/* satguayaquil.com — design system
   Third sibling of toeflquito.com and toeflguayaquil.com: same structural
   vocabulary (.wrap/.section/.hero/.card/.tbl/.faq/.cta-band), own identity.
   Palette: verde colegial + bronce + oro — US college admissions, not coastal.
   Type: Newsreader (display serif) / Public Sans (body) / JetBrains Mono (data)
   Geometry: r=10, rule-led sections, numbered fases
*/
:root{
  --ink:#15241C;
  --ink-soft:#4C6157;
  --pino:#1D5E42;
  --pino-deep:#0F3B2A;
  --bronce:#A8681F;
  --bronce-deep:#845014;
  --salvia:#EFF5F1;
  --linea:#D2E2D8;
  --oro:#D9A94A;
  --paper:#FFFFFF;
  --ok:#2F7D4F;
  --r:10px;
  --shadow:0 9px 28px rgba(21,36,28,.11);
  --fd:"Newsreader",Georgia,serif;
  --fb:"Public Sans",system-ui,sans-serif;
  --fm:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{font-family:var(--fb);color:var(--ink);background:var(--paper);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
img,iframe{max-width:100%}
a{color:var(--pino)}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:2px solid var(--ink)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:8px;margin-right:22px;flex-shrink:0;text-decoration:none}
.brand img{height:48px;width:auto;display:block}
@media(max-width:400px){.brand img{height:34px}}
.nav-links{display:flex;align-items:center;gap:24px;list-style:none}
.nav-links a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.92rem;white-space:nowrap}
.nav-links a:hover{color:var(--bronce)}
.nav-links a.is-active{color:var(--bronce);border-bottom:2px solid var(--bronce);padding-bottom:3px}
.nav-cta{background:var(--bronce);color:#fff!important;padding:10px 18px;border-radius:var(--r);font-weight:700}
.nav-cta:hover{background:var(--bronce-deep)}
.nav-toggle{display:none;background:none;border:1.5px solid var(--ink);border-radius:var(--r);padding:7px 12px;font-size:1.05rem;cursor:pointer;color:var(--ink)}
.has-sub{position:relative}
.has-sub>a::after{content:" ▾";font-size:.68em}
.has-sub::before{content:"";position:absolute;left:-12px;right:-12px;top:100%;height:16px;display:none}
.has-sub:hover::before,.has-sub:focus-within::before{display:block}
.sub{position:absolute;top:calc(100% + 12px);left:-14px;background:#fff;border:1.5px solid var(--ink);border-radius:var(--r);box-shadow:var(--shadow);list-style:none;min-width:242px;padding:6px;display:none}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}
.sub a{display:block;padding:9px 12px;border-radius:6px;font-weight:500}
.sub a:hover{background:var(--salvia)}
@media(max-width:940px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:2px solid var(--ink);flex-direction:column;align-items:flex-start;gap:0;padding:8px 22px 18px}
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:11px 0;font-size:1.02rem;white-space:normal}
  .sub{display:block;position:static;border:none;box-shadow:none;padding:0 0 0 14px;min-width:0}
  .has-sub>a::after{content:""}
  .nav-cta{margin-top:10px;text-align:center}
}

/* ---------- hero ---------- */
.hero{background:var(--paper);padding:66px 0 50px;border-bottom:1px solid var(--linea)}
.hero.tinted{background:var(--salvia)}
.kicker{font-family:var(--fm);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--bronce);display:block;margin-bottom:18px;border-left:3px solid var(--bronce);padding-left:12px}
h1{font-family:var(--fd);font-weight:600;font-size:clamp(2rem,4.8vw,3.25rem);line-height:1.1;letter-spacing:-.01em;color:var(--ink)}
h1 em{font-style:italic;color:var(--bronce)}
.hero p.lead{margin-top:20px;font-size:1.14rem;color:var(--ink-soft);max-width:660px}
.hero-marks{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px 26px;font-size:.94rem;font-family:var(--fm)}
.hero-marks span{color:var(--ink)}
.hero-marks b{color:var(--bronce)}
.avail{font-family:var(--fm);font-size:.7rem;letter-spacing:.06em;color:var(--ink-soft);margin-top:22px;text-transform:uppercase}

