/* ===== COLOR PALETTE (LIGHT MODE) ===== */
:root {
  --bg:#f8fafc;
  --bg-alt:#eef2ff;
  --panel:#ffffff;
  --panel-alt:#f1f5ff;
  --text:#0f172a;
  --muted:#475569;
  --border:#dbe0f0;
  --accent:#1e3a8a;
  --accent-accent:#3b82f6;
  --accent-hover:#1d4ed8;
  --danger:#e0414c;
  --danger-bg:#ffe5e8;
  --warn:#ffbb33;
  --success:#21b077;
  --success-bg:#e7faf2;
  --radius:22px;
  --shadow:0 10px 28px -10px rgba(28,48,68,.22),0 2px 6px -2px rgba(28,48,68,.15);
  --grad:linear-gradient(120deg,#1e3a8a,#3b82f6 60%,#60a5fa);
}
body.dark {
  --bg:#0f1419;
  --bg-alt:#16212b;
  --panel:#17232e;
  --panel-alt:#1f2d39;
  --text:#e5edf2;
  --muted:#94a3b8;
  --border:#2d3b47;
  --accent:#3b82f6;
  --accent-accent:#60a5fa;
  --accent-hover:#1e40af;
  --danger-bg:#3d1f24;
  --success-bg:#143a2b;
  --shadow:0 12px 32px -14px rgba(0,0,0,.7),0 3px 10px -3px rgba(0,0,0,.5);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;font-family:'Inter','Poppins',system-ui,Arial,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;}
h1,h2,h3{font-weight:600;line-height:1.2;margin:0 0 .7rem;}
p{line-height:1.55;margin:0 0 1rem;}
a{color:var(--accent-accent);text-decoration:none;}
a:hover{text-decoration:underline;}

.logo{width:46px;height:46px;object-fit:contain;background:var(--bg-alt);border-radius:14px;padding:6px;border:1px solid var(--border);}
.brand{font-size:1.2rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;color:transparent;letter-spacing:.5px;}
.nav-left{display:flex;align-items:center;gap:.75rem;}

.navbar{
  position:sticky;top:0;z-index:200;
  display:flex;align-items:center;
  gap:2rem;padding:.85rem 1.6rem;
  background:var(--panel);border-bottom:1px solid var(--border);
  box-shadow:var(--shadow);
}
.nav-links{list-style:none;display:flex;gap:1.1rem;margin:0;padding:0;flex-wrap:wrap;}
.nav-links a{
  font-size:.78rem;font-weight:600;letter-spacing:.7px;
  color:var(--muted);padding:.55rem .85rem;
  border-radius:12px;transition:.25s;
}
.nav-links a:hover{background:var(--bg-alt);color:var(--accent-accent);}
body.dark .nav-links a:hover{background:#223341;}

#themeToggle{
  margin-left:auto;
  padding:.6rem .9rem;
  background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:14px;
  cursor:pointer;
  color:var(--muted);
  font-size:.9rem;
  transition:.25s;
}
#themeToggle:hover{color:var(--accent-accent);border-color:var(--accent-accent);}

/* ===== AD SLOTS ===== */
.ad-slot{
  margin:1.8rem auto;
  background:linear-gradient(140deg,var(--panel-alt),var(--bg-alt));
  border:1px dashed var(--border);
  border-radius:18px;
  min-height:90px;
  max-width:980px;
  font-size:.6rem;
  letter-spacing:1px;
  text-transform:uppercase;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--muted);
}
.ad-top{max-width:100%;}
.ad-hero-bottom{max-width:100%;min-height:60px;}
.ad-mid{max-width:100%;min-height:250px;}
.ad-side{max-width:300px;min-height:250px;}
.ad-footer{max-width:100%;min-height:90px;}
@media (max-width:600px){
  .ad-slot{min-height:100px;max-width:100%;margin:1.2rem auto;}
  .ad-side{max-width:100%;}
}

