top: 1rem; max-width: 600px; margin-left: auto; margin-right: auto;
  position: relative; z-index: 1;
}
.page-hero .hero-eyebrow {
  position: relative; z-index: 1;
  margin-bottom: 1rem;
}

/* ── SECTIONS ── */
section { padding: 5rem 2rem; }
.container { max-width: 1100px; margin: 0 auto; }
.section-eyebrow {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.section-eyebrow::before {
  content: ''; display: inline-block; width: 24px; height: 2px; background: var(--gold);
}
.section-title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  font-weight: 800; color: var(--purple-dark);
  line-height: 1.2; margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.section-sub { font-size: 1.05rem; color: var(--text-light); max-width: 580px; line-height: 1.7; }


/* ── MISSION STRIP ── */
.mission-strip {
  background: var(--off-white);
  border-top: 3px solid var(--gold);
  border-bottom: 3px solid var(--gold);
}
.mission-inner {
  display: flex; gap: 4rem; align-items: center; flex-wrap: wrap;
}
.mission-text { flex: 1; min-width: 280px; }
.mission-quote {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-weight: 800; color: var(--purple-dark);
  line-height: 1.3; font-style: italic;
}
.mission-quote span { color: var(--gold); }
.mission-body { margin-top: 1.2rem; font-size: 1rem; color: var(--text-light); line-height: 1.8; }
.mission-values { flex: 1; min-width: 280px; }
.value-item {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1rem 0; border-bottom: 1px solid var(--border);
}
.value-item:last-child { border-bottom: none; }
.value-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--purple), var(--purple-light));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.1rem; flex-shrink: 0;
}
.value-title { font-weight: 700; color: var(--purple-dark); margin-bottom: 0.2rem; font-size: 0.95rem; }
.value-desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.5; }

/* ── PILLARS ── */
.pillars-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.pillar-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
  transition: all 0.3s; position: relative; overflow: hidden;
  box-shadow: 0 2px 10px rgba(92,45,145,0.06);
}
.pillar-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--purple), var(--gold));
}
.pillar-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(92,45,145,0.15); }
.pillar-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem; font-weight: 900;
  color: rgba(92,45,145,0.08); line-height: 1;
  margin-bottom: 0.5rem;
}
.pillar-icon { font-size: 2rem; margin-bottom: 1rem; }
.pillar-title { font-family: 'Montserrat', sans-serif; font-size: 1.15rem; font-weight: 800; color: var(--purple-dark); margin-bottom: 0.75rem; }
.pillar-desc { font-size: 0.9rem; color: var(--text-light); line-height: 1.7; }
.pillar-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }
.tag {
  font-size: 0.72rem; font-weight: 600; padding: 0.25rem 0.7rem;
  border-radius: 20px; background: var(--off-white);
  color: var(--purple); border: 1px solid var(--border);
  letter-spacing: 0.03em;
}

/* ── PIPELINE ── */
.pipeline-section { background: var(--navy); color: white; }
.pipeline-section .section-title { color: white; }
.pipeline-section .section-eyebrow { color: var(--gold-light); }
.pipeline-section .section-eyebrow::before { background: var(--gold-light); }
.pipeline-section .section-sub { color: rgba(255,255,255,0.65); }
.pipeline-steps { display: flex; gap: 0; margin-top: 3rem; position: relative; flex-wrap: wrap; }
.pipeline-step {
  flex: 1; min-width: 180px;
  text-align: center; padding: 2rem 1.5rem;
  position: relative;
}
.pipeline-step:not(:last-child)::after {
  content: '\2192';
  position: absolute; right: -12px; top: 50%; transform: translateY(-50%);
  color: var(--gold); font-size: 1.5rem; font-weight: bold; z-index: 1;
}
.step-circle {
  width: 70px; height: 70px; border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--purple-light));
  border: 3px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem; font-size: 1.5rem;
}
.step-title { font-family: 'Montserrat', sans-serif; font-weight: 800; margin-bottom: 0.5rem; font-size: 0.95rem; color: white; }
.step-desc { font-size: 0.82rem; color: rgba(255,255,255,0.6); line-height: 1.5; }

