@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+Hebrew:wght@400;600;700&display=swap');

/* ── Tokens ── */
:root {
  --brand:      #00a661;
  --brand-dark: #007a48;
  --brand-deep: #005c35;
  --brand-mid:  #00c473;
  --brand-lt:   #e6f7f0;
  --gold:       #C9922A;
  --ivory:      #FAF9F7;
  --ivory-dk:   #F0EDE6;
  --cream:      #E8E4DC;
  --white:      #FFFFFF;
  --text:       #1C2B1F;
  --text-mid:   #3D5247;
  --text-soft:  #7A9488;
  --red:        #B03020;
  --red-lt:     #FAEAEA;
  --shadow-sm:  0 2px 12px rgba(0,80,40,.07);
  --shadow-md:  0 8px 28px rgba(0,80,40,.12);
  --shadow-lg:  0 20px 56px rgba(0,80,40,.16);
  --shadow-xl:  0 32px 80px rgba(0,80,40,.20);
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --spring: cubic-bezier(.34,1.15,.64,1);
  --ease:   cubic-bezier(.4,0,.2,1);
}

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

html { font-size: 17px; }

body {
  font-family: 'Noto Serif Hebrew', David, Georgia, serif;
  background: var(--ivory);
  color: var(--text);
  direction: rtl;
  text-align: right;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 52px 20px 80px;
  background-image:
    radial-gradient(ellipse 70% 50% at 10% 5%,  rgba(0,166,97,.06) 0%,transparent 60%),
    radial-gradient(ellipse 50% 70% at 90% 95%, rgba(0,166,97,.04) 0%,transparent 60%);
}

/* ── Progress strip ── */
#progress-strip { position:fixed;top:0;left:0;right:0;height:4px;background:rgba(0,166,97,.15);z-index:200; }
#progress-fill  { height:100%;background:linear-gradient(90deg,var(--brand-deep),var(--brand-mid));border-radius:0 2px 2px 0;transition:width .6s var(--ease); }

/* ── Container ── */
#course-container {
  width: 100%;
  max-width: 780px;
  transition: opacity .5s var(--ease), transform .5s var(--spring);
}

/* ── Slide ── */
.slide {
  background: var(--white);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* ── Header ── */
.slide__header {
  background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand-dark) 55%, var(--brand) 100%);
  padding: 34px 40px 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  position: relative;
  overflow: hidden;
}
.slide__header::before {
  content:''; position:absolute; top:-60px; left:-60px;
  width:240px; height:240px; border-radius:50%;
  background:rgba(255,255,255,.05); pointer-events:none;
}
.slide__header::after {
  content:''; position:absolute; bottom:-70px; right:-30px;
  width:180px; height:180px; border-radius:50%;
  background:rgba(0,196,115,.1); pointer-events:none;
}
.slide__header-content { flex:1; position:relative; z-index:1; }

.slide__logo-wrap {
  flex-shrink:0; width:130px; height:44px;
  display:flex; align-items:center; justify-content:flex-end;
  position:relative; z-index:1;
}
.slide__logo-wrap img {
  max-width:130px; max-height:44px;
  width:auto; height:auto;
  object-fit:contain; object-position:right center;
}

.slide__badge {
  display:inline-flex; align-items:center; gap:6px;
  background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.92);
  font-size: .85rem; font-weight:700; letter-spacing:.06em;
  padding:5px 14px; border-radius:20px; margin-bottom:14px;
}
.slide__title {
  font-size: 1.7rem; font-weight:700; color:var(--white); line-height:1.3;
}

/* ── Body ── */
.slide__body { padding:36px 40px 40px; }

/* ── Stagger animations ── */
.stagger-item {
  opacity: 0;
  animation: fadeUp .5s var(--spring) both;
}
@keyframes fadeUp {
  from { opacity:0; transform:translateY(18px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeIn {
  from { opacity:0; }
  to   { opacity:1; }
}
@keyframes scaleIn {
  from { opacity:0; transform:scale(.88); }
  to   { opacity:1; transform:scale(1); }
}
@keyframes slideRight {
  from { opacity:0; transform:translateX(24px); }
  to   { opacity:1; transform:translateX(0); }
}

