/* ============================================================
   LEARN PAGE — learn.css
   Supplements style.css (shared tokens apply here)
   ============================================================ */

/* ---- Page hero ---- */
.page-hero {
  background: var(--green-dark);
  padding: 3.5rem 0 0;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 10% 60%, rgba(82,183,136,.22) 0%, transparent 60%),
    radial-gradient(ellipse at 85% 15%, rgba(249,199,79,.12) 0%, transparent 50%);
  pointer-events: none;
}
.page-hero__inner { position: relative; max-width: 760px; }

.page-hero__back {
  display: inline-block;
  font-size: .82rem;
  font-weight: 700;
  color: rgba(255,255,255,.6);
  text-decoration: none;
  transition: color .15s;
  letter-spacing: .2px;
}
.page-hero__back:hover { color: var(--white); }

.page-hero__title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 1rem;
}
.page-hero__sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,.82);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 600px;
}
.learn-tags { display: flex; gap: .55rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.learn-tag {
  background: rgba(255,255,255,.13);
  color: rgba(255,255,255,.88);
  font-size: .78rem;
  font-weight: 700;
  padding: .3rem .85rem;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,.22);
  letter-spacing: .4px;
}
.page-hero__wave { line-height: 0; }
.page-hero__wave svg { width: 100%; height: 44px; display: block; }

/* ---- Section number badge ---- */
.section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--green-dark);
  color: var(--white);
  font-size: .78rem;
  font-weight: 900;
  border-radius: 50%;
  margin-bottom: .65rem;
  letter-spacing: .5px;
}

/* ---- Callout boxes ---- */
.callout {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-top: 1.5rem;
  font-size: .93rem;
  line-height: 1.65;
}
.callout__icon { font-size: 1rem; flex-shrink: 0; margin-top: .15rem; }
.callout p { margin: 0; }
.callout--green {
  background: rgba(82,183,136,.1);
  border: 1px solid var(--green-light);
  color: var(--charcoal);
}
.callout--yellow {
  background: rgba(249,199,79,.14);
  border: 1px solid var(--yellow-dark);
  color: var(--charcoal);
}
.callout--red {
  background: rgba(214,40,57,.07);
  border: 1px solid #D62839;
  color: var(--charcoal);
}
.callout--white {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.28);
  color: rgba(255,255,255,.9);
}
.callout--white strong { color: var(--white); }

/* ---- Stat cards ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat-card__num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--green-dark);
  line-height: 1;
  margin-bottom: .3rem;
}
.stat-card__label { font-size: .88rem; color: var(--text-muted); line-height: 1.5; }
.stat-card__sub {
  display: inline-block;
  margin-top: .6rem;
  font-size: .74rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: .7;
}

/* ---- Risk factor grid ---- */
.factor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.factor-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  box-shadow: var(--shadow);
}
.factor-card__icon { font-size: 1.6rem; flex-shrink: 0; line-height: 1.2; }
.factor-card h3 {
  font-size: .9rem;
  font-weight: 800;
  color: var(--green-dark);
  margin-bottom: .3rem;
}
.factor-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.55; }

/* ---- Reason pills ---- */
.reason-list { display: flex; flex-wrap: wrap; gap: .7rem; margin-bottom: 1.5rem; }
.reason-pill {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: .5rem 1.05rem;
  font-size: .9rem;
  font-weight: 600;
  color: var(--charcoal);
  box-shadow: var(--shadow);
}

/* ---- Help cards (on green bg) ---- */
.help-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.help-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
}
.help-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--yellow);
  color: var(--charcoal);
  font-size: .82rem;
  font-weight: 900;
  border-radius: 50%;
  margin-bottom: .75rem;
}
.help-card h3 { font-size: 1rem; font-weight: 800; color: var(--white); margin-bottom: .5rem; }
.help-card p { font-size: .9rem; color: rgba(255,255,255,.8); line-height: 1.65; }

/* ---- Practical tip cards ---- */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.tip-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.tip-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.1); }
.tip-card--urgent { border-color: #D62839; }
.tip-card__header { display: flex; align-items: center; gap: .6rem; margin-bottom: .9rem; }
.tip-card__emoji { font-size: 1.5rem; line-height: 1; }
.tip-card h3 { font-size: .95rem; font-weight: 800; color: var(--green-dark); }
.tip-card--urgent h3 { color: #D62839; }
.tip-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .45rem; }
.tip-list li {
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.55;
  padding-left: 1.1rem;
  position: relative;
}
.tip-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--green-mid);
  font-size: .8rem;
  top: .08rem;
}
.tip-card--urgent .tip-list li::before { color: #D62839; }

