/* iTel Dialer: own stylesheet. Light, ultramarine + signal cyan. Concept: a handset on the hero, top-up vouchers as plan cards, a connected-line order timeline.
   Fonts: Sora (headings) + IBM Plex Sans (body), loaded from Google Fonts (allowed by the CSP). Edit freely: no other brand uses this file. */
:root{--sf-primary:#2447f5;--sf-primary-dark:#1a36c4;--sf-accent:#00b8d9;--sf-on-primary:#fff;--sf-heading:#0b1b3f;--sf-text:#1b2744;--sf-muted:#566385;--sf-bg:#f2f5fb;--sf-surface:#fff;--sf-line:#d5ddee;--sf-radius:14px;--sf-shadow:0 1px 2px rgba(11,27,63,.06),0 10px 24px -14px rgba(11,27,63,.2);--sf-footer-line:rgba(255,255,255,.14);--sf-ring:rgba(36,71,245,.22);--sf-font-head:"Sora",system-ui,-apple-system,"Segoe UI",sans-serif}
body.sf{background:var(--sf-bg);color:var(--sf-text);font-family:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.6}
a{color:var(--sf-primary)}a:hover{color:var(--sf-primary-dark)}

/* header: white, hairline, cyan underline on hover */
.sf-header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--sf-line);position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.sf-header-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-top:.65rem;padding-bottom:.65rem;flex-wrap:wrap}
.sf-nav{display:flex;gap:1.4rem;flex-wrap:wrap}
.sf-nav a{position:relative;text-decoration:none;color:var(--sf-text);font-weight:500;font-size:.95rem;padding:.2rem 0}
.sf-nav a::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--sf-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.sf-nav a:hover::after{transform:scaleX(1)}
.sf-menu-btn{display:none;border:1px solid var(--sf-line);background:#fff;border-radius:8px;padding:.35rem .9rem;font-weight:600;color:var(--sf-heading)}
@media (max-width:767.98px){.sf-menu-btn{display:inline-block}.sf-nav{flex-direction:column;gap:.2rem;padding:.5rem 0}.sf-nav a{padding:.45rem 0}}

.btn.sf-btn{background:var(--sf-primary);border-color:var(--sf-primary);color:#fff;font-weight:600;border-radius:10px;padding-left:1.3rem;padding-right:1.3rem}
.btn.sf-btn:hover{background:var(--sf-primary-dark);border-color:var(--sf-primary-dark);color:#fff}
.btn.sf-btn-outline{border:1.5px solid var(--sf-heading);color:var(--sf-heading);font-weight:600;border-radius:10px;background:transparent}
.btn.sf-btn-outline:hover{background:var(--sf-heading);color:#fff}

/* hero: text left, handset right */
.sf-hero{padding:4.5rem 0 4.25rem;background:radial-gradient(52rem 26rem at 100% -10%,rgba(0,184,217,.18),transparent 62%),linear-gradient(180deg,#fff,var(--sf-bg));border-bottom:1px solid var(--sf-line)}
.sf-hero h1{font-family:var(--sf-font-head);font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800;line-height:1.08;letter-spacing:-.025em;color:var(--sf-heading);max-width:18ch}
.sf-hero .lead{color:var(--sf-muted);max-width:52ch;margin:1.1rem 0 1.9rem}
.sf-eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-weight:600;font-size:.92rem;color:var(--sf-primary);margin-bottom:1rem}
.sf-eyebrow::before{content:"";width:.6rem;height:.6rem;border-radius:50%;background:var(--sf-accent);box-shadow:0 0 0 4px rgba(0,184,217,.22)}
.sf-device{max-width:290px;margin-left:auto;background:linear-gradient(165deg,#14296a,#0b1b3f);border-radius:34px;padding:1.1rem 1.1rem 1.4rem;box-shadow:0 34px 60px -28px rgba(11,27,63,.6),inset 0 0 0 1px rgba(255,255,255,.08);transform:rotate(2.5deg)}
.sf-screen{display:flex;justify-content:space-between;align-items:center;background:rgba(255,255,255,.08);border-radius:18px;padding:1rem 1.1rem;margin-bottom:1rem;color:#cfe3ff;font-family:var(--sf-font-head);font-weight:600;font-size:1rem}
.sf-screen::after{content:"";width:.65rem;height:.65rem;border-radius:50%;background:var(--sf-accent);box-shadow:0 0 0 4px rgba(0,184,217,.25)}
.sf-keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem}
.sf-keypad span{display:grid;place-items:center;aspect-ratio:1.25;border-radius:14px;background:rgba(255,255,255,.1);color:#fff;font-family:var(--sf-font-head);font-size:1.35rem;font-weight:600}

