/* HarmonyCode learning portal — aligns with public brand */

:root {
  --ink: #152028;
  --text: #2c3a45;
  --muted: #5a6b78;
  --bg: #eef2f4;
  --card: #ffffff;
  --green: #2f9e4f;
  --green-bright: #3db558;
  --green-dim: rgba(47, 158, 79, 0.12);
  --border: rgba(21, 32, 40, 0.1);
  --border-mid: rgba(21, 32, 40, 0.14);
  --header: #152028;
  --font-display: "Syne", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-mono: "DM Mono", monospace;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green);
  color: #07140c;
  padding: 8px 14px;
  z-index: 9999;
}
.skip-link:focus { left: 0; }

.container {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

.portal-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(21, 32, 40, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}
.brand-text span { color: var(--green-bright); }
.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  cursor: pointer;
}

#portalNav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
}
.nav-app-links {
  display: contents;
}
.nav-app-links.hidden {
  display: none !important;
}
#portalNav a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 6px 4px;
}
#portalNav a:hover { color: #fff; }
#portalNav a.nav-public { opacity: 0.75; }
.signin-hint { margin: 0 0 0.35rem; }

.portal-main {
  padding: 1.75rem 0 3.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  box-shadow: 0 10px 28px rgba(21, 32, 40, 0.05);
  margin-bottom: 1rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.45rem;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.auth-card h1 { font-size: clamp(1.7rem, 4vw, 2.2rem); margin-bottom: 0.5rem; }
.lede { color: var(--muted); max-width: 58ch; margin-bottom: 1.1rem; }
.lede.tight { margin-bottom: 0.85rem; font-size: 0.98rem; }

.auth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.auth-form {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.1rem;
  background: #fbfcfd;
}
.auth-form h2 {
  font-size: 1.1rem;
  margin-bottom: 0.85rem;
}

label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0.65rem 0 0.3rem;
}
.optional { font-weight: 400; color: var(--muted); }
.field-hint {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0.35rem 0 0.2rem;
  line-height: 1.45;
}

input, select {
  width: 100%;
  border: 1px solid var(--border-mid);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  background: #fff;
  color: var(--ink);
}
input:focus, select:focus {
  outline: 2px solid rgba(47, 158, 79, 0.35);
  border-color: rgba(47, 158, 79, 0.45);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.9rem;
  border: none;
  border-radius: 10px;
  padding: 0.72rem 1.1rem;
  background: var(--green);
  color: #07140c;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s;
}
.btn:hover { background: var(--green-bright); transform: translateY(-1px); }
.btn-accent { background: #1f6b38; color: #fff; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  margin-top: 0;
  padding: 0.45rem 0.8rem;
  font-size: 0.85rem;
}
.btn-ghost.dark {
  color: var(--ink);
  border-color: var(--border-mid);
  background: #fff;
}

.status {
  margin-top: 1rem;
  min-height: 1.3em;
  color: var(--green);
  font-weight: 600;
  font-size: 0.92rem;
}

.hidden { display: none !important; }

.hero-top {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  justify-content: space-between;
  align-items: flex-start;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--green-dim);
  border: 1px solid rgba(47, 158, 79, 0.2);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 600;
}

.arc-strip {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
  margin-top: 1.15rem;
}
.arc-strip li {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 0.7rem;
  background: #f7f9fa;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink);
}
.arc-strip span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green);
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}

.layout-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}

.billing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.billing-actions .btn { margin-top: 0.55rem; }
.small-note {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--muted);
}
.small-note a { color: var(--green); font-weight: 600; }

.hub-list {
  margin: 0;
  padding-left: 1.15rem;
  line-height: 1.65;
}
.hub-list li { margin-bottom: 0.45rem; }
.hub-list a { color: var(--green); font-weight: 600; }

.studio-head {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}
.curriculum-intro {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 70ch;
}

.block-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.block-tab {
  border: 1px solid var(--border-mid);
  background: #fff;
  border-radius: 12px;
  padding: 0.55rem 0.75rem;
  cursor: pointer;
  text-align: left;
  min-width: 7.5rem;
  transition: border-color 0.2s, background 0.2s, transform 0.2s var(--ease);
}
.block-tab:hover { border-color: rgba(47, 158, 79, 0.4); transform: translateY(-1px); }
.block-tab.active {
  border-color: rgba(47, 158, 79, 0.55);
  background: var(--green-dim);
}
.bt-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--green);
  letter-spacing: 0.06em;
}
.bt-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
  margin-top: 0.1rem;
}