/* ── LEADERSHIP ── */
.leaders-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; margin-top: 3rem; }
.leader-card {
  border: 1px solid var(--border); border-radius: 16px; overflow: hidden;
  transition: all 0.3s; box-shadow: 0 2px 10px rgba(92,45,145,0.06);
}
.leader-card:hover { box-shadow: 0 12px 40px rgba(92,45,145,0.12); transform: translateY(-3px); }
.leader-header {
  background: linear-gradient(135deg, var(--purple-dark), var(--purple));
  padding: 2rem; text-align: center;
}
.leader-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  margin: 0 auto 1rem;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Montserrat', sans-serif; font-size: 1.8rem; font-weight: 900; color: var(--purple-dark);
  border: 3px solid rgba(255,255,255,0.3);
}
.leader-name { font-family: 'Montserrat', sans-serif; font-weight: 800; color: white; font-size: 1.1rem; }
.leader-role { color: var(--gold-light); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.05em; margin-top: 0.3rem; }
.leader-body { padding: 1.5rem; }
.leader-bio { font-size: 0.9rem; color: var(--text-light); line-height: 1.7; }

/* ── FUNDERS ── */
.funders-section { background: linear-gradient(135deg, #FBF8FF, #F5F0FF); }
.funders-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.funder-card {
  background: white; border: 1px solid var(--border); border-radius: 14px;
  padding: 1.8rem; text-align: center;
  box-shadow: 0 2px 10px rgba(92,45,145,0.05);
  transition: all 0.3s;
}
.funder-card:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(92,45,145,0.1); }
.funder-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.funder-title { font-family: 'Montserrat', sans-serif; font-weight: 800; color: var(--purple-dark); margin-bottom: 0.5rem; font-size: 1rem; }
.funder-desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; }
.funder-badge {
  display: inline-block; margin-top: 1rem;
  background: linear-gradient(135deg, var(--purple), var(--purple-light));
  color: white; padding: 0.3rem 0.9rem; border-radius: 20px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em;
}

/* ── CONTACT / FORMS ── */
.contact-section { background: var(--purple-dark); color: white; }
.contact-section .section-title { color: white; }
.contact-section .section-eyebrow { color: var(--gold-light); }
.contact-section .section-eyebrow::before { background: var(--gold-light); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; margin-top: 3rem; }
.contact-info h3 { font-family: 'Montserrat', sans-serif; font-size: 1.3rem; font-weight: 800; margin-bottom: 1.5rem; color: var(--gold-light); }
.contact-item { display: flex; gap: 1rem; margin-bottom: 1.2rem; align-items: flex-start; }
.contact-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); margin-top: 6px; flex-shrink: 0; }
.contact-item-text { font-size: 0.95rem; color: rgba(255,255,255,0.8); line-height: 1.6; }
.contact-form-area h3 { font-family: 'Montserrat', sans-serif; font-size: 1.3rem; font-weight: 800; margin-bottom: 1.5rem; color: var(--gold-light); }
.form-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.form-group { flex: 1; min-width: 200px; margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: rgba(255,255,255,0.7); margin-bottom: 0.4rem; letter-spacing: 0.04em; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px; color: white; font-family: 'Open Sans', sans-serif; font-size: 0.9rem;
  transition: border-color 0.2s;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--gold);
}
.form-group select option { background: var(--purple-dark); color: white; }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit {
  width: 100%; padding: 1rem;
  background: var(--gold); color: var(--purple-dark);
  border: none; border-radius: 30px; font-weight: 800; font-size: 1rem;
  cursor: pointer; letter-spacing: 0.05em; transition: all 0.2s;
  font-family: 'Montserrat', sans-serif;
}
.form-submit:hover { background: var(--gold-light); transform: translateY(-1px); }