/* ── INTRO ── */
.slide--intro .slide__header {
  flex-direction:column; align-items:center; text-align:center; padding:44px 40px 36px;
}
.slide--intro .slide__logo-wrap { width:auto; height:40px; justify-content:center; margin-top:4px; }
.slide--intro .slide__body      { text-align:center; }
.intro-lead {
  font-size:1.12rem; color:var(--text-mid); line-height:1.9;
  margin-bottom:32px; max-width:540px; margin-inline:auto;
  animation: fadeUp .6s var(--spring) .15s both;
}
.slide--intro .btn-primary { animation: fadeUp .6s var(--spring) .3s both; }

/* ── Info callout (pretest) ── */
.info-callout {
  background: var(--ivory);
  border: 1px solid var(--ivory-dk);
  border-right: 4px solid var(--brand);
  border-radius: var(--r-sm);
  padding: 22px 24px;
  margin-bottom: 24px;
}
.callout-label {
  font-size: .75rem; font-weight:700; letter-spacing:.08em;
  color: var(--brand-dark); text-transform:uppercase; margin-bottom:10px;
}
.callout-note {
  font-size: .84rem; color:var(--text-soft); margin-top:10px; font-style:italic;
}

/* ── Definition card ── */
.definition-card {
  background:var(--ivory); border:1px solid var(--ivory-dk);
  border-right:4px solid var(--brand); border-radius:var(--r-sm);
  padding:24px 28px; font-size:1.05rem; line-height:1.95; color:var(--text-mid);
  margin-bottom:28px; position:relative;
  animation: fadeUp .5s var(--spring) .1s both;
}
.definition-card::before {
  content:'"'; font-size:5.5rem; line-height:1; color:var(--brand); opacity:.1;
  position:absolute; top:4px; right:16px; font-family:Georgia,serif;
}

/* ── Hub ── */
.hub-intro-text { font-size:1rem; color:var(--text-mid); line-height:1.75; margin-bottom:22px; }
.hub-progress {
  display:flex; align-items:center; gap:14px; margin-bottom:26px;
  background:var(--ivory); border-radius:var(--r-sm); padding:14px 20px;
}
.hub-progress-bar { flex:1; height:7px; background:var(--cream); border-radius:4px; overflow:hidden; }
.hub-progress-fill { height:100%; background:linear-gradient(90deg,var(--brand-dark),var(--brand-mid)); border-radius:4px; transition:width .7s var(--ease); }
.hub-progress-label { font-size:.85rem; color:var(--text-soft); white-space:nowrap; }

.scenario-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:18px; }

.btn-scenario {
  background:var(--white); border:1.5px solid var(--cream);
  border-radius:var(--r-md); padding:20px 18px;
  text-align:right; cursor:pointer; font-family:inherit;
  box-shadow:var(--shadow-sm); position:relative; overflow:hidden;
  transition: border-color .25s, box-shadow .25s, transform .3s var(--spring);
}
.btn-scenario:hover { border-color:var(--brand); box-shadow:var(--shadow-md); transform:translateY(-3px); }
.btn-scenario:active { transform:translateY(0) scale(.98); }
.btn-scenario .sc-num  { display:block; font-size:.72rem; font-weight:700; letter-spacing:.1em; color:var(--brand); margin-bottom:7px; }
.btn-scenario .sc-label{ display:block; font-size:.95rem; font-weight:600; color:var(--text); line-height:1.4; }
.btn-scenario.done { background:linear-gradient(135deg,#E6F7F0,#F0FBF6); border-color:#A8DBBF; }
.btn-scenario.done .sc-label { color:var(--brand-dark); }
.btn-scenario .done-mark { position:absolute; top:11px; left:13px; font-size:.95rem; }

