/* ============================================================
   Glucosa — sistema de diseño
   Paleta: teal sereno + blancos cálidos + colores funcionales de rango
   Tipografía: Fraunces (números/display) + Plus Jakarta Sans (UI)
   ============================================================ */

:root{
  --ink:#14302E;
  --ink-soft:#3A4F4B;
  --muted:#5C6B66;
  --faint:#8A9A94;
  --surface:#EEF3F1;
  --card:#FFFFFF;
  --line:#DCE5E1;
  --line-soft:#E8EEEB;

  --teal:#0E6E63;
  --teal-deep:#0A4A43;
  --teal-wash:#E3F0ED;

  --baja:#D64545;     /* hipoglucemia / baja */
  --baja-wash:#FBEAEA;
  --rango:#2E8B62;    /* en rango */
  --rango-wash:#E7F4ED;
  --alta:#E0892E;     /* alta */
  --alta-wash:#FBF0E2;

  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 1px 2px rgba(20,48,46,.04), 0 8px 24px rgba(20,48,46,.06);
  --shadow-lift:0 10px 30px rgba(20,48,46,.12);
  --maxw:520px;
  --nav-h:64px;
  --page-top:env(safe-area-inset-top, 0px);
  --font-ui:"Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-display:"Fraunces", Georgia, serif;
}

*{box-sizing:border-box}
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--font-ui);
  background:var(--surface);
  color:var(--ink);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  padding-top:var(--page-top);
  padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom, 0px) + 10px);
}
a{color:inherit}
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.15;margin:0}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- Layout shell ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}
.topbar{
  max-width:var(--maxw);margin:0 auto;
  padding:18px 16px 8px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.topbar .eyebrow{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-weight:600}
.topbar h1{font-size:26px;letter-spacing:-.01em}
.topbar .avatar{
  width:38px;height:38px;border-radius:50%;background:var(--teal);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;text-decoration:none;flex:none;
}

/* ---------- Cards ---------- */
.card{
  background:var(--card);border:1px solid var(--line-soft);
  border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow);margin-bottom:14px;
}
.card-pad-sm{padding:14px}
.section-title{display:flex;align-items:center;justify-content:space-between;margin:22px 4px 10px}
.section-title h2{font-size:18px}
.section-title a{font-size:13px;color:var(--teal);text-decoration:none;font-weight:600}

/* ---------- Hero "hoy" ---------- */
.hero{
  background:linear-gradient(160deg,var(--teal) 0%, var(--teal-deep) 100%);
  color:#fff;border:none;position:relative;overflow:hidden;
}
.hero .eyebrow{color:rgba(255,255,255,.7);font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.hero .big{font-family:var(--font-display);font-size:72px;line-height:.95;font-weight:600;letter-spacing:-.02em;margin:6px 0 0}
.hero .big .u{font-size:18px;font-family:var(--font-ui);font-weight:500;opacity:.7;margin-left:6px}
.hero .meta{margin-top:8px;font-size:14px;color:rgba(255,255,255,.85)}
.hero .empty{font-family:var(--font-display);font-size:24px;margin-top:6px;opacity:.9}
.hero .pill-state{position:absolute;top:18px;right:18px}

/* ---------- Pills / estados ---------- */
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px}
.pill::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.pill.baja{background:var(--baja-wash);color:var(--baja)}
.pill.rango{background:var(--rango-wash);color:var(--rango)}
.pill.alta{background:var(--alta-wash);color:var(--alta)}
.pill.solid.baja{background:rgba(255,255,255,.18);color:#fff}
.pill.solid.rango{background:rgba(255,255,255,.18);color:#fff}
.pill.solid.alta{background:rgba(255,255,255,.18);color:#fff}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-ui);font-weight:600;font-size:15px;
  padding:13px 18px;border-radius:var(--r-md);border:1px solid transparent;
  background:var(--teal);color:#fff;text-decoration:none;cursor:pointer;width:100%;
  transition:transform .06s ease, background .15s ease;
}
.btn:active{transform:scale(.985)}
.btn.secondary{background:var(--card);color:var(--teal);border-color:var(--line)}
.btn.ghost{background:transparent;color:var(--muted);border-color:var(--line)}
.btn.danger{background:var(--baja-wash);color:var(--baja);border-color:transparent}
.btn-row{display:flex;gap:10px}
.btn-row .btn{width:auto;flex:1}

