/* ============================================================
   TBN — shared page chrome
   The nav / hero / section / FAQ / footer system, extracted so new
   pages don't each carry their own copy. Existing pages keep their
   inline styles; this is for everything built from here on.
   Load BEFORE tbn.css, which carries the responsive layer on top.
   ============================================================ */

:root{
  --ink:#0E1015; --ink2:#15181F; --paper:#F7F5F0; --paper-dim:#EDEAE2;
  --amber:#E8A33D; --amber-dim:#7A5A24; --slate:#5A6270; --slate-light:#8A92A0;
  --green:#3D7A5C; --green-glow:rgba(61,122,92,.35); --line:rgba(247,245,240,.1);
  --whatsapp:#25D366;
  --mono:'Space Mono',monospace; --sans:'Inter',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--ink);color:var(--paper);font-family:var(--sans);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}
.container{max-width:1180px;margin:0 auto;padding:0 32px;}
.container--narrow{max-width:880px;}
@media(max-width:640px){.container{padding:0 20px;}}
.grid-texture{position:fixed;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.4;pointer-events:none;z-index:0;}

/* NAV */
.nav{position:sticky;top:0;z-index:100;background:rgba(14,16,21,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;}
.nav__brand{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:14px;}
.nav__brand-mark{width:28px;height:28px;border:1.5px solid var(--amber);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--amber);}
.nav__brand-name{font-weight:700;white-space:nowrap;}
.nav__brand-name span{color:var(--slate-light);font-weight:400;}
.nav__links{display:flex;gap:26px;list-style:none;align-items:center;}
.nav__links a{font-size:13px;font-family:var(--mono);color:var(--slate-light);transition:color .2s;}
.nav__links a:hover{color:var(--paper);}
.nav__right{display:flex;align-items:center;gap:14px;}
.nav__phone{font-family:var(--mono);font-size:12px;color:var(--slate-light);}
.nav__cta{font-family:var(--mono);font-size:12px;font-weight:700;background:var(--whatsapp);color:#0B2E1A;padding:10px 18px;display:inline-flex;align-items:center;gap:8px;transition:background .2s;}
.nav__cta:hover{background:#2fe377;}
.nav__cta svg{width:14px;height:14px;fill:currentColor;}
@media(max-width:1000px){.nav__links,.nav__phone{display:none;}}

.breadcrumb{font-family:var(--mono);font-size:12px;color:var(--slate-light);padding:24px 0 0;position:relative;z-index:1;}
.breadcrumb a{color:var(--slate-light);}
.breadcrumb a:hover{color:var(--amber);}
.breadcrumb span{color:var(--paper);}

/* HERO */
.hero{position:relative;z-index:1;padding:48px 0 76px;border-bottom:1px solid var(--line);}
.hero__eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);background:rgba(232,163,61,.1);padding:7px 14px;margin-bottom:24px;}
.hero__title{font-size:clamp(32px,5vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.07;margin-bottom:22px;max-width:880px;}
.hero__title em{font-style:normal;color:var(--amber);}
.hero__lede{font-size:18px;color:var(--paper-dim);max-width:700px;line-height:1.75;margin-bottom:18px;}
.hero__desc{font-size:16px;color:var(--slate-light);max-width:680px;line-height:1.75;margin-bottom:30px;}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;}

/* BUTTONS */
.btn{font-family:var(--mono);font-size:13px;font-weight:700;padding:14px 24px;display:inline-flex;align-items:center;gap:10px;transition:all .15s;border:none;cursor:pointer;letter-spacing:.02em;}
.btn svg{width:15px;height:15px;fill:currentColor;flex-shrink:0;}
.btn--whatsapp{background:var(--whatsapp);color:#0B2E1A;}
.btn--whatsapp:hover{background:#2fe377;}
.btn--primary{background:var(--amber);color:var(--ink);}
.btn--primary:hover{background:#f4b65a;}
.btn--ghost{border:1px solid var(--line);color:var(--paper);background:none;}
.btn--ghost:hover{border-color:var(--paper);}

/* SECTIONS */
.section{position:relative;z-index:1;padding:76px 0;border-bottom:1px solid var(--line);}
.section-head{margin-bottom:42px;max-width:760px;}
.section-tag{font-family:var(--mono);font-size:12px;color:var(--amber);letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;}
.section-title{font-size:clamp(25px,3.3vw,35px);font-weight:800;letter-spacing:-.01em;line-height:1.2;margin-bottom:14px;}
.section-sub{color:var(--slate-light);font-size:16px;line-height:1.75;}
.section-sub a{color:var(--amber);border-bottom:1px solid var(--amber-dim);}

/* PROSE */
.prose p{font-size:16px;color:var(--paper-dim);line-height:1.85;margin-bottom:20px;max-width:760px;}
.prose p:last-child{margin-bottom:0;}
.prose strong{color:var(--paper);font-weight:600;}
.prose a{color:var(--amber);border-bottom:1px solid var(--amber-dim);}
.prose h3{font-size:20px;font-weight:700;color:var(--paper);margin:36px 0 12px;letter-spacing:-.01em;}
.prose ul{margin:0 0 22px 20px;max-width:760px;}
.prose li{font-size:15.5px;color:var(--paper-dim);line-height:1.8;margin-bottom:10px;}
.prose li strong{color:var(--paper);}