/* ---- Harm reduction list ---- */
.harm-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .7rem;
}
.harm-list li {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  font-size: .95rem;
  color: var(--charcoal);
  line-height: 1.65;
}
.harm-list li::before {
  content: '✓';
  color: var(--green-mid);
  font-weight: 900;
  font-size: .95rem;
  flex-shrink: 0;
  margin-top: .12rem;
}

/* ---- Mental health two-column layout ---- */
.mental-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.mental-factors { display: flex; flex-direction: column; gap: .75rem; }
.mental-factor {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .9rem 1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}
.mental-factor__icon { font-size: 1.3rem; flex-shrink: 0; line-height: 1.2; }
.mental-factor strong { display: block; font-size: .88rem; font-weight: 800; color: var(--green-dark); margin-bottom: .15rem; }
.mental-factor p { font-size: .85rem; color: var(--text-muted); margin: 0; line-height: 1.55; }

/* ---- Resource cards (on green bg) ---- */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}
.resource-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.resource-card__org { font-size: 1rem; font-weight: 800; color: var(--white); margin-bottom: .4rem; }
.resource-card__desc {
  font-size: .88rem;
  color: rgba(255,255,255,.75);
  line-height: 1.6;
  margin-bottom: .85rem;
  flex: 1;
}
.resource-card__contact {
  font-size: .9rem;
  font-weight: 700;
  color: var(--yellow);
  text-decoration: none;
  transition: color .15s;
  align-self: flex-start;
}
.resource-card__contact:hover { color: var(--white); }

/* ---- Takeaway checklist ---- */
.takeaway-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  max-width: 700px;
}
.takeaway-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .9rem 1.1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  color: var(--charcoal);
  line-height: 1.55;
  box-shadow: var(--shadow);
}
.takeaway-item__check {
  width: 22px;
  height: 22px;
  background: var(--green-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--white);
  font-size: .78rem;
  font-weight: 900;
  margin-top: .05rem;
}

/* ---- Final thought ---- */
.final-thought {
  background: var(--green-dark);
  color: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem 2rem 1.75rem 3.5rem;
  max-width: 700px;
  position: relative;
}
.final-thought::before {
  content: '\201C';
  position: absolute;
  top: .2rem;
  left: 1.2rem;
  font-size: 4rem;
  font-weight: 900;
  color: var(--green-mid);
  line-height: 1;
  opacity: .55;
}
.final-thought p {
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255,255,255,.9);
  margin: 0;
  font-style: italic;
}

/* ---- Active nav link ---- */
.nav__link--active {
  color: var(--white) !important;
  background: rgba(255,255,255,.15) !important;
  border-radius: 6px;
}

/* ---- Balance grid (pros / cons) ---- */
.balance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}
.balance-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.balance-card--pro { border-top: 3px solid var(--green-mid); }
.balance-card--con { border-top: 3px solid var(--yellow-dark); }
.balance-card__title {
  font-size: .95rem;
  font-weight: 800;
  margin-bottom: 1rem;
}
.balance-card--pro .balance-card__title { color: var(--green-dark); }
.balance-card--con .balance-card__title { color: #7A5800; }

/* ---- Concern list (inside balance-card--con) ---- */
.concern-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0;
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.concern-list li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .92rem;
  color: var(--charcoal);
  line-height: 1.6;
}
.concern-list li::before {
  content: '◆';
  color: var(--yellow-dark);
  font-size: .65rem;
  flex-shrink: 0;
  margin-top: .32rem;
}

/* ---- Prevention highlight box ---- */
.prevention-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--green-dark);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}
.prevention-box h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--green-dark);
  margin-bottom: .4rem;
}
.prevention-box > p {
  font-size: .92rem;
  color: var(--text-muted);
  margin-bottom: .85rem;
  line-height: 1.6;
}

/* ---- Subsection heading ---- */
.subsection-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--green-dark);
  margin: 2rem 0 .8rem;
}

/* ---- Key message row ---- */
.key-message-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.75rem;
}
.key-message-grid .callout { margin-top: 0; }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .stat-grid { grid-template-columns: 1fr; }
  .mental-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .tips-grid { grid-template-columns: 1fr; }
  .help-cards { grid-template-columns: 1fr; }
  .balance-grid { grid-template-columns: 1fr; }
  .key-message-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-card__num { font-size: 2.4rem; }
  .final-thought { padding: 1.5rem 1.25rem 1.5rem 2.5rem; }
  .final-thought::before { font-size: 3rem; left: .75rem; }
}