.lock-notice {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 1rem;
  border-radius: 12px;
  border: 1px dashed rgba(47, 158, 79, 0.4);
  background: #f3faf5;
  color: var(--text);
  margin-bottom: 0.75rem;
}
.lock-notice i { color: var(--green); margin-top: 0.2rem; }
.lock-notice strong { display: block; font-family: var(--font-display); margin-bottom: 0.2rem; }
.lock-notice p { color: var(--muted); font-size: 0.92rem; }

.curriculum-loading,
.curriculum-error {
  padding: 0.75rem 0;
  color: var(--muted);
}
.curriculum-error { color: #9a3412; font-weight: 600; }

.curriculum-stack { display: flex; flex-direction: column; gap: 0.85rem; }

.pedagogy-banner,
.integrity-banner {
  border-radius: 12px;
  padding: 0.9rem 1rem;
  border: 1px solid #c8e6d0;
  background: #f3faf5;
}
.integrity-banner {
  border-color: #d5dde8;
  background: #f7f9fc;
}
.pedagogy-banner strong,
.integrity-banner strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 0.25rem;
  color: var(--ink);
}
.pedagogy-banner p,
.integrity-banner p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0.3rem;
}
.integrity-hours {
  font-family: var(--font-mono) !important;
  font-size: 0.78rem !important;
}

.module-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.05rem;
  background: #fbfcfd;
}
.module-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: baseline;
  margin-bottom: 0.4rem;
}
.module-card h4 { font-size: 1.05rem; }
.block-progress {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--green);
}
.module-summary,
.culture-row p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 0.45rem;
  line-height: 1.55;
}
.objective-list {
  margin: 0.4rem 0 0.75rem;
  padding-left: 1.15rem;
  font-size: 0.9rem;
}
.units-heading {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0.6rem 0 0.35rem;
}

.unit-list { list-style: none; }
.unit-item {
  border-top: 1px solid #e8eef2;
}
.unit-item summary {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
  cursor: pointer;
  padding: 0.75rem 0.15rem;
  list-style: none;
}
.unit-item summary::-webkit-details-marker { display: none; }
.unit-title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--ink);
  font-size: 0.94rem;
}
.unit-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
}
.week-pill,
.gate-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: var(--green-dim);
  color: var(--green);
  font-weight: 600;
}
.gate-pill {
  background: rgba(196, 120, 44, 0.14);
  color: #9a5b12;
}
.unit-item.is-done .unit-title { color: #1a7a3a; }
.unit-item.is-gate summary { background: linear-gradient(90deg, rgba(196, 120, 44, 0.06), transparent); }

.unit-body { padding: 0 0.1rem 1rem; }

.psl {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
}
.psl-block {
  border-left: 3px solid #d0d8e8;
  padding: 0.45rem 0.7rem;
  background: #f7f9fc;
  border-radius: 0 8px 8px 0;
}
.psl-point { border-left-color: var(--green); }
.psl-story { border-left-color: #3d6b8f; }
.psl-lesson { border-left-color: #c4782c; }
.psl-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.15rem;
}
.psl-block p { font-size: 0.92rem; line-height: 1.5; color: var(--text); }
.psl-steps {
  margin: 0.2rem 0 0;
  padding-left: 1.15rem;
  font-size: 0.9rem;
}
.psl-steps li { margin-bottom: 0.25rem; }

.assess-focus,
.revision-flag {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 0.55rem;
}
.revision-flag { color: #9a5b12; }

.unit-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: #eef2f4;
  border: 1px solid var(--border);
  color: var(--muted);
}
.pill-lab { background: var(--green-dim); color: var(--green); border-color: rgba(47, 158, 79, 0.2); }

.tutor-block {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  background: #fff;
  margin-bottom: 0.7rem;
}
.tutor-block strong {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}
.tutor-block ul {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.practice-check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  margin: 0;
}
.practice-check input {
  width: auto;
  margin-top: 0.2rem;
}

.companion-card a { color: var(--green); font-weight: 600; }

@media (max-width: 900px) {
  .auth-grid,
  .layout-split,
  .arc-strip { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  #portalNav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    background: rgba(21, 32, 40, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    gap: 0.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  #portalNav.open { display: flex; }
  #portalNav a { padding: 0.75rem 0.4rem; }
  .auth-grid,
  .layout-split,
  .arc-strip { grid-template-columns: 1fr; }
  .portal-header { position: sticky; }
  .header-inner { position: relative; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover,
  .block-tab:hover { transform: none; }
}