/* ANSWER BLOCK — the direct answer, first thing on the page.
   Written to be quotable on its own, because that is how an answer
   engine will use it. */
.answer{background:var(--ink2);border-left:3px solid var(--amber);padding:28px 32px;margin-bottom:34px;}
@media(max-width:640px){.answer{padding:22px 20px;}}
.answer__label{font-family:var(--mono);font-size:10.5px;color:var(--amber);letter-spacing:.09em;text-transform:uppercase;margin-bottom:12px;}
.answer p{font-size:16.5px;color:var(--paper-dim);line-height:1.8;margin-bottom:14px;}
.answer p:last-child{margin-bottom:0;}
.answer strong{color:var(--paper);font-weight:600;}
.answer a{color:var(--amber);border-bottom:1px solid var(--amber-dim);}

/* COMPARISON TABLE */
.ctable-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:26px 0;}
.ctable{width:100%;border-collapse:collapse;background:var(--ink2);border:1px solid var(--line);min-width:640px;}
.ctable th,.ctable td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top;line-height:1.6;}
.ctable th{background:rgba(0,0,0,.28);color:var(--amber);font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;}
.ctable td{color:var(--slate-light);}
.ctable td:first-child{color:var(--paper);font-weight:600;width:26%;}
.ctable tr:last-child td{border-bottom:none;}
.ctable .yes{color:#6FCB9A;font-weight:600;}
.ctable .no{color:#E88585;}
.ctable .part{color:var(--amber);}

/* CARD GRIDS */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
@media(max-width:860px){.cards{grid-template-columns:1fr;}}
.cards--3{grid-template-columns:repeat(3,1fr);}
@media(max-width:900px){.cards--3{grid-template-columns:1fr 1fr;}}
@media(max-width:620px){.cards--3{grid-template-columns:1fr;}}
.card{background:var(--ink2);border:1px solid var(--line);padding:28px 28px;transition:border-color .2s;}
.card:hover{border-color:var(--amber-dim);}
.card__num{font-family:var(--mono);font-size:11px;color:var(--amber);letter-spacing:.06em;margin-bottom:12px;font-weight:700;}
.card__title{font-size:18px;font-weight:700;margin-bottom:10px;letter-spacing:-.01em;}
.card__desc{font-size:14px;color:var(--slate-light);line-height:1.7;}
.card__desc strong{color:var(--paper-dim);font-weight:600;}
.card__desc a{color:var(--amber);}

/* FAQ */
.faq-list{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{list-style:none;padding:22px 0;font-size:16px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;color:var(--paper);transition:color .2s;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--amber);}
.faq-item summary::after{content:'+';font-family:var(--mono);font-size:20px;color:var(--amber);transition:transform .25s;flex-shrink:0;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item__body{padding:0 0 22px;font-size:14.5px;color:var(--slate-light);line-height:1.8;max-width:780px;}
.faq-item__body a{color:var(--amber);border-bottom:1px solid var(--amber-dim);}
.faq-item__body strong{color:var(--paper-dim);}

/* PARENT STRIP / CTA / FOOTER */
.parent-strip{background:var(--paper);color:var(--ink);position:relative;z-index:1;}
.parent-strip__inner{display:flex;align-items:center;justify-content:space-between;padding:44px 32px;flex-wrap:wrap;gap:24px;}
.parent-strip__text{font-size:14px;color:var(--slate);max-width:520px;}
.parent-strip__text strong{color:var(--ink);}
.parent-strip__link{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--ink);border-bottom:2px solid var(--ink);padding-bottom:2px;white-space:nowrap;}

.cta{position:relative;z-index:1;padding:86px 0;text-align:center;}
.cta__title{font-size:clamp(26px,3.8vw,40px);font-weight:800;letter-spacing:-.01em;margin-bottom:16px;}
.cta__sub{color:var(--slate-light);font-size:16px;margin-bottom:32px;max-width:580px;margin-left:auto;margin-right:auto;}
.cta__actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:24px;}
.cta__contact{display:flex;justify-content:center;gap:32px;flex-wrap:wrap;font-family:var(--mono);font-size:13px;color:var(--slate-light);}
.cta__contact a{color:var(--slate-light);transition:color .2s;}
.cta__contact a:hover{color:var(--amber);}

.footer{position:relative;z-index:1;border-top:1px solid var(--line);padding:44px 0;}
.footer__inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.footer__text{font-family:var(--mono);font-size:12px;color:var(--slate);}
.footer__links{display:flex;gap:24px;flex-wrap:wrap;}
.footer__links a{font-family:var(--mono);font-size:12px;color:var(--slate-light);}
.footer__links a:hover{color:var(--paper);}

.updated{font-family:var(--mono);font-size:11px;color:var(--slate);letter-spacing:.04em;margin-top:18px;}

::selection{background:var(--amber);color:var(--ink);}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}