/* ==========================================================================
   Devika Prep Portal — Public Pages Stylesheet
   For pricing, about, contact, legal and subscription pages.
   Extends the design tokens already defined in css/style.css — this file
   must always be loaded AFTER style.css. Adds no new colour tokens.
   ========================================================================== */

/* ---- Public top navigation (replaces the app sidenav on marketing pages) ---- */
.public-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.public-nav a {
  color: #dce6f2;
  font-size: 13.5px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.public-nav a:hover,
.public-nav a.active {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}
.public-nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}
.public-nav-toggle span { display: block; width: 20px; height: 2px; background: #fff; margin: 0 auto; }
.public-nav-toggle:hover { background: rgba(255, 255, 255, 0.08); }

@media (max-width: 760px) {
  .public-nav-toggle { display: flex; }
  .public-nav {
    display: none;
    position: absolute;
    top: var(--topbar-h);
    left: 0;
    right: 0;
    background: var(--navy-800);
    flex-direction: column;
    align-items: stretch;
    padding: 8px;
    box-shadow: var(--shadow-md);
    z-index: 45;
  }
  .public-nav.open { display: flex; }
  .public-nav a { padding: 12px 14px; }
}

/* ---- Public page shell ---- */
.public-shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}
.public-shell--narrow { max-width: 760px; }

.public-hero {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}
.public-hero h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 10px;
}
.public-hero p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Pricing cards ---- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card--recommended {
  border-color: var(--blue-500);
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}
.pricing-card-tag {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-600);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-card-duration {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.pricing-card-price {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  color: var(--navy-900);
  margin: 8px 0 4px;
}
.pricing-card-price span { font-size: 14px; font-weight: 600; color: var(--text-faint); }
.pricing-card-note { font-size: 12px; color: var(--text-faint); margin-bottom: 18px; }
.pricing-feature-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; flex-grow: 1; }
.pricing-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--text);
}
.pricing-feature-list .icon { fill: var(--green); flex-shrink: 0; margin-top: 1px; width: 16px; height: 16px; }
.pricing-tax-note {
  text-align: center;
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 24px;
}
.pricing-tax-note code {
  font-family: var(--font-mono);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
}

/* ---- About page ---- */
.about-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 20px 0 30px;
}
.about-feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  font-size: 13.5px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.about-feature .icon { fill: var(--blue-600); flex-shrink: 0; }

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.why-us-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
}
.why-us-card h3 { font-size: 14.5px; font-weight: 700; color: var(--navy-900); margin-bottom: 6px; }
.why-us-card p { font-size: 12.8px; color: var(--text-muted); line-height: 1.55; }

/* ---- Contact page ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 24px;
  align-items: start;
}
.contact-info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.contact-info-row { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.contact-info-row:last-child { border-bottom: none; }
.contact-info-row .icon { fill: var(--blue-600); flex-shrink: 0; margin-top: 2px; }
.contact-info-label { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.3px; }
.contact-info-value { font-size: 13.5px; color: var(--text); font-weight: 600; margin-top: 2px; }
.contact-info-value--placeholder { color: var(--text-faint); font-weight: 500; font-style: italic; }

.contact-form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 24px;
}
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-row input,
.form-row textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 13.5px;
  font-family: var(--font-ui);
  background: var(--surface);
  color: var(--text);
}
.form-row textarea { resize: vertical; min-height: 100px; }
.form-row input:focus,
.form-row textarea:focus { outline: 2px solid var(--blue-600); outline-offset: 1px; }
.form-success {
  display: none;
  background: var(--green-bg);
  border: 1px solid #bfe2c6;
  color: var(--green);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 13px;
  margin-bottom: 16px;
}
.form-success.show { display: block; }

/* ---- Legal pages ---- */
.legal-doc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 30px 34px; }
.legal-updated { font-size: 12px; color: var(--text-faint); margin-bottom: 22px; }
.legal-doc h2 { font-size: 16px; font-weight: 700; color: var(--navy-900); margin: 26px 0 8px; }
.legal-doc h2:first-of-type { margin-top: 0; }
.legal-doc p, .legal-doc li { font-size: 13.5px; color: var(--text); line-height: 1.65; }
.legal-doc ul { margin: 8px 0 8px 4px; padding-left: 18px; list-style: disc; }
.legal-doc li { margin-bottom: 6px; }
.legal-placeholder {
  background: var(--amber-bg);
  border: 1px solid #ecd9ab;
  color: #7a5205;
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.legal-toc { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-bottom: 26px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.legal-toc a { font-size: 12.5px; color: var(--blue-600); font-weight: 600; }
.legal-toc a:hover { text-decoration: underline; }

/* ---- Subscription (student-facing) page ---- */
.sub-status-card {
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 24px 26px;
  margin-bottom: 22px;
}
.sub-status-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.sub-status-top h1 { font-size: 19px; font-weight: 700; }
.sub-status-badge {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 5px 14px;
  border-radius: 999px;
}
.sub-status-badge--active { background: var(--green-bg); color: var(--green); }
.sub-status-badge--trial { background: var(--amber-bg); color: var(--amber); }
.sub-status-badge--expired { background: var(--red-bg); color: var(--red); }
.sub-status-badge--pending { background: rgba(255,255,255,0.14); color: #fff; }

.sub-detail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 20px;
}
.sub-detail-item { background: rgba(255,255,255,0.08); border-radius: var(--radius-sm); padding: 12px 14px; }
.sub-detail-label { font-size: 10.5px; color: #b7c4d6; text-transform: uppercase; letter-spacing: 0.3px; }
.sub-detail-value { font-family: var(--font-mono); font-size: 15px; font-weight: 700; margin-top: 3px; }

.sub-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }

.mock-data-note {
  background: var(--amber-bg);
  border: 1px solid #ecd9ab;
  color: #7a5205;
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12.5px;
  margin-bottom: 20px;
}

/* ---- Public footer ---- */
.public-footer {
  background: var(--navy-900);
  color: #c4d3e6;
  margin-top: 60px;
}
.public-footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 24px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.public-footer-brand { display: flex; align-items: center; gap: 10px; }
.public-footer-title { font-size: 14px; font-weight: 700; color: #fff; }
.public-footer-sub { font-size: 11.5px; color: #8fa0b6; }
.public-footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.public-footer-links a { font-size: 12.8px; color: #c4d3e6; }
.public-footer-links a:hover { color: #fff; text-decoration: underline; }
.public-footer-copy {
  text-align: center;
  font-size: 11.5px;
  color: #6f83a0;
  padding: 14px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card--recommended { transform: none; order: -1; }
  .about-feature-grid { grid-template-columns: 1fr; }
  .why-us-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .sub-detail-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .legal-doc { padding: 22px 18px; }
  .public-shell { padding: 28px 16px 48px; }
}