/* ===================================================================
   MobiMatter Coupon (ESIMDUDE) Affiliate Site — Shared Styles
   Palette: Teal / Cyan accent + Dark Navy, with dark/light alternating
   =================================================================== */

:root{
  /* Brand palette */
  --teal:      #00c2a8;   /* primary accent */
  --teal-dark: #009d8a;
  --cyan:      #12d1c4;
  --navy:      #0b1f2a;   /* dark section bg */
  --navy-2:    #102b39;   /* dark card bg */
  --navy-3:    #17384a;   /* dark border */
  --ink:       #0e2430;   /* text on light */
  --slate:     #4a5b66;   /* muted text on light */
  --light:     #f5f9fb;   /* light section bg */
  --light-2:   #ffffff;   /* light card bg */
  --line:      #e2ecf0;   /* light border */
  --gold:      #ffcf4d;   /* gift/credit highlight */
  --gold-dark: #e6a700;
  --white:     #ffffff;
  --radius:    16px;
  --radius-sm: 10px;
  --shadow:    0 10px 30px rgba(11,31,42,.10);
  --shadow-lg: 0 20px 50px rgba(11,31,42,.18);
  --maxw:      1120px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--light-2);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--teal-dark);text-decoration:none}

.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- Section theming (alternating dark/light) ---------- */
.section{padding:64px 0}
.section--light{background:var(--light);color:var(--ink)}
.section--white{background:var(--white);color:var(--ink)}
.section--dark{background:var(--navy);color:#dcebf1}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--dark a{color:var(--cyan)}
.section--tight{padding:44px 0}

.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.14em;
  font-size:12.5px;font-weight:700;color:var(--teal-dark);margin-bottom:10px;
}
.section--dark .eyebrow{color:var(--cyan)}

h1,h2,h3,h4{line-height:1.2;font-weight:800;letter-spacing:-.01em}
h2{font-size:30px;margin-bottom:14px}
h3{font-size:22px;margin:26px 0 10px}
h4{font-size:18px;margin:18px 0 8px}
p{margin-bottom:14px}
.lead{font-size:19px;color:var(--slate)}
.section--dark .lead{color:#b8ccd6}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:200;background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid rgba(226,236,240,.9);
  transition:box-shadow .25s ease, background .25s ease;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(11,31,42,.08);background:rgba(255,255,255,.94)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{
  display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;color:var(--ink);
  white-space:nowrap;flex:0 0 auto;letter-spacing:-.01em;
}
.brand-badge{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:0 0 auto;
  background:linear-gradient(135deg,var(--teal),var(--cyan));color:#042;font-weight:900;font-size:15px;
  box-shadow:0 4px 12px rgba(0,194,168,.35);
}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;flex-wrap:nowrap}
.nav-links a{
  color:var(--slate);font-weight:600;font-size:14.5px;padding:8px 12px;border-radius:9px;
  white-space:nowrap;transition:.18s;position:relative;
}
.nav-links a:not(.nav-cta):hover{background:var(--light);color:var(--teal-dark)}
.nav-links a.active{color:var(--teal-dark)}
.nav-cta{
  background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff !important;
  padding:10px 18px !important;border-radius:10px;font-weight:700;margin-left:8px;
  box-shadow:0 6px 16px rgba(0,157,138,.32);
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,157,138,.42);color:#fff !important}
.nav-toggle{display:none;background:none;border:none;font-size:23px;color:var(--ink);cursor:pointer;padding:6px}