.sf-section{padding:3.25rem 0}.sf-h2{font-family:var(--sf-font-head);font-size:1.6rem;font-weight:700;letter-spacing:-.015em;color:var(--sf-heading);margin-bottom:1.3rem}
.sf-band{background:#fff;border-top:1px solid var(--sf-line);border-bottom:1px solid var(--sf-line);padding:3.25rem 0}
.sf-band .sf-card{background:transparent;border:0;border-left:3px solid var(--sf-accent);border-radius:0;box-shadow:none;padding:.25rem 0 .25rem 1rem}
.sf-band .sf-card h3{font-family:var(--sf-font-head);font-weight:700;color:var(--sf-heading)}

/* plans as top-up vouchers */
.sf-plan{position:relative;background:var(--sf-surface);border:1px solid var(--sf-line);border-radius:var(--sf-radius);padding:1.6rem 1.4rem 1.3rem;height:100%;box-shadow:var(--sf-shadow)}
.sf-plan.is-featured{border-color:var(--sf-primary);box-shadow:0 0 0 3px rgba(36,71,245,.12),var(--sf-shadow)}
.sf-plan-tag{position:absolute;top:-.8rem;left:1.2rem;background:var(--sf-primary);color:#fff;border-radius:99px;padding:.15rem .8rem;font-size:.78rem;font-weight:600}
.sf-plan-name{font-family:var(--sf-font-head);font-size:1.05rem;font-weight:700;color:var(--sf-heading)}
.sf-plan-price{font-family:var(--sf-font-head);font-size:2.1rem;font-weight:800;letter-spacing:-.02em;color:var(--sf-heading);line-height:1.15;margin:.25rem 0}
.sf-plan-meta{display:inline-block;background:#e8eeff;color:var(--sf-primary-dark);border-radius:99px;padding:.1rem .75rem;font-size:.85rem;font-weight:600;margin-bottom:.9rem}
.sf-plan-desc{font-size:.92rem;color:var(--sf-muted)}
.sf-plan .sf-features{border-top:2px dashed var(--sf-line);padding-top:.9rem}

/* steps: connected line */
.sf-steps{max-width:720px}
.sf-steps li{position:relative;padding-bottom:1.25rem}
.sf-steps li:not(:last-child)::before{content:"";position:absolute;left:1rem;top:2.2rem;bottom:.15rem;width:2px;background:var(--sf-line)}
.sf-step-n{background:var(--sf-primary);color:#fff;font-family:var(--sf-font-head);box-shadow:0 0 0 5px var(--sf-bg);position:relative}
.sf-steps li>span:last-child{padding-top:.3rem}
.sf-faq{background:var(--sf-surface);border:1px solid var(--sf-line);border-radius:12px;padding:.9rem 1.1rem;margin-bottom:.6rem}

.sf-footer{background:#081330;color:#b9c6e6;padding:2.75rem 0 1.5rem;margin-top:2rem;border-top:4px solid var(--sf-accent)}.sf-footer a{color:#fff;text-decoration:none}.sf-footer a:hover{color:var(--sf-accent)}
.sf-footer-brand{font-family:var(--sf-font-head);font-size:1.25rem;font-weight:800;color:#fff}.sf-footer-h{font-family:var(--sf-font-head);font-weight:600;color:#fff;margin-bottom:.5rem}.sf-footer-links{display:grid;gap:.3rem}

