* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-primary);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
}
.container { max-width: var(--container-xl); margin: 0 auto; padding: 0 2rem; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--brand-purple);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 2000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ── Header (floating glass pill) ─────────────────────────────── */
.header {
  background: transparent;
  padding: 0.9rem 1.25rem 0;
  position: sticky;
  top: 0;
  z-index: 500;
}
.header .container { max-width: 1180px; padding: 0; }
.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  background: rgba(20, 15, 31, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  padding: 0.5rem 0.6rem 0.5rem 0.6rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(168, 85, 247, 0.05) inset;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.header-content:hover {
  border-color: var(--border-strong);
}
.logo-wrapper {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  background: #fdfbff;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
}
.brand-logo-image { height: 30px; width: auto; display: block; }

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem 0.7rem;
}
.hamburger-line { width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; }

.nav-links {
  display: none;
  align-items: center;
  gap: 0.3rem;
  position: relative;
  padding-right: 0.2rem;
}
.nav-link {
  position: relative;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.06); }
.nav-link:not(.nav-link-cta):hover { transform: scale(1.06); }
.nav-link:not(.nav-link-cta)::after {
  content: '';
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.2rem;
  height: 2px;
  background: #00e5ff;
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}
.nav-link:not(.nav-link-cta):hover::after { transform: scaleX(1); }
.nav-link-cta {
  background: linear-gradient(135deg, var(--brand-purple), var(--brand-purple-dark));
  color: #fff;
  margin-left: 0.4rem;
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.4);
}
.nav-link-cta:hover { filter: brightness(1.1); color: #fff; background: linear-gradient(135deg, var(--brand-purple), var(--brand-purple-dark)); transform: translateY(-1px); }
.nav-button-link { padding: 0.5rem 0.9rem; }

.nav-dropdown { position: relative; }
.nav-dropdown-toggle { display: inline-flex; align-items: center; gap: 0.35rem; }
.nav-dropdown-toggle i { font-size: 0.7rem; transition: transform var(--transition-fast); }
.nav-dropdown-toggle[aria-expanded="true"] i { transform: rotate(180deg); }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.8rem);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(28, 20, 44, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 210px;
  overflow: hidden;
  padding: 0.4rem;
}
.nav-dropdown-menu.open { display: block; }
.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}
.nav-dropdown-menu a:hover { background: var(--bg-card-hover); color: var(--text-primary); }

@media (min-width: 900px) {
  .hamburger { display: none; }
  .nav-links { display: flex; }
}
@media (max-width: 899px) {
  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: calc(100% + 0.6rem);
    right: 0;
    left: 0;
    background: rgba(20, 15, 31, 0.96);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-lg);
    padding: 0.6rem;
    gap: 0.2rem;
    box-shadow: var(--shadow-xl);
  }
  .nav-link-cta { margin-left: 0; text-align: center; }
  .nav-dropdown-menu { position: static; transform: none; margin-top: 0.2rem; }
}

/* ── Back to top ───────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-purple), var(--brand-purple-dark));
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(168, 85, 247, 0.45);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  z-index: 400;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { filter: brightness(1.1); transform: translateY(-3px); }
.back-to-top i { font-size: 1.05rem; }

/* ── Generic content pages ────────────────────────────────────── */
.page-hero { padding: 7rem 0 2.5rem; text-align: center; }
.page-hero .eyebrow {
  display: inline-block;
  background: rgba(168, 85, 247, 0.15);
  color: var(--brand-purple-light);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}
.page-hero h1 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 800; margin-bottom: 1rem; }
.page-hero p { max-width: 640px; margin: 0 auto; color: var(--text-secondary); font-size: 1.08rem; line-height: 1.7; }

.info-section { padding: 1.5rem 0 5rem; }
.info-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.info-card h2 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 0.9rem; color: var(--text-primary); }
.info-card p { color: var(--text-secondary); line-height: 1.7; }
.info-card ul { color: var(--text-secondary); line-height: 1.9; padding-left: 1.2rem; }
.info-card.wide { grid-column: 1 / -1; }

.cta-strip {
  max-width: 960px;
  margin: 2.5rem auto 0;
  text-align: center;
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--brand-purple), var(--brand-purple-dark));
}
.cta-strip p { color: rgba(255, 255, 255, 0.92); margin-bottom: 1rem; font-size: 1.05rem; }
.cta-strip a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #fdfbff;
  color: var(--brand-purple-dark);
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 700;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--brand-purple), var(--brand-purple-dark));
  color: #fff;
  border: none;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: filter var(--transition-fast), transform var(--transition-fast);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  padding: 0.8rem 1.7rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.btn-secondary:hover { border-color: var(--border-strong); color: var(--brand-purple-light); }