/* ---------- buttons ---------- */
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{display:inline-block;text-decoration:none;font-weight:700;border-radius:var(--r);padding:14px 26px;font-size:1rem;font-family:var(--fb);transition:background .12s ease,transform .12s ease}
.btn:hover{transform:translateY(-1px)}
.btn-bronce{background:var(--bronce);color:#fff}
.btn-bronce:hover{background:var(--bronce-deep)}
.btn-pino{background:var(--pino);color:#fff}
.btn-pino:hover{background:var(--pino-deep)}
.btn-linea{background:#fff;border:2px solid var(--ink);color:var(--ink)}
.btn-linea:hover{background:var(--salvia)}
.btn-wa{background:#1EBE5D;color:#fff}
.btn-wa:hover{background:#169A4B}

/* ---------- sections ---------- */
.section{padding:62px 0}
.section.alt{background:var(--salvia)}
.section.dark{background:var(--pino-deep);color:#D6E4DC}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark p{color:#B9CFC4}
h2{font-family:var(--fd);font-weight:600;font-size:clamp(1.5rem,3.4vw,2.2rem);line-height:1.16;color:var(--ink);margin-bottom:14px}
h2 em{font-style:italic;color:var(--bronce)}
h3{font-family:var(--fd);font-weight:600;font-size:1.18rem;color:var(--ink);margin-bottom:8px}
.section .intro{max-width:700px;color:var(--ink-soft);margin-bottom:34px}
.rule-head{border-top:3px solid var(--ink);padding-top:18px}
.grid{display:grid;gap:18px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:860px){.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}
.card{background:#fff;border:1.5px solid var(--linea);border-left:4px solid var(--pino);border-radius:var(--r);padding:22px}
.card.br{border-left-color:var(--bronce)}
.card p{color:var(--ink-soft);font-size:.96rem}
.card .etapa{font-family:var(--fm);font-size:.68rem;letter-spacing:.16em;color:var(--bronce);text-transform:uppercase;display:block;margin-bottom:10px}
.section.dark .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.16);border-left-color:var(--oro)}
.section.dark .card h3{color:#fff}
.section.dark .card p{color:#B4CBC0}

/* ---------- data band ---------- */
.datos{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px;border:1.5px solid var(--ink);border-radius:var(--r);overflow:hidden}
@media(max-width:700px){.datos{grid-template-columns:repeat(2,1fr)}}
.dato{padding:18px;text-align:center;border-right:1.5px solid var(--linea)}
.dato:last-child{border-right:none}
@media(max-width:700px){.dato:nth-child(2){border-right:none}.dato:nth-child(-n+2){border-bottom:1.5px solid var(--linea)}}
.dato b{display:block;font-family:var(--fm);font-size:1.3rem;color:var(--pino)}
.dato span{font-size:.8rem;color:var(--ink-soft)}