/* Slightly tighten nav padding on mid screens to avoid wrap */
@media (max-width:1080px) and (min-width:901px){
  .nav-links a{padding:8px 9px;font-size:13.5px}
  .nav-cta{padding:9px 14px !important}
  .brand{font-size:16.5px}
  .brand-name{font-size:16.5px}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:16px;
  padding:14px 26px;border-radius:12px;cursor:pointer;border:none;
  transition:transform .2s cubic-bezier(.2,.8,.3,1),box-shadow .2s ease,background .2s ease;
  text-align:center;justify-content:center;position:relative;overflow:hidden;
}
.btn::after{
  content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .55s ease;
}
.btn:hover::after{left:130%}
.btn-primary{background:linear-gradient(135deg,var(--teal),var(--teal-dark));color:#fff;box-shadow:0 8px 20px rgba(0,157,138,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,157,138,.48);color:#fff}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2b00;box-shadow:0 8px 20px rgba(230,167,0,.32)}
.btn-gold:hover{transform:translateY(-2px);color:#3a2b00;box-shadow:0 14px 30px rgba(230,167,0,.45)}
.btn-ghost{background:transparent;border:2px solid var(--teal);color:var(--teal-dark)}
.btn-ghost:hover{background:var(--teal);color:#fff}
.section--dark .btn-ghost{border-color:var(--cyan);color:var(--cyan)}
.section--dark .btn-ghost:hover{background:var(--cyan);color:#042}
.btn-lg{padding:16px 34px;font-size:17px}
@media (prefers-reduced-motion:reduce){.btn::after{display:none}.btn:hover{transform:none}}

/* ---------- Hero (COMPACT) ---------- */
.hero{
  background:linear-gradient(160deg,var(--navy) 0%,#0d2634 55%,#123a4c 100%);
  color:#eaf5f8;padding:46px 0 52px;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(18,209,196,.22),transparent 70%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.hero h1{font-size:38px;color:#fff;margin-bottom:14px}
.hero .lead{color:#bcd4de;font-size:18px;margin-bottom:20px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.hero-badge{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  padding:7px 13px;border-radius:999px;font-size:13.5px;font-weight:600;color:#d6ebf1;
}
.hero-cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- Coupon Box ---------- */
.coupon-card{
  background:linear-gradient(150deg,#12313f,#0e2733);border:1px solid rgba(18,209,196,.35);
  border-radius:20px;padding:26px;box-shadow:var(--shadow-lg);position:relative;
}
.coupon-card .save-tag{
  position:absolute;top:-14px;left:24px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));
  color:#3a2b00;font-weight:800;font-size:13px;padding:6px 14px;border-radius:999px;
}
.coupon-code-box{
  display:flex;align-items:center;justify-content:space-between;gap:10px;margin:16px 0;
  border:2px dashed var(--cyan);border-radius:12px;padding:14px 16px;background:rgba(18,209,196,.08);
}
.coupon-code{font-size:26px;font-weight:900;letter-spacing:.12em;color:#fff;font-family:'Inter',monospace}
.copy-btn{
  background:var(--cyan);color:#042;border:none;padding:9px 16px;border-radius:9px;font-weight:800;
  cursor:pointer;font-size:14px;white-space:nowrap;
}
.copy-btn:hover{background:#fff}
.coupon-meta{list-style:none;margin:14px 0 18px}
.coupon-meta li{display:flex;gap:9px;padding:5px 0;color:#cfe4ec;font-size:14.5px;border-top:1px solid rgba(255,255,255,.08)}
.coupon-meta li:first-child{border-top:none}
.coupon-meta strong{color:#fff}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--light-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
  transition:transform .25s cubic-bezier(.2,.8,.3,1),box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(0,194,168,.35)}
.section--dark .card{background:var(--navy-2);border-color:var(--navy-3);color:#cfe1e9}
.section--dark .card:hover{border-color:rgba(18,209,196,.4)}
.card .ic{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;font-size:20px;
  background:linear-gradient(135deg,var(--teal),var(--cyan));color:#042;margin-bottom:14px;
  box-shadow:0 6px 16px rgba(0,194,168,.3);
}