.hub-all-done-banner {
  background:linear-gradient(135deg,var(--brand-deep),var(--brand-dark));
  border-radius:var(--r-md); padding:22px 26px;
  display:flex; align-items:center; gap:16px; margin-top:6px;
}
.hub-all-done-banner .icon { font-size:2rem; }
.hub-all-done-banner p { flex:1; font-size:.95rem; color:rgba(255,255,255,.88); line-height:1.5; }
.hub-hint { text-align:center; font-size:.85rem; color:var(--text-soft); margin-top:12px; }

/* ── Midpoint ── */
.midpoint-instruction {
  font-size:.9rem; font-weight:600; color:var(--brand-dark);
  background:var(--brand-lt); border:1px solid rgba(0,166,97,.2);
  border-radius:var(--r-sm); padding:11px 16px; margin-bottom:18px;
}
.midpoint-tabs { display:flex; gap:12px; margin-bottom:22px; flex-wrap:wrap; }
.midpoint-tab {
  flex:1; min-width:140px;
  background:var(--white); border:1.5px solid var(--cream);
  border-radius:var(--r-md); padding:18px 14px 16px; cursor:pointer;
  font-family:inherit; text-align:center; position:relative;
  transition: border-color .25s, box-shadow .25s, transform .3s var(--spring);
  box-shadow:var(--shadow-sm);
}
.midpoint-tab:hover { border-color:var(--brand); box-shadow:var(--shadow-md); transform:translateY(-2px); }
.tab-icon  { font-size:1.8rem; display:block; margin-bottom:8px; }
.tab-label { font-size:.88rem; font-weight:700; color:var(--text); display:block; }
.tab-check {
  position:absolute; top:8px; left:10px;
  width:20px; height:20px; border-radius:50%;
  background:var(--brand); color:#fff;
  font-size:.72rem; font-weight:700;
  display:flex; align-items:center; justify-content:center;
  animation: scaleIn .35s var(--spring) both;
}

/* Midpoint modal */
.midpoint-modal-overlay {
  position:fixed; inset:0; background:rgba(0,50,25,.5); backdrop-filter:blur(6px);
  z-index:300; display:flex; align-items:center; justify-content:center;
  animation:fadeIn .25s ease;
}
.midpoint-modal {
  background:var(--white); border-radius:var(--r-lg);
  box-shadow:var(--shadow-xl); padding:40px 44px;
  width:90%; max-width:540px; position:relative;
  max-height:82vh; overflow-y:auto;
  animation:scaleIn .38s var(--spring) both;
}
.modal-close {
  position:absolute; top:16px; left:16px;
  width:34px; height:34px; border-radius:50%;
  background:var(--ivory); border:1px solid var(--cream);
  cursor:pointer; font-size:1rem; display:flex; align-items:center; justify-content:center;
  transition:background .2s, transform .2s;
}
.modal-close:hover { background:var(--cream); transform:scale(1.1); }
.modal-icon  { font-size:2.8rem; display:block; text-align:center; margin-bottom:18px; }
.modal-title { font-size:1.25rem; font-weight:700; color:var(--brand-dark); margin-bottom:14px; }
.modal-body  { font-size:1rem; line-height:1.9; color:var(--text-mid); }
.modal-body strong { color:var(--text); }