/* ---------- score planner (signature) ---------- */
.planner{background:var(--pino-deep);border-radius:var(--r);padding:32px 28px;color:#fff;border-top:6px solid var(--bronce)}
.planner .pl-title{font-family:var(--fm);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--oro);margin-bottom:20px}
.planner .pl-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:700px){.planner .pl-grid{grid-template-columns:1fr}}
.planner label{display:block;font-size:.86rem;color:#B9CFC4;font-family:var(--fm);margin-bottom:8px}
.planner select{width:100%;padding:12px;border-radius:var(--r);border:1.5px solid rgba(255,255,255,.3);background:#fff;color:var(--ink);font-family:var(--fb);font-size:1rem}
.planner input[type=range]{width:100%;appearance:none;-webkit-appearance:none;background:transparent;height:34px;cursor:pointer}
.planner input[type=range]::-webkit-slider-runnable-track{height:10px;border-radius:5px;background:linear-gradient(90deg,var(--bronce),var(--oro))}
.planner input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:#fff;border:4px solid var(--bronce);margin-top:-8px}
.planner input[type=range]::-moz-range-track{height:10px;border-radius:5px;background:linear-gradient(90deg,var(--bronce),var(--oro))}
.planner input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:#fff;border:4px solid var(--bronce)}
.pl-weeks{font-family:var(--fm);font-size:.8rem;color:#B9CFC4;display:flex;justify-content:space-between}
.pl-out{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:700px){.pl-out{grid-template-columns:1fr}}
.pl-chip{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r);padding:16px;text-align:center}
.pl-chip b{display:block;font-family:var(--fm);font-size:1.55rem;color:#fff}
.pl-chip.hot b{color:var(--oro)}
.pl-chip span{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:#9BB6A9}
.pl-verdict{margin-top:18px;padding:14px 16px;background:rgba(217,169,74,.12);border-left:3px solid var(--oro);font-size:.92rem;color:#EDDFC0}
.pl-note{margin-top:12px;font-size:.78rem;color:#84A093}

/* ---------- price cards ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
@media(max-width:900px){.price-grid{grid-template-columns:1fr}}
.price-card{background:#fff;border:2px solid var(--ink);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;height:100%}
.price-card.featured{border-color:var(--bronce);box-shadow:var(--shadow)}
.price-card .pc-head{background:var(--ink);color:#fff;font-family:var(--fm);text-align:center;padding:11px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase}
.price-card.featured .pc-head{background:var(--bronce)}
.price-card .pc-body{padding:26px;text-align:center;display:flex;flex-direction:column;flex:1}
.price-card .pc-price{font-family:var(--fd);font-weight:600;font-size:3.1rem;color:var(--ink);line-height:1}
.price-card .pc-price sup{font-size:1.25rem;top:-1.35em}
.price-card .pc-sub{color:var(--ink-soft);font-size:.9rem;margin:8px 0 16px}
.price-card ul{list-style:none;text-align:left;margin:16px 0;border-top:1.5px solid var(--linea);padding-top:16px;flex:1}
.price-card li{padding:7px 0 7px 26px;position:relative;font-size:.94rem}
.price-card li::before{content:"—";position:absolute;left:0;color:var(--bronce);font-weight:700}
.guarantee{margin-top:16px;background:var(--salvia);border-left:3px solid var(--pino);padding:14px;font-size:.88rem;color:var(--ink);text-align:left}

ul.checks{list-style:none;margin:18px 0}
ul.checks li{padding:8px 0 8px 28px;position:relative}
ul.checks li::before{content:"—";position:absolute;left:0;color:var(--bronce);font-weight:700}

/* ---------- FAQ ---------- */
.faq{border-top:2px solid var(--ink)}
.faq details{border-bottom:1px solid var(--linea);padding:2px 0}
.faq summary{cursor:pointer;font-weight:700;padding:16px 34px 16px 0;position:relative;color:var(--ink);list-style:none;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"↓";position:absolute;right:6px;top:14px;font-size:1.05rem;color:var(--bronce);transition:transform .15s}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq .faq-a{padding:0 0 18px;color:var(--ink-soft);max-width:760px}

/* ---------- CTA band ---------- */
.cta-band{background:var(--pino-deep);color:#fff;padding:64px 0;border-top:6px solid var(--bronce)}
.cta-band h2{color:#fff}
.cta-band h2 em{color:var(--oro)}
.cta-band p{color:#B9CFC4;max-width:640px;margin-top:12px}
.cta-band .avail{color:#84A093}

/* ---------- table ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff}
.tbl th{background:var(--ink);color:#fff;text-align:left;padding:12px 16px;font-family:var(--fm);font-weight:600;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--linea);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl td:first-child{font-weight:700;color:var(--pino);font-family:var(--fm);font-size:.88rem}
.tbl-scroll{overflow-x:auto;border:1.5px solid var(--ink);border-radius:var(--r)}