/* ── Auth pages ────────────────────────────────────────────────── */
.auth-section { padding: 7rem 0 5rem; }
.auth-container { display: flex; justify-content: center; }
.auth-card {
  width: 100%;
  max-width: 460px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}
.auth-card-narrow { max-width: 400px; }
.auth-kicker {
  display: inline-block;
  background: rgba(168, 85, 247, 0.15);
  color: var(--brand-purple-light);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}
.auth-card h1 { font-family: var(--font-display); font-size: 1.7rem; font-weight: 800; margin-bottom: 0.5rem; }
.auth-intro { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 1.75rem; }
.auth-form { display: flex; flex-direction: column; gap: 1.1rem; }
.auth-form label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.85rem; color: var(--text-secondary); }
.auth-form input, .auth-form select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.94rem;
}
.auth-form input:focus, .auth-form select:focus { outline: none; border-color: var(--brand-purple); }
.auth-form small { color: var(--text-muted); font-size: 0.78rem; }
.form-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.checkbox-label { flex-direction: row !important; align-items: flex-start; gap: 0.6rem !important; font-size: 0.85rem; }
.checkbox-label input { width: auto; margin-top: 0.2rem; }
.checkbox-label a { color: var(--brand-purple-light); }
.auth-submit { margin-top: 0.5rem; }
.auth-switch { margin-top: 1.5rem; text-align: center; color: var(--text-secondary); font-size: 0.9rem; }
.auth-switch a { color: var(--brand-purple-light); text-decoration: none; }
@media (max-width: 520px) {
  .form-two-col { grid-template-columns: 1fr; }
}

/* ── Dashboard ─────────────────────────────────────────────────── */
.dashboard-section { padding: 7rem 0 5rem; }
.dashboard-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.dashboard-head h1 { font-family: var(--font-display); font-size: 1.9rem; font-weight: 800; margin: 0.4rem 0 0.3rem; }
.dashboard-head p { color: var(--text-secondary); }
.dashboard-head-actions { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.account-note {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
}
.account-note i { color: var(--brand-purple-light); font-size: 1.2rem; margin-top: 0.15rem; }
.account-note strong { color: var(--text-primary); display: block; margin-bottom: 0.2rem; }
.account-note p { color: var(--text-secondary); font-size: 0.92rem; }

/* ── Flash messages ────────────────────────────────────────────── */
.flash-stack {
  max-width: 720px;
  margin: 1.25rem auto 0;
  padding: 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.flash-message {
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 500;
  border: 1px solid var(--border-medium);
  background: var(--bg-card);
  color: var(--text-primary);
}
.flash-success { border-color: rgba(16, 185, 129, 0.4); background: rgba(16, 185, 129, 0.12); }
.flash-error { border-color: rgba(239, 68, 68, 0.4); background: rgba(239, 68, 68, 0.12); }

/* ── Footer ────────────────────────────────────────────────────── */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: var(--space-3xl);
}
.footer-grid-enhanced {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}
.footer-brand-image-wrap {
  display: inline-flex;
  background: #fdfbff;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.9rem;
}
.footer-brand-image { height: 32px; width: auto; display: block; }
.footer-tagline { font-family: var(--font-display); font-weight: 700; color: var(--text-primary); margin-bottom: 0.6rem; }
.footer-description { color: var(--text-muted); font-size: 0.92rem; line-height: 1.6; max-width: 260px; }
.footer-links-group h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 1rem;
}
.footer-links-group a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  margin-bottom: 0.7rem;
  transition: color var(--transition-fast);
}
.footer-links-group a:hover { color: var(--brand-purple-light); }
.footer-links-group a i { width: 16px; color: var(--text-muted); margin-right: 0.3rem; }
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-md);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.footer-bottom a { color: var(--text-secondary); text-decoration: none; }
.footer-bottom a:hover { color: var(--brand-purple-light); }

@media (max-width: 900px) {
  .footer-grid-enhanced { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid-enhanced { grid-template-columns: 1fr; }
}


/* ───────────────────────────────────────────────────────────────
   EduNudge flagship global visual system — 2026-08
   Calm plum + cyan, light public surfaces
   ─────────────────────────────────────────────────────────────── */
body{background:#f7f8fb;color:var(--text-primary)}
.header{padding:.75rem 1rem 0;background:transparent}
.header .container{max-width:1180px}
.header-content{
  min-height:58px;
  background:rgba(255,255,255,.92);
  border:1px solid #e2e7ed;
  border-radius:16px;
  padding:.45rem .55rem .45rem .8rem;
  box-shadow:0 8px 28px rgba(29,38,52,.07);
}
.header-content:hover{border-color:#d7dee7}
.logo-wrapper{background:transparent;padding:.25rem 0;border-radius:0}
.brand-logo-image{height:34px}
.nav-link{color:#526174;font-weight:650}
.nav-link:hover{color:#2d2237;background:#f4f7f9}
.nav-link:not(.nav-link-cta)::after{background:#16a6ba;left:.9rem;right:.9rem;height:2px}
.nav-link-cta{
  background:#37204f;
  color:#fff;
  box-shadow:none;
  margin-left:.25rem;
}
.nav-link-cta:hover{background:#2d193f;filter:none;color:#fff}
.nav-dropdown-menu{
  background:rgba(255,255,255,.98);
  border-color:#e1e7ed;
  box-shadow:0 18px 45px rgba(30,40,55,.12);
}
.nav-dropdown-menu a{color:#536174}
.nav-dropdown-menu a:hover{background:#f4f7f9;color:#2d2237}
.hamburger-line{background:#372d42}
@media(max-width:899px){
  .nav-links.open{
    top:calc(100% + .5rem);
    background:rgba(255,255,255,.98);
    border-color:#e0e6ec;
    box-shadow:0 18px 40px rgba(30,40,55,.12);
  }
}