/* Midpoint question */
.midpoint-question {
  background:var(--ivory); border:1.5px solid var(--ivory-dk);
  border-radius:var(--r-md); padding:22px 24px; margin-top:4px;
}
.midpoint-q-label {
  font-size:.82rem; font-weight:700; letter-spacing:.06em;
  color:var(--text); text-transform:uppercase; margin-bottom:12px;
}
.midpoint-q-text { font-size:1rem; color:var(--text); line-height:1.7; margin-bottom:16px; font-weight:600; }
.midpoint-q-options { display:flex; flex-direction:column; gap:10px; }
.midpoint-q-opt {
  background:var(--white); border:1.5px solid var(--cream);
  border-radius:var(--r-sm); padding:13px 18px;
  text-align:right; font-family:inherit; font-size:.95rem; color:var(--text);
  cursor:pointer; transition:all .22s;
}
.midpoint-q-opt:not(:disabled):hover { background:var(--brand-lt); border-color:var(--brand); }
.midpoint-q-opt.q-correct { background:#E6F7F0; border-color:var(--brand); color:var(--brand-deep); font-weight:700; }
.midpoint-q-opt.q-wrong   { background:#FFF0EE; border-color:#D45040; color:#7A1A10; font-weight:600; }
.midpoint-q-fb {
  font-size:.9rem; margin-top:14px; padding:12px 16px;
  border-radius:var(--r-sm); line-height:1.65;
  animation:fadeUp .4s var(--spring) both;
}
.midpoint-q-fb.q-correct { background:#E6F7F0; color:var(--brand-deep); border:1px solid rgba(0,166,97,.2); }
.midpoint-q-fb.q-wrong   { background:#FFF0EE; color:#7A1A10; border:1px solid rgba(176,48,32,.15); }

/* ── Scenario ── */
.scenario-story {
  background:linear-gradient(135deg,#FFFCF0,#FFF8E0);
  border:1px solid #EDD98A; border-radius:var(--r-md);
  padding:26px; margin-bottom:26px; position:relative;
}
.scenario-story::before {
  content:'📋'; position:absolute; top:-15px; right:22px;
  font-size:1.5rem; background:var(--white); border-radius:50%;
  width:34px; height:34px; display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow-sm);
}
.scenario-story p { font-size:1rem; line-height:1.9; color:var(--text-mid); }
.scenario-question-label {
  display:flex; align-items:center; gap:10px;
  font-size:1.05rem; font-weight:700; color:var(--text); margin-bottom:18px;
}
.scenario-question-label::before { content:''; display:block; width:4px; height:22px; background:var(--brand); border-radius:2px; flex-shrink:0; }
.options-group { display:flex; flex-direction:column; gap:12px; }
.btn-option {
  background:var(--white); border:1.5px solid var(--cream);
  border-radius:var(--r-sm); padding:17px 22px 17px 48px;
  text-align:right; cursor:pointer; font-family:inherit; font-size:1rem; color:var(--text);
  box-shadow:var(--shadow-sm); position:relative;
  transition: border-color .25s, box-shadow .25s, transform .3s var(--spring);
}
.btn-option::after {
  content:''; position:absolute; left:18px; top:50%; transform:translateY(-50%);
  width:20px; height:20px; border-radius:50%; border:2px solid var(--cream);
  transition:all .22s;
}
.btn-option:hover { border-color:var(--brand); box-shadow:var(--shadow-md); transform:translateX(-4px); }
.btn-option:hover::after { border-color:var(--brand); background:var(--brand); }

/* ── Feedback ── */
.feedback-hero { text-align:center; padding:26px 0 20px; }
.feedback-icon-wrap {
  width:80px; height:80px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:2.2rem; margin:0 auto 18px;
  animation:scaleIn .5s var(--spring) both;
}
.feedback--correct .feedback-icon-wrap { background:var(--brand-lt); }
.feedback--wrong   .feedback-icon-wrap { background:var(--red-lt); }
.feedback-title { font-size:1.5rem; font-weight:700; margin-bottom:8px; animation:fadeUp .45s var(--spring) .1s both; }
.feedback--correct .feedback-title { color:var(--brand-dark); }
.feedback--wrong   .feedback-title { color:var(--red); }
.feedback-explanation {
  background:var(--ivory); border-radius:var(--r-md);
  padding:22px 26px; font-size:1rem; line-height:1.9; color:var(--text-mid);
  margin-bottom:26px; border:1px solid var(--ivory-dk);
  animation:fadeUp .45s var(--spring) .2s both;
}
.confidence-feedback-strip {
  background:var(--ivory); border:1px solid var(--ivory-dk);
  border-right:4px solid var(--brand); border-radius:var(--r-sm);
  padding:13px 18px; margin-bottom:16px;
  animation:slideRight .45s var(--spring) .15s both;
}
.cf-note-only { font-size:.9rem; font-weight:600; color:var(--text-mid); line-height:1.5; }