/* ---- inner pages (about, plans, checkout, order, support, tracking): shared structure, brand tokens above ---- */
.sf-page{padding:2.5rem 0 3.75rem}.sf-narrow{max-width:760px}
.sf-page h1{font-family:var(--sf-font-head);font-size:clamp(1.7rem,3.2vw,2.3rem);color:var(--sf-heading);margin-bottom:1rem;letter-spacing:-.01em}
.sf-page h2,.sf-page .h5{font-family:var(--sf-font-head);color:var(--sf-heading)}
.sf-card{background:var(--sf-surface);border:1px solid var(--sf-line);border-radius:var(--sf-radius);padding:1.25rem;box-shadow:var(--sf-shadow)}
.sf-price{font-weight:700;color:var(--sf-heading);font-size:1.15rem}
.sf-features{list-style:none;padding:0;margin:.75rem 0 1rem}.sf-features li{padding:.2rem 0 .2rem 1.5rem;position:relative;font-size:.95rem}
.sf-features li::before{content:"\2713";position:absolute;left:0;color:var(--sf-accent);font-weight:800}
.sf-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sf-steps{list-style:none;padding:0;margin:0;display:grid}
.sf-steps li{display:flex;gap:.9rem;align-items:flex-start}
.sf-step-n{flex:0 0 2rem;height:2rem;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:.9rem}
.sf-faq summary{cursor:pointer;font-weight:600;color:var(--sf-heading);list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.sf-faq summary::-webkit-details-marker{display:none}
.sf-faq summary::after{content:"+";font-weight:700;font-size:1.3rem;line-height:1;color:var(--sf-accent);flex:0 0 auto}
.sf-faq[open] summary::after{content:"\2212"}.sf-faq p{margin:.7rem 0 0;color:var(--sf-muted)}
.sf-timeline{list-style:none;margin:0;padding:0 0 0 1rem;border-left:2px solid var(--sf-line)}.sf-timeline li{position:relative;padding:0 0 1rem 1rem}
.sf-timeline li::before{content:"";position:absolute;left:-1.42rem;top:.4rem;width:.75rem;height:.75rem;border-radius:50%;background:var(--sf-primary);box-shadow:0 0 0 4px var(--sf-bg)}
.sf-method{background:var(--sf-surface);border:1px dashed var(--sf-line);border-radius:var(--sf-radius);padding:.8rem 1rem;margin-bottom:.6rem}
.sf-msg{border-radius:var(--sf-radius);padding:.8rem 1rem;margin-bottom:.7rem;background:var(--sf-surface);border:1px solid var(--sf-line)}
.sf-footer-info{border-top:1px solid var(--sf-footer-line);margin-top:1.5rem;padding-top:1rem;font-size:.9rem}.sf-copy{margin-top:.5rem;opacity:.75}
.sf-logo{max-width:100%;height:auto}
.form-control:focus,.form-select:focus{border-color:var(--sf-primary);box-shadow:0 0 0 .25rem var(--sf-ring)}
.sf-skip{position:absolute;left:-9999px}.sf-skip:focus{left:1rem;top:1rem;z-index:99;background:#fff;color:#000;padding:.5rem 1rem;border-radius:6px}
.sf-btn:focus-visible,a:focus-visible,summary:focus-visible,.sf-menu-btn:focus-visible{outline:3px solid var(--sf-accent);outline-offset:3px}
.sf-plan{margin-bottom:1rem}
@media (max-width:767.98px){.sf-nav{display:none;width:100%}.sf-nav.is-open{display:flex}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}


/* ---- mobile polish (v3) ---- */
html{-webkit-text-size-adjust:100%}
body.sf{padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}
.sf-header{padding-top:env(safe-area-inset-top)}
/* 44px minimum touch targets, and 16px inputs so iOS does not zoom the page on focus */
.sf-menu-btn,.btn,.sf-nav a,.sf-footer-links a{min-height:44px}
.sf-nav a,.sf-footer-links a{display:inline-flex;align-items:center}
.form-control,.form-select,textarea.form-control{font-size:16px;min-height:46px}
.table-responsive,.sf-card table{max-width:100%;overflow-x:auto}
img,svg{max-width:100%;height:auto}
@media (max-width:575.98px){
  .sf-hero{padding-top:2.4rem;padding-bottom:2.4rem}
  .sf-section,.sf-band{padding-top:2rem;padding-bottom:2rem}
  .sf-hero .btn{flex:1 1 100%}
  .sf-footer{padding-bottom:calc(5rem + env(safe-area-inset-bottom))}
}
/* plan page: order button stays reachable on phones */
.sf-sticky-cta{display:none}
@media (max-width:767.98px){
  .sf-sticky-cta{display:flex;align-items:center;justify-content:space-between;gap:.75rem;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--sf-surface);border-top:1px solid var(--sf-line);padding:.6rem 1rem calc(.6rem + env(safe-area-inset-bottom));box-shadow:0 -8px 24px -16px rgba(0,0,0,.35)}
  .sf-sticky-cta strong{font-size:1.05rem;color:var(--sf-heading)}
  .sf-sticky-cta .btn{white-space:nowrap}
}
/* guides: readable long-form text */
.sf-prose{max-width:46rem}
.sf-prose h2{font-size:1.35rem;margin-top:2rem;margin-bottom:.6rem}
.sf-prose p,.sf-prose li{line-height:1.7}
.sf-prose li{margin-bottom:.35rem}
.sf-disclaimer{opacity:.8;max-width:60rem}

.sf-flow{display:block;max-width:100%;height:auto;border-radius:18px;margin:0 0 1.25rem}