.back-to-top{background:#37204f;box-shadow:0 8px 22px rgba(55,32,79,.18)}
.page-hero{padding-top:7.5rem}
.page-hero .eyebrow,.auth-kicker{background:#edf9fa;color:#0f8292}
.page-hero h1,.auth-card h1,.dashboard-head h1{color:#2d2237}
.page-hero p,.auth-intro,.dashboard-head p{color:#647386}
.info-card,.auth-card,.account-note{background:#fff;border-color:#e1e6ec;box-shadow:0 7px 24px rgba(29,38,52,.04)}
.info-card h2,.account-note strong{color:#2d2237}
.info-card p,.info-card ul,.auth-switch,.auth-form label,.account-note p{color:#637285}
.cta-strip{background:#37204f}
.btn-primary{background:#37204f}
.btn-secondary{background:#fff;color:#35475a;border-color:#dce3ea}
.btn-secondary:hover{border-color:#99cdd4;color:#0d8393}
.auth-form input,.auth-form select{background:#fff;border-color:#d9e1e9;color:#243447}
.auth-form input:focus,.auth-form select:focus{border-color:#16a6ba;box-shadow:0 0 0 3px rgba(22,166,186,.08)}
.auth-switch a,.checkbox-label a{color:#0f8394}

.footer{
  padding:4rem 0 1.4rem;
  background:#21142d;
  color:#fff;
  border-top:0;
}
.footer .container{max-width:1180px}
.footer-topline{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:4rem;
  align-items:end;
  padding-bottom:2rem;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand-image-wrap{display:inline-flex;background:#fff;padding:.35rem .55rem;border-radius:8px}
.footer-brand-image{height:32px;width:auto}
.footer-signature{margin-top:.8rem;color:#d6cedb;font-family:var(--font-display);font-size:.95rem;font-weight:700}
.footer-intro{max-width:540px;justify-self:end;color:#b8afbf;font-size:.85rem;line-height:1.65}
.footer-grid-enhanced{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:2.2rem}
.footer-links-group h3{margin-bottom:.8rem;color:#fff;font-size:.72rem;text-transform:uppercase;letter-spacing:.09em}
.footer-links-group a{display:block;margin:.42rem 0;color:#bdb4c4;text-decoration:none;font-size:.78rem}
.footer-links-group a:hover{color:#72d5e0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:2.4rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.08);color:#8f8498;font-size:.7rem}
.footer-legal{display:flex;gap:1rem}.footer-legal a{color:#9f95a7;text-decoration:none}.footer-legal a:hover{color:#72d5e0}
@media(max-width:800px){
  .footer-topline{grid-template-columns:1fr;gap:1.2rem}.footer-intro{justify-self:start}
  .footer-grid-enhanced{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .footer-grid-enhanced{grid-template-columns:1fr 1fr;gap:1.5rem}.footer-bottom{align-items:flex-start;flex-direction:column}
}


/* v3 navigation state */
.nav-link.active:not(.nav-link-cta){
  color:#2d2237;
  background:#eef9fa;
}
.nav-link.active:not(.nav-link-cta)::after{
  transform:scaleX(1);
}
.nav-link-cta.active{
  background:#2d193f;
  box-shadow:0 0 0 3px rgba(22,166,186,.14);
}


/* v4 persistent desktop navigation */
.nav-links{flex-shrink:0}
.nav-link{flex-shrink:0;white-space:nowrap}
.logo-wrapper{flex-shrink:0}
@media (min-width: 1020px){
  .hamburger{display:none}
  .nav-links{display:flex}
}
@media (max-width: 1019px){
  .hamburger{display:flex}
  .nav-links{display:none}
  .nav-links.open{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    position:absolute;
    top:calc(100% + .5rem);
    right:0;
    left:0;
    background:rgba(255,255,255,.99);
    border:1px solid #e0e6ec;
    border-radius:16px;
    padding:.6rem;
    gap:.2rem;
    box-shadow:0 18px 40px rgba(30,40,55,.12);
  }
}