/* ===== HERO ===== */
.hero{
  padding:3.2rem 1.6rem 2.8rem;
  text-align:center;
  position:relative;
  background:var(--grad);
  color:#fff;
}
.hero-inner{max-width:850px;margin:0 auto;padding:2.2rem 1.8rem 2.4rem;}
.hero-title{font-size:2.15rem;margin:0 0 1rem;}
.hero-tagline{font-size:1rem;max-width:640px;margin:0 auto 1.2rem;color:#e2e8f0;}
.btn.cta{
  margin-top:.2rem;
  font-size:1rem;
  padding:1rem 2rem;
  background:#fff;
  color:var(--accent);
  border:none;
  border-radius:999px;
  cursor:pointer;
  font-weight:700;
  transition:.3s;
  box-shadow:0 4px 14px -4px rgba(0,0,0,.35);
}
.btn.cta:hover{transform:scale(1.05);filter:brightness(1.05);}

/* QUICK PICK */
.quickpick{
  max-width:600px;
  margin:1.5rem auto 0;
  padding:0 1rem 1.5rem;
  display:flex;
  gap:.5rem;
  align-items:center;
  justify-content:center;
  font-size:.85rem;
  color:var(--muted);
}
.quickpick label{font-size:.8rem;}
.quickpick select{
  padding:.6rem .8rem;
  border:1px solid var(--border);
  border-radius:12px;
  background:var(--panel);
  font-size:.9rem;
  min-width:220px;
}
.btn.ghost.sm{padding:.5rem 1rem;font-size:.8rem;}

/* ===== GENERIC SECTION ===== */
.section{max-width:1220px;margin:0 auto;padding:3rem 1.5rem 3.2rem;}
.section-head{text-align:center;max-width:760px;margin:0 auto 1.8rem;}
.section-head h2{font-size:1.5rem;margin:0 0 .6rem;}
.subline{font-size:.85rem;color:var(--muted);}

/* CALC FILTERS */
.filters-card{
  display:grid;
  gap:1.1rem;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:26px;
  padding:1.2rem 1.2rem .95rem;
  box-shadow:var(--shadow);
  margin-bottom:1.4rem;
}
.field{display:flex;flex-direction:column;gap:.45rem;}
.field label{
  font-size:.6rem;text-transform:uppercase;
  letter-spacing:.7px;font-weight:600;color:var(--muted);
}
select{
  padding:.75rem .85rem;
  border:1px solid var(--border);
  border-radius:14px;
  background:var(--panel-alt);
  color:var(--text);
  font-size:.8rem;
  font-family:inherit;
  transition:.25s;
}
select:focus{outline:2px solid var(--accent-accent);}
.field.action{align-self:flex-end;}

/* INPUTS */
.inputs-wrapper{
  display:grid;
  gap:1rem;
  grid-template-columns:repeat(auto-fill,minmax(170px,1fr));
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:28px;
  padding:1.4rem 1.4rem 1.7rem;
  box-shadow:var(--shadow);
  min-height:80px;
}
.ibox{
  display:flex;flex-direction:column;gap:.35rem;
  background:var(--panel-alt);
  padding:.55rem .6rem .65rem;
  border:1px solid var(--border);
  border-radius:16px;
}
.ibox label{
  font-size:.62rem;
  color:var(--text);
  font-weight:600;
  letter-spacing:.3px;
}
.ibox input{
  padding:.4rem .55rem;
  height:34px;
  border:1px solid var(--border);
  border-radius:12px;
  background:var(--bg);
  color:var(--text);
  font-size:.75rem;
  font-family:inherit;
  transition:.25s;
}
.ibox input:focus{outline:2px solid var(--accent-accent);}

.prelims-line{font-size:.63rem;letter-spacing:.4px;color:var(--muted);margin:1rem 0 .4rem;}
.hidden{display:none !important;}
.action-row{margin-top:1rem;text-align:center;}
.btn.primary{background:var(--grad);color:#fff;box-shadow:0 4px 14px -4px rgba(0,0,0,.35);}
.btn.primary:hover{filter:brightness(1.05);}
.btn.wide{width:auto;max-width:280px;}
.btn.ghost{background:var(--bg-alt);color:var(--text);border:1px solid var(--border);}
.btn.ghost:hover{border-color:var(--accent-accent);color:var(--accent-accent);}