/* ---------- prose ---------- */
.prose p{margin-bottom:16px;color:var(--ink);max-width:760px}
.prose p strong{color:var(--pino)}
.prose h2{margin-top:44px}
.prose h3{margin-top:28px}
.prose ul,.prose ol{margin:0 0 16px 22px;max-width:740px}
.prose li{margin-bottom:8px}
.callout{background:var(--salvia);border-left:4px solid var(--bronce);padding:18px 22px;margin:26px 0;max-width:760px}
.callout b{color:var(--ink)}

/* ---------- lead form ---------- */
.lead-form{background:#fff;border:2px solid var(--ink);border-radius:var(--r);overflow:hidden}
.lead-form .lf-head{background:var(--ink);color:#fff;padding:22px 26px}
.lead-form .lf-head h3{color:#fff;margin:2px 0 6px}
.lead-form .lf-head p{color:#B9CFC4;font-size:.92rem}
.lf-form{padding:24px 26px;display:grid;gap:14px}
.lf-form label{display:block;font-weight:700;font-size:.84rem;color:var(--ink);font-family:var(--fm);text-transform:uppercase;letter-spacing:.04em}
.lf-form input[type=text],.lf-form input[type=email],.lf-form input[type=tel],.lf-form select,.lf-form textarea{width:100%;margin-top:6px;padding:12px 14px;border:1.5px solid var(--linea);border-radius:var(--r);font-family:var(--fb);font-size:1rem;color:var(--ink);background:#fff}
.lf-form input:focus,.lf-form textarea:focus,.lf-form select:focus{border-color:var(--pino);outline:2px solid var(--salvia)}
.lf-form textarea{resize:vertical}
.lf-submit{width:100%;border:none;cursor:pointer;font-size:1.05rem}
.lf-note{font-size:.78rem;color:var(--ink-soft);text-align:center}
.lf-hp{display:none}

/* ---------- embeds ---------- */
.map-box{border-radius:var(--r);overflow:hidden;border:1.5px solid var(--ink)}
.map-box iframe{display:block;width:100%;height:420px;border:0}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#AFC2B8;padding:54px 0 30px;font-size:.92rem}
.site-footer h4{font-family:var(--fm);color:#fff;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#AFC2B8;text-decoration:none}
.site-footer a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.8rem;color:#83988D}
.foot-avail{font-family:var(--fm);font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:#93A99E;margin-top:14px}

/* ---------- floating whatsapp ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:70;background:#1EBE5D;color:#fff;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;text-decoration:none;box-shadow:0 8px 22px rgba(0,0,0,.28)}
.wa-float:hover{background:#169A4B}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--bronce);outline-offset:2px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--bronce);color:#fff;padding:10px 16px;font-weight:700;z-index:100}
.skip-link:focus{left:10px;top:10px}

/* ---------- practice test (/practica-sat) ---------- */
.planner .qz-sec { font-family:var(--fm);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#AAB3DE;margin-top:6px }
.planner .qz-q { color:#fff;font-weight:600;font-size:1.02rem;line-height:1.55;margin-bottom:12px }
.planner .qz-stem { display:block;font-weight:400;margin-top:8px;padding:12px 16px;background:rgba(255,255,255,.06);border-left:3px solid var(--oro, #C99A3A);color:#F3F4FA }
.planner .qz-opt { display:block;margin-bottom:8px;padding:10px 14px;border:1px solid rgba(255,255,255,.18);border-radius:var(--r);background:rgba(255,255,255,.04);color:#F3F4FA;font-size:.97rem;cursor:pointer }
.planner .qz-opt:hover { background:rgba(255,255,255,.09) }
.planner .qz-opt input { margin-right:10px }
.planner .qz-note { font-size:.88rem;line-height:1.55;margin-top:8px }
.planner .qz-note:empty { display:none }