/* Quick actions en el dashboard */
.quick{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}
.quick a{
  display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:var(--r-lg);
  background:var(--card);border:1px solid var(--line-soft);box-shadow:var(--shadow);
  text-decoration:none;color:var(--ink);
}
.quick a .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:22px}
.quick a .ic.g{background:var(--teal-wash)}
.quick a .ic.i{background:var(--alta-wash)}
.quick a strong{font-size:16px}
.quick a span{font-size:13px;color:var(--muted)}

/* ---------- Formularios ---------- */
label{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin:14px 0 6px}
label.first{margin-top:0}
input,select,textarea{
  width:100%;font-family:var(--font-ui);font-size:16px;color:var(--ink);
  padding:13px 14px;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--teal);outline-offset:1px;border-color:var(--teal)}
textarea{min-height:80px;resize:vertical}
.field-row{display:flex;gap:10px}
.field-row>div{flex:1}
.hint{font-size:12px;color:var(--faint);margin-top:6px}

/* Valor grande de glucosa en el form */
.big-input{position:relative}
.big-input input{
  font-family:var(--font-display);font-size:48px;font-weight:600;text-align:center;
  padding:18px;letter-spacing:-.01em;
}
.big-input .unit{position:absolute;right:18px;bottom:22px;color:var(--faint);font-size:16px;font-weight:500}

/* Chips de contexto (selección rápida) */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  position:relative;cursor:pointer;
}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{
  display:inline-block;padding:9px 13px;border-radius:999px;border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--muted);background:#fff;transition:.12s;
}
.chip input:checked + span{background:var(--teal);border-color:var(--teal);color:#fff}
.chip.sug span{border-color:var(--teal);color:var(--teal)}
.chip.sug input:checked + span{color:#fff}

/* segmented (glucosa / insulina) */
.segmented{display:flex;background:var(--line-soft);border-radius:var(--r-md);padding:4px;margin-bottom:18px}
.segmented a{flex:1;text-align:center;padding:10px;border-radius:10px;text-decoration:none;font-weight:600;font-size:14px;color:var(--muted)}
.segmented a.on{background:#fff;color:var(--teal);box-shadow:var(--shadow)}

/* ---------- Listas de registros ---------- */
.entry{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px solid var(--line-soft)}
.entry:last-child{border-bottom:none}
.entry .dot{width:10px;height:10px;border-radius:50%;flex:none}
.entry .dot.baja{background:var(--baja)} .entry .dot.rango{background:var(--rango)} .entry .dot.alta{background:var(--alta)}
.entry .val{font-family:var(--font-display);font-size:24px;font-weight:600;min-width:58px;letter-spacing:-.01em}
.entry .val.baja{color:var(--baja)} .entry .val.alta{color:var(--alta)}
.entry .info{flex:1;min-width:0}
.entry .info .ctx{font-weight:600;font-size:14px}
.entry .info .sub{font-size:12.5px;color:var(--muted)}
.entry .time{font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums;white-space:nowrap}
.entry.ins .badge{width:38px;height:38px;border-radius:11px;background:var(--alta-wash);color:var(--alta);display:grid;place-items:center;font-weight:700;font-size:13px;flex:none}
.entry .units{font-family:var(--font-display);font-size:22px;font-weight:600}

.day-group{margin-bottom:6px}
.day-head{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);font-weight:700;margin:18px 4px 6px}

/* ---------- Stats / métricas ---------- */
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.metric{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--r-md);padding:16px;box-shadow:var(--shadow)}
.metric .k{font-size:12px;color:var(--muted);font-weight:600}
.metric .v{font-family:var(--font-display);font-size:34px;font-weight:600;letter-spacing:-.01em;margin-top:2px}
.metric .v small{font-size:14px;font-family:var(--font-ui);color:var(--faint);font-weight:500}

/* barra de tiempo en rango */
.tir{display:flex;height:14px;border-radius:999px;overflow:hidden;margin:10px 0 6px}
.tir span{display:block;height:100%}
.tir .s-baja{background:var(--baja)} .tir .s-rango{background:var(--rango)} .tir .s-alta{background:var(--alta)}
.tir-legend{display:flex;gap:16px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.tir-legend i{width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:5px;vertical-align:middle}

canvas{width:100% !important}

/* ---------- Plan del día ---------- */
.plan-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line-soft)}
.plan-item:last-child{border-bottom:none}
.plan-item .check{width:26px;height:26px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center}
.plan-item.done .check{background:var(--rango);border-color:var(--rango);color:#fff}
.plan-item .ptxt{flex:1;font-weight:600;font-size:14.5px}
.plan-item.done .ptxt{color:var(--muted)}
.plan-item .pside{font-size:13px;color:var(--faint)}