/* ===== RESULTS ===== */
.results{margin-top:1.8rem;background:var(--panel);border:1px solid var(--border);border-radius:30px;padding:1.4rem 1.35rem 2rem;box-shadow:var(--shadow);position:relative;animation:fade .5s ease;}
@keyframes fade{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:translateY(0);}}
.totals-bar{display:flex;flex-wrap:wrap;gap:1.4rem;font-size:.65rem;letter-spacing:.4px;color:var(--muted);margin-bottom:1rem;align-items:center;}
.eligibility{margin-left:auto;padding:.55rem 1.1rem;font-size:.6rem;font-weight:700;letter-spacing:.9px;border-radius:40px;background:#d3dae1;color:#26323a;}
.eligibility.pass{background:var(--success-bg);color:var(--success);}
.eligibility.fail{background:var(--danger-bg);color:var(--danger);}
.pointer-grid{display:grid;gap:1rem;margin-bottom:1.3rem;}
@media (min-width:900px){.pointer-grid{grid-template-columns:repeat(4,1fr);}}
.pbox{background:var(--bg-alt);border:1px solid var(--border);border-radius:20px;padding:.9rem .95rem 1rem;display:flex;flex-direction:column;gap:.45rem;position:relative;}
.pbox.combined{border:1px solid var(--accent-accent);}

/* === FINAL POINTER COLOR STATES === */
.pbox.final{background:var(--bg-alt);border:1px solid var(--border);}
.pbox.final.pass{background:var(--success-bg);border-color:var(--success);}
.pbox.final.fail{background:var(--danger-bg);border-color:var(--danger);}

.ptitle{font-size:.6rem;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);}
.pvalue{font-size:1.12rem;font-weight:600;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.badge{background:var(--danger-bg);color:var(--danger);border:1px solid #ff9aa4;font-size:.52rem;padding:2px 6px;border-radius:8px;font-weight:600;line-height:1;}

.progress-wrap{margin:.4rem 0 1.3rem;}
.progress-head{display:flex;justify-content:space-between;font-size:.58rem;color:var(--muted);letter-spacing:.5px;margin-bottom:.4rem;}
.progress-bar{height:16px;background:linear-gradient(90deg,#dfe5eb,#cfd8e1);border-radius:12px;overflow:hidden;border:1px solid var(--border);}
body.dark .progress-bar{background:linear-gradient(90deg,#233441,#17252f);}
#progressFill{height:100%;width:0%;background:linear-gradient(90deg,var(--accent-accent),var(--accent-hover));transition:width .55s cubic-bezier(.55,.1,.3,1);}

.alert-line{margin:.3rem 0 1rem;background:var(--danger-bg);border:1px solid #ff9aa4;color:var(--danger);padding:.7rem .85rem;font-size:.6rem;border-radius:16px;letter-spacing:.4px;line-height:1.3;}

.bare-box{margin:1.2rem 0 0;background:linear-gradient(145deg,#eef5ff,#e0eefc);border:1px solid #b3cdec;padding:1rem 1rem 1.05rem;font-size:.63rem;border-radius:24px;letter-spacing:.35px;line-height:1.4;position:relative;overflow:hidden;}
body.dark .bare-box{background:linear-gradient(145deg,#1d3147,#162838);border-color:#2d4f76;color:#d3e7fa;}
.bare-box h4{margin:.1rem 0 .5rem;font-size:.72rem;letter-spacing:.6px;text-transform:uppercase;color:var(--accent-accent);}

.breakdown{margin-top:1.6rem;background:var(--panel);border:1px solid var(--border);border-radius:26px;padding:1.15rem 1.15rem 1.3rem;box-shadow:var(--shadow);}
.breakdown h3{margin:0 0 .9rem;font-size:.9rem;letter-spacing:.6px;color:var(--accent-accent);}
.breakdown-table{width:100%;border-collapse:collapse;font-size:.62rem;}
.breakdown-table th,.breakdown-table td{padding:.55rem .55rem;border-bottom:1px solid var(--border);text-align:center;white-space:nowrap;}
.breakdown-table thead th{text-transform:uppercase;letter-spacing:.7px;font-size:.55rem;color:var(--muted);background:var(--bg-alt);}
.breakdown-table tfoot th{background:var(--bg-alt);font-size:.6rem;}