/* ── Rules list (objective) ── */
.rules-list { list-style:none; margin-bottom:24px; display:flex; flex-direction:column; gap:12px; }
.rules-list li {
  display:flex; align-items:flex-start; gap:14px;
  padding:16px 18px; background:var(--ivory); border-radius:var(--r-sm);
  font-size:1rem; line-height:1.65; color:var(--text-mid);
  border:1px solid var(--ivory-dk);
}
.rule-icon {
  width:30px; height:30px; min-width:30px; border-radius:50%;
  background:linear-gradient(135deg,var(--brand-deep),var(--brand-dark));
  display:flex; align-items:center; justify-content:center;
  font-size:.85rem; color:#fff; font-weight:700;
}

/* ── Warning banner ── */
.warning-banner {
  background:linear-gradient(135deg,#FFF8E1,#FFF3CD);
  border:1px solid #F5DFA0; border-radius:var(--r-md);
  padding:18px 22px; display:flex; gap:14px; align-items:flex-start;
  font-size:.92rem; line-height:1.65; color:#7A5800; margin-bottom:26px;
}
.warning-banner .warn-icon { font-size:1.3rem; flex-shrink:0; }

/* ── END slide ── */
.slide--end .slide__header { padding:32px 40px; }

/* Carousel */
.end-carousel-wrap { margin-bottom:12px; }
.end-cards { position:relative; min-height:180px; margin-bottom:16px; }
.end-card {
  position:absolute; inset:0;
  background:linear-gradient(135deg,var(--brand-lt),#F0FBF6);
  border:1.5px solid rgba(0,166,97,.18); border-radius:var(--r-md);
  padding:32px 32px; display:flex; flex-direction:column; justify-content:center;
  opacity:0; transform:translateX(-28px) scale(.98);
  transition:opacity .45s var(--ease), transform .45s var(--spring);
  pointer-events:none;
}
.end-card.active  { opacity:1; transform:translateX(0) scale(1); pointer-events:auto; }
.end-card.exit    { opacity:0; transform:translateX(28px) scale(.98); }
.end-card-icon    { font-size:2rem; margin-bottom:14px; }
.end-card-text    { font-size:1.05rem; line-height:1.85; color:var(--text-mid); }
.end-card-text strong { color:var(--text); }

.end-carousel-nav {
  display:flex; align-items:center; justify-content:center; gap:14px; margin-bottom:14px;
}
.end-nav-dots { display:flex; gap:8px; }
.end-nav-dot {
  width:9px; height:9px; border-radius:50%; background:var(--cream);
  border:none; cursor:pointer; padding:0;
  transition:all .35s var(--spring));
}
.end-nav-dot.active { background:var(--brand); width:24px; border-radius:5px; }
.end-nav-btn {
  background:var(--white); border:1.5px solid var(--cream); border-radius:var(--r-sm);
  width:38px; height:38px; display:flex; align-items:center; justify-content:center;
  cursor:pointer; font-size:1rem;
  transition:border-color .2s, background .2s, transform .25s var(--spring);
}
.end-nav-btn:hover:not(:disabled) { border-color:var(--brand); background:var(--brand-lt); transform:scale(1.08); }
.end-nav-btn:disabled { opacity:.3; cursor:default; }