/* ---------- Auth ---------- */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px;padding-bottom:24px}
.auth .card{max-width:380px;width:100%;margin:0}
.auth .brand{text-align:center;margin-bottom:20px}
.auth .brand .mark{width:54px;height:54px;border-radius:16px;background:var(--teal);display:inline-grid;place-items:center;margin-bottom:10px}
.auth h1{font-size:24px;text-align:center}
.auth .sw{text-align:center;font-size:14px;color:var(--muted);margin-top:16px}
.auth .sw a{color:var(--teal);font-weight:600;text-decoration:none}

/* ---------- Avisos ---------- */
.alert{padding:12px 14px;border-radius:var(--r-md);font-size:13.5px;margin-bottom:14px}
.alert.err{background:var(--baja-wash);color:#a02424}
.alert.ok{background:var(--rango-wash);color:#1c6b46}
.note{display:flex;gap:10px;background:var(--teal-wash);color:var(--teal-deep);padding:12px 14px;border-radius:var(--r-md);font-size:13px;margin-bottom:14px}
.note .i{flex:none;font-size:16px}

.empty-state{text-align:center;color:var(--muted);padding:30px 10px;font-size:14px}
.empty-state .em{font-size:30px;display:block;margin-bottom:8px}

.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px}
.toolbar input,.toolbar select{padding:9px 12px;font-size:14px}

/* ---------- Bottom nav ---------- */
.bottomnav{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  min-height:calc(var(--nav-h) + env(safe-area-inset-bottom, 0px));
  padding-bottom:8px;
  padding-bottom:max(8px, env(safe-area-inset-bottom, 0px));
}
.bottomnav .inner{max-width:var(--maxw);margin:0 auto;height:var(--nav-h);display:flex;align-items:stretch}
.bottomnav a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  text-decoration:none;color:var(--faint);font-size:10.5px;font-weight:600;
}
.bottomnav a.on{color:var(--teal)}
.bottomnav a svg{width:23px;height:23px}
.bottomnav .fab-slot{flex:1;position:relative}
.bottomnav .fab{
  position:absolute;top:-18px;left:50%;transform:translateX(-50%);
  width:54px;height:54px;border-radius:50%;background:var(--teal);color:#fff;
  display:grid;place-items:center;box-shadow:var(--shadow-lift);text-decoration:none;
}
.bottomnav .fab svg{width:26px;height:26px}

/* ---------- Print (reporte) ---------- */
@media print{
  body{background:#fff;padding:0}
  .bottomnav,.no-print,.btn,.topbar .avatar{display:none !important}
  .card{box-shadow:none;border:1px solid #ccc;break-inside:avoid}
  .wrap{max-width:100%}
}

@media (prefers-reduced-motion:reduce){*{transition:none !important;animation:none !important}}

/* ============================================================
   Landing page — glucodia.app
   ============================================================ */

body.landing { padding-bottom: 0 }

.ld-wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px }

/* — Nav — */
.ld-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(238,243,241,.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.ld-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 62px;
}
.ld-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
  font-family: var(--font-display); font-weight: 600; font-size: 18px;
}
.ld-mark {
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(145deg, var(--teal), var(--teal-deep));
  display: grid; place-items: center; flex: none;
}
.ld-mark-img {
  width: 38px; height: 38px; border-radius: 11px;
  display: block; flex: none; object-fit: cover;
  box-shadow: 0 3px 10px rgba(14,110,99,.18);
}
.ld-mark-img.small { width: 30px; height: 30px; border-radius: 8px }
.ld-nav .btn { width: auto; padding: 9px 18px; font-size: 14px }

/* — Hero — */
.ld-hero {
  padding: 80px 0 64px; text-align: center;
  background: linear-gradient(180deg, #fff 0%, var(--surface) 100%);
}
.ld-hero-mark {
  width: 88px; height: 88px; border-radius: 26px;
  background: linear-gradient(145deg, var(--teal) 0%, var(--teal-deep) 100%);
  display: grid; place-items: center; margin: 0 auto 24px;
  box-shadow: 0 12px 32px rgba(14,110,99,.3);
}
.ld-hero-mark-img {
  width: 88px; height: 88px; border-radius: 26px;
  display: block; object-fit: cover; margin: 0 auto 24px;
  box-shadow: 0 12px 32px rgba(14,110,99,.3);
}
.ld-eyebrow {
  font-size: 13px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--teal); font-weight: 700; margin: 0 0 14px;
}
.ld-headline {
  font-family: var(--font-display);
  font-size: clamp(38px, 7vw, 66px);
  letter-spacing: -.025em; line-height: 1.04;
  margin: 0 0 22px; color: var(--ink);
}
.ld-sub {
  font-size: 17px; color: var(--muted);
  max-width: 500px; margin: 0 auto 40px; line-height: 1.65;
}
.ld-btns {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}
.ld-btns .btn { width: auto; padding: 14px 28px; font-size: 16px }