/* Form on light background */
.form-light .form-group label { color: var(--text); }
.form-light .form-group input,
.form-light .form-group select,
.form-light .form-group textarea {
  background: white; border: 1px solid var(--border);
  color: var(--text);
}
.form-light .form-group input::placeholder,
.form-light .form-group textarea::placeholder { color: var(--text-light); }
.form-light .form-group input:focus,
.form-light .form-group select:focus,
.form-light .form-group textarea:focus { border-color: var(--purple); }
.form-light .form-group select option { background: white; color: var(--text); }

/* Alert messages */
.alert {
  padding: 1rem 1.5rem; border-radius: 10px; margin-bottom: 1.5rem;
  font-size: 0.9rem; font-weight: 500;
}
.alert-success {
  background: rgba(39, 174, 96, 0.12); border: 1px solid rgba(39, 174, 96, 0.3);
  color: #27ae60;
}
.alert-error {
  background: rgba(231, 76, 60, 0.12); border: 1px solid rgba(231, 76, 60, 0.3);
  color: #e74c3c;
}
.alert-success-dark {
  background: rgba(39, 174, 96, 0.15); border: 1px solid rgba(39, 174, 96, 0.4);
  color: #2ecc71;
}
.alert-error-dark {
  background: rgba(231, 76, 60, 0.15); border: 1px solid rgba(231, 76, 60, 0.4);
  color: #e74c3c;
}

/* ── FOOTER ── */
footer {
  background: #0D0D20; color: rgba(255,255,255,0.5);
  padding: 2.5rem 2rem; text-align: center;
}
footer .footer-inner { max-width: 1100px; margin: 0 auto; }
footer .footer-logo {
  height: 70px; margin-bottom: 1rem; opacity: 0.9;
}
/* ── LOGO TRANSPARENCY ── */
/* Use logo-white.png on dark backgrounds, logo-transparent.png on light backgrounds */
footer .footer-links { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; margin-bottom: 1.5rem; }
footer .footer-links a { color: rgba(255,255,255,0.5); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
footer .footer-links a:hover { color: var(--gold-light); }
footer .copyright { font-size: 0.8rem; }
footer .npc-badge {
  display: inline-block; margin-top: 0.5rem;
  background: rgba(201,162,39,0.15); color: var(--gold-light);
  padding: 0.3rem 0.9rem; border-radius: 20px; font-size: 0.75rem;
  border: 1px solid rgba(201,162,39,0.3);
}

/* ── PARTNER LOGO RIBBON ── */
.partner-ribbon {
  background: var(--white);
  padding: 3rem 2rem;
  border-bottom: 1px solid var(--border);
}
.partner-ribbon .section-eyebrow {
  text-align: center;
  margin-bottom: 2rem;
}
.partner-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 3rem;
}
.partner-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.partner-logo-item img {
  height: 80px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  filter: grayscale(20%);
  transition: filter 0.3s, transform 0.3s;
}
.partner-logo-item img:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
}
.partner-logo-item span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-light);
  text-align: center;
  letter-spacing: 0.03em;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav .nav-links { 
    display: none; 
    position: absolute; top: 70px; left: 0; right: 0;
    background: white; flex-direction: column; 
    padding: 1.5rem 2rem; gap: 1rem;
    border-bottom: 2px solid var(--border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  }
  nav .nav-links.active { display: flex; }
  nav .nav-toggle { display: flex; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .mission-inner { flex-direction: column; }
  .pipeline-step:not(:last-child)::after { display: none; }
  .hero-stats { gap: 1.5rem; }
  .page-hero { padding: 100px 1.5rem 3rem; }
}

@media (max-width: 480px) {
  section { padding: 3rem 1.5rem; }
  .pillars-grid { grid-template-columns: 1fr; }
  .leaders-grid { grid-template-columns: 1fr; }
  .funders-grid { grid-template-columns: 1fr; }
}