.btn-review-sm {
  display:block; width:100%; padding:11px;
  background:transparent; color:var(--text-soft);
  border:1px solid var(--cream); border-radius:var(--r-sm);
  font-family:inherit; font-size:.88rem; cursor:pointer;
  transition:all .2s;
}
.btn-review-sm:hover { color:var(--brand-dark); border-color:var(--brand); background:var(--brand-lt); }

/* Rules section — premium cards */
#end-rules-section { /* transitions set inline by JS */ }
.rules-section-title {
  font-size:1rem; font-weight:700; letter-spacing:.05em;
  color:var(--text); text-transform:uppercase;
  margin-bottom:20px; text-align:center;
}
.rule-cards-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:28px; }

.rule-card {
  background:var(--white);
  border:1.5px solid var(--ivory-dk);
  border-radius:var(--r-md);
  padding:22px 20px;
  box-shadow:var(--shadow-sm);
  position:relative;
  overflow:hidden;
  opacity:0;
}
.rule-card-animate {
  animation: ruleCardIn .55s var(--spring) both;
}
@keyframes ruleCardIn {
  from { opacity:0; transform:translateY(20px) scale(.95); }
  to   { opacity:1; transform:translateY(0)     scale(1); }
}
.rule-card::before {
  content:''; position:absolute; top:0; right:0;
  width:4px; height:100%;
  background:linear-gradient(180deg,var(--brand-dark),var(--brand-mid));
  border-radius:0 var(--r-md) var(--r-md) 0;
}
.rule-card-num {
  width:32px; height:32px; border-radius:50%;
  background:linear-gradient(135deg,var(--brand-deep),var(--brand-dark));
  color:#fff; font-size:.88rem; font-weight:700;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:12px;
  box-shadow:0 3px 10px rgba(0,100,50,.25);
}
.rule-card-text { font-size:.93rem; line-height:1.7; color:var(--text-mid); }

.btn-finish {
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%; padding:17px;
  background:linear-gradient(135deg,var(--brand-deep),var(--brand-dark),var(--brand));
  background-size:200% 100%; background-position:right center;
  color:var(--white); border:none; border-radius:var(--r-sm);
  font-family:inherit; font-size:1.05rem; font-weight:700; cursor:pointer;
  box-shadow:0 6px 20px rgba(0,120,60,.28);
  transition: box-shadow .3s, transform .3s var(--spring), background-position .4s ease;
  animation: fadeUp .55s var(--spring) .5s both;
}
.btn-finish:hover { transform:translateY(-3px); box-shadow:0 12px 28px rgba(0,120,60,.38); background-position:left center; }

/* ── Generic buttons ── */
.btn-primary {
  display:flex; align-items:center; justify-content:center; gap:8px;
  width:100%; padding:16px;
  background:linear-gradient(135deg,var(--brand-deep),var(--brand-dark));
  color:var(--white); border:none; border-radius:var(--r-sm);
  font-family:inherit; font-size:1rem; font-weight:700; cursor:pointer;
  box-shadow:0 4px 16px rgba(0,120,60,.22);
  transition:box-shadow .3s, transform .3s var(--spring);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(0,120,60,.32); }
.btn-primary:active { transform:scale(.98); }

.btn-green {
  display:flex; align-items:center; justify-content:center; gap:8px;
  padding:15px 28px; width:100%;
  background:linear-gradient(135deg,var(--brand),var(--brand-mid));
  color:var(--white); border:none; border-radius:var(--r-sm);
  font-family:inherit; font-size:1rem; font-weight:700; cursor:pointer;
  box-shadow:0 4px 16px rgba(0,166,97,.3);
  transition:box-shadow .3s, transform .3s var(--spring);
}
.btn-green:hover  { transform:translateY(-2px); box-shadow:0 8px 24px rgba(0,166,97,.42); }
.btn-green:active { transform:scale(.98); }