/* — Secciones — */
.ld-section { padding: 76px 0 }
.ld-section-title {
  font-size: clamp(22px, 4vw, 34px); text-align: center;
  margin: 0 0 44px; letter-spacing: -.018em;
}

/* — Tarjetas de beneficios — */
.ld-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}
.ld-feat { margin-bottom: 0 }
.ld-feat-icon {
  width: 52px; height: 52px; border-radius: 15px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
}
.ld-feat h3 { font-size: 17px; margin: 14px 0 8px }
.ld-feat p { font-size: 14px; color: var(--muted); margin: 0; line-height: 1.65 }

/* — Sección "Para tu médico" — */
.ld-teal {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: #fff;
}
.ld-doc-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 56px; align-items: center;
}
.ld-doc-kicker {
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.65); font-weight: 700; margin: 0 0 12px;
}
.ld-doc-h2 { font-size: clamp(24px, 3.5vw, 38px); margin: 0 0 16px; color: #fff }
.ld-doc-p { font-size: 16px; opacity: .88; line-height: 1.65; margin: 0 0 28px }
.ld-teal .btn {
  background: rgba(255,255,255,.15); color: #fff;
  border-color: rgba(255,255,255,.3); width: auto;
}
.ld-report {
  background: #fff; color: var(--ink);
  border-radius: var(--r-lg); padding: 24px;
  box-shadow: 0 20px 48px rgba(10,74,67,.25);
  border: none;
}
.ld-rep-lbl {
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--faint); font-weight: 700; margin: 0 0 18px;
}
.ld-rep-nums { display: flex; gap: 28px; margin-bottom: 16px }
.ld-rep-num {
  font-family: var(--font-display); font-size: 46px; font-weight: 600;
  letter-spacing: -.02em; display: block; line-height: 1;
}
.ld-rep-unit { font-size: 12px; color: var(--muted); display: block; margin-top: 5px }

/* — Pasos — */
.ld-steps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px; max-width: 760px; margin: 0 auto;
}
.ld-step { text-align: center; padding: 0 8px }
.ld-step-n {
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--teal); color: #fff;
  font-family: var(--font-display); font-size: 22px; font-weight: 600;
  display: grid; place-items: center; margin: 0 auto 18px;
  box-shadow: 0 4px 14px rgba(14,110,99,.25);
}
.ld-step h3 { font-size: 17px; margin: 0 0 10px }
.ld-step p { font-size: 14px; color: var(--muted); margin: 0; line-height: 1.65 }

/* — CTA final — */
.ld-cta {
  text-align: center; padding: 88px 0;
  background: var(--card);
  border-top: 1px solid var(--line-soft);
}
.ld-cta-mark {
  width: 76px; height: 76px; border-radius: 22px;
  background: linear-gradient(145deg, var(--teal), var(--teal-deep));
  display: grid; place-items: center; margin: 0 auto 26px;
  box-shadow: 0 12px 32px rgba(14,110,99,.3);
}
.ld-cta h2 { font-size: clamp(26px, 5vw, 44px); margin: 0 0 12px }
.ld-cta .ld-sub { margin-bottom: 36px }
.ld-cta .btn { width: auto; display: inline-flex; padding: 15px 44px; font-size: 17px }
.ld-cta-hint { font-size: 14px; color: var(--muted); margin-top: 18px }
.ld-cta-hint a { color: var(--teal); font-weight: 600; text-decoration: none }

/* — Footer — */
.ld-footer { background: var(--ink); color: rgba(255,255,255,.65); padding: 30px 0 }
.ld-footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.ld-footer .ld-brand { color: rgba(255,255,255,.88); font-size: 15px }
.ld-footer .ld-mark { width: 30px; height: 30px; border-radius: 8px }
.ld-disclaimer { font-size: 13px; line-height: 1.55; max-width: 440px; margin: 0 }

/* — Responsive — */
@media (max-width: 768px) {
  .ld-hero { padding: 52px 0 44px }
  .ld-section { padding: 54px 0 }
  .ld-doc-grid { grid-template-columns: 1fr; gap: 32px }
  .ld-steps { grid-template-columns: 1fr; max-width: 360px }
  .ld-footer-inner { flex-direction: column; align-items: flex-start; gap: 14px }
}