/* BOOKS SECTION */
.books-section .book-grid{
  margin-top:1.6rem;
  display:grid;
  gap:1.2rem;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.book-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:20px;
  padding:1rem 1rem 1.1rem;
  font-size:.9rem;
  line-height:1.45;
  box-shadow:var(--shadow);
}
.book-card strong{display:block;margin-bottom:.35rem;color:var(--accent);}

.info h2{margin-top:0;font-size:1.4rem;}
.about-grid{margin-top:1.6rem;display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));}
.about-card{background:var(--panel);border:1px solid var(--border);border-radius:20px;padding:1rem 1rem 1.1rem;font-size:.88rem;line-height:1.45;box-shadow:var(--shadow);}
.about-card h3{margin:.1rem 0 .55rem;font-size:.75rem;letter-spacing:.6px;text-transform:uppercase;color:var(--accent-accent);}

.terms-list{margin:1rem 0 1.2rem;padding-left:1.2rem;font-size:.95rem;line-height:1.5;}
.terms-list li{margin:.35rem 0;}

.contact-list{list-style:none;margin:.6rem 0 0;padding:0;font-size:1rem;}
.contact-list li{margin:.35rem 0;}

/* FOOTER */
.footer{text-align:center;font-size:.75rem;padding:2.6rem 1rem 3.2rem;color:var(--muted);}

/* ===== RESPONSIVE ===== */
@media (max-width:900px){
  .pointer-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));}
  .hero-title{font-size:1.85rem;}
  .navbar{gap:1rem;flex-wrap:wrap;}
  .nav-links{gap:.6rem;}
}
@media (max-width:560px){
  .hero-inner{padding:1.8rem 1.1rem 2.1rem;}
  .inputs-wrapper{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));}
  .filters-card{grid-template-columns:1fr 1fr;}
  .book-card{font-size:.85rem;}
  .contact-list{font-size:.9rem;}
  #calcBtn{width:100%!important;max-width:none;}
}/* ================= ACTION BUTTON REFINES ================= */
/* Common look: rounded like cards, slightly chunkier text, subtle hover */
#calcBtn,
#resetBtn,
#books .btn.primary {
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .2px;
  padding: .85rem 1.75rem;
  border-radius: 18px;
  transition: transform .18s ease, filter .18s ease, background .18s ease, border-color .18s ease;
  line-height: 1;
}

/* CALCULATE = Solid brand gradient */
#calcBtn {
  background: var(--grad);
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px -4px rgba(0,0,0,.25);
}
#calcBtn:hover {
  transform: translateY(-1px) scale(1.02);
  filter: brightness(1.05);
}

/* RESET = Clean outlined (panel-alt bg) */
#resetBtn {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  color: var(--accent-accent);
}
#resetBtn:hover {
  border-color: var(--accent-accent);
  background: rgba(59,130,246,.08);
  transform: translateY(-1px) scale(1.02);
}

/* VIEW COMPLETE BOOK LIST (Books section CTA) */
#books .btn.primary {
  background: var(--panel-alt);
  color: var(--accent-accent);
  border: 1px solid var(--accent-accent);
  box-shadow: 0 3px 10px -4px rgba(0,0,0,.15);
}
#books .btn.primary:hover {
  background: var(--accent-accent);
  color: #fff;
  transform: translateY(-1px) scale(1.03);
  filter: brightness(1.05);
}

/* Mobile full-width if needed */
@media (max-width:560px){
  #calcBtn,
  #resetBtn,
  #books .btn.primary {
    width:100%;
    max-width:none;
    text-align:center;
  }
}footer .proudly {
  display: block;
  width: 100%;
  text-align: center !important;
  font-weight: 500;
  margin-top: 5px;
  font-size: 14px;
  color: #333;
}footer .legal-links {
  text-align: center;
  font-size: 12px;
  color: #555;
  margin-top: 5px;
}
footer .legal-links a {
  color: #555;
  text-decoration: none;
  margin: 0 4px;
}
footer .legal-links a:hover {
  text-decoration: underline;
}