.btn-ghost {
  display:flex; align-items:center; justify-content:center; gap:8px;
  width:100%; padding:14px;
  background:var(--ivory); color:var(--text);
  border:1.5px solid var(--cream); border-radius:var(--r-sm);
  font-family:inherit; font-size:.97rem; font-weight:600; cursor:pointer;
  transition:background .2s, border-color .2s, transform .25s var(--spring);
}
.btn-ghost:hover { background:var(--ivory-dk); border-color:#ccc; transform:translateY(-1px); }

.summary-actions { display:flex; gap:12px; margin-top:4px; }
.btn-review-half {
  flex:1; padding:14px 16px;
  background:var(--ivory); color:var(--brand-dark);
  border:1.5px solid rgba(0,166,97,.3); border-radius:var(--r-sm);
  font-family:inherit; font-size:.95rem; font-weight:600; cursor:pointer;
  text-align:center; transition:all .2s;
}
.btn-review-half:hover { background:var(--brand-lt); border-color:var(--brand); }
.btn-green-half {
  flex:1; padding:14px 16px;
  background:linear-gradient(135deg,var(--brand),var(--brand-mid));
  color:var(--white); border:none; border-radius:var(--r-sm);
  font-family:inherit; font-size:.95rem; font-weight:700; cursor:pointer;
  text-align:center;
  box-shadow:0 4px 14px rgba(0,166,97,.28);
  transition:box-shadow .3s, transform .3s var(--spring);
}
.btn-green-half:hover { transform:translateY(-2px); box-shadow:0 8px 20px rgba(0,166,97,.38); }

/* ── Confidence popup ── */
.popup-overlay {
  position:fixed; inset:0; background:rgba(0,50,25,.45); backdrop-filter:blur(5px);
  z-index:500; display:flex; align-items:center; justify-content:center;
  animation:fadeIn .25s ease;
}
.popup-overlay.hidden { display:none!important; }
.popup-card {
  background:var(--white); border-radius:var(--r-lg);
  box-shadow:var(--shadow-xl); padding:36px 40px;
  width:90%; max-width:400px; text-align:center;
  animation:scaleIn .38s var(--spring) both;
}
.popup-title { font-size:1.15rem; font-weight:700; color:var(--text); margin-bottom:5px; }
.popup-sub   { font-size:.85rem; color:var(--text-soft); margin-bottom:24px; }
.confidence-track { margin-bottom:18px; }
.confidence-labels { display:flex; justify-content:space-between; font-size:.74rem; color:var(--text-soft); margin-bottom:10px; }

input[type=range] {
  -webkit-appearance:none; width:100%; height:7px; border-radius:4px;
  background:linear-gradient(270deg,var(--brand) var(--pct,50%),var(--cream) var(--pct,50%));
  outline:none; cursor:pointer; margin-bottom:10px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance:none; width:24px; height:24px; border-radius:50%;
  background:var(--brand-dark); border:3px solid var(--white);
  box-shadow:0 2px 8px rgba(0,100,50,.3); transition:transform .2s var(--spring);
}
input[type=range]::-webkit-slider-thumb:hover { transform:scale(1.25); }
.confidence-display { font-size:2.2rem; font-weight:700; color:var(--brand-dark); line-height:1; }
.confidence-display span { font-size:1rem; color:var(--text-soft); }

/* ── Utility ── */
.hidden { display:none!important; }
.mt-24  { margin-top:24px; }

/* ── Responsive ── */
@media(max-width:620px) {
  html { font-size:15px; }
  body { padding:30px 12px 60px; }
  .slide__header { padding:26px 22px 22px; }
  .slide__body   { padding:24px 22px; }
  .slide__title  { font-size:1.35rem; }
  .scenario-grid    { grid-template-columns:1fr; }
  .rule-cards-grid  { grid-template-columns:1fr; }
  .midpoint-tabs    { flex-direction:column; }
  .slide__logo-wrap { width:100px; height:34px; }
  .slide__logo-wrap img { max-width:100px; max-height:34px; }
  .popup-card { padding:28px 22px; }
}