/* ---------- Steps ---------- */
.steps{counter-reset:step;display:grid;gap:16px}
.step{
  display:flex;gap:16px;background:var(--light-2);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateX(3px);box-shadow:var(--shadow-lg)}
.section--dark .step{background:var(--navy-2);border-color:var(--navy-3)}
.step .num{
  flex:0 0 42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--teal-dark));
  color:#fff;font-weight:800;display:grid;place-items:center;font-size:17px;
  box-shadow:0 5px 14px rgba(0,157,138,.35);
}
.step h4{margin:0 0 4px}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;background:#fff;min-width:520px}
thead th{background:linear-gradient(135deg,var(--navy),#123a4c);color:#fff;text-align:left;padding:15px 16px;font-size:14px;text-transform:uppercase;letter-spacing:.04em}
tbody td{padding:14px 16px;border-top:1px solid var(--line);font-size:15px;color:var(--ink)}
tbody tr{transition:background .15s ease}
tbody tr:nth-child(even){background:var(--light)}
tbody tr:hover{background:rgba(0,194,168,.07)}
.price{font-weight:800;color:var(--teal-dark)}

/* ---------- FAQ ---------- */
.faq-item{
  background:var(--light-2);border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:18px 20px;font-size:16.5px;
  font-weight:700;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;gap:12px;
}
.faq-q .chev{transition:.25s;color:var(--teal-dark);flex:0 0 auto}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:400px;padding:0 20px 18px}
.faq-a p{color:var(--slate);margin:0}

/* ---------- Checklist ---------- */
.check-list{list-style:none;display:grid;gap:10px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px}
.check-list li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--teal);flex:0 0 auto;margin-top:3px}
.x-list li::before{content:"\f00d";color:#e05a5a}

/* ---------- Disclosure ---------- */
.disclosure{
  font-size:13.5px;color:var(--slate);background:var(--light);border-left:3px solid var(--teal);
  padding:12px 16px;border-radius:8px;margin-top:16px;
}
.section--dark .disclosure{background:rgba(255,255,255,.05);color:#a9c2cd}

/* ---------- Sticky Gift / Credit Widget ---------- */
.gift-widget{
  position:fixed;right:20px;bottom:20px;z-index:300;width:290px;
  background:linear-gradient(150deg,#12313f,#0e2733);border:1px solid rgba(255,207,77,.5);
  border-radius:18px;box-shadow:var(--shadow-lg);padding:18px 18px 16px;color:#eaf5f8;
  transform:translateY(0);transition:.3s;
}
.gift-widget.hidden{transform:translateY(140%);opacity:0;pointer-events:none}
.gift-widget .gw-head{display:flex;align-items:center;gap:9px;margin-bottom:8px}
.gift-widget .gw-gift{
  width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));
  color:#3a2b00;display:grid;place-items:center;font-size:19px;
}
.gift-widget h4{margin:0;font-size:16px;color:#fff}
.gift-widget p{font-size:13px;color:#c6dbe4;margin:6px 0 12px}
.gift-widget .gw-code{
  font-weight:900;letter-spacing:.1em;color:var(--gold);background:rgba(255,207,77,.12);
  border:1px dashed var(--gold);border-radius:8px;padding:8px;text-align:center;margin-bottom:12px;font-size:16px;
}
.gift-widget .btn{width:100%;padding:11px;font-size:14.5px}
.gift-close{position:absolute;top:8px;right:10px;background:none;border:none;color:#9fb8c3;font-size:18px;cursor:pointer}
.gift-fab{
  position:fixed;right:20px;bottom:20px;z-index:299;width:58px;height:58px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2b00;border:none;cursor:pointer;
  font-size:24px;box-shadow:var(--shadow-lg);display:none;place-items:center;
}
.gift-fab.show{display:grid}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#a9c2cd;padding:52px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:30px}
.site-footer h5{color:#fff;font-size:15px;margin-bottom:14px;text-transform:uppercase;letter-spacing:.08em}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#a9c2cd;font-size:15px}
.site-footer a:hover{color:var(--cyan)}
.footer-bottom{border-top:1px solid var(--navy-3);padding-top:20px;font-size:13.5px;color:#7f9aa6;text-align:center}

/* ---------- Breadcrumb / page hero (compact) ---------- */
.page-hero{
  background:linear-gradient(150deg,var(--navy),#123a4c);color:#eaf5f8;padding:40px 0 44px;
  position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-100px;top:-100px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(18,209,196,.18),transparent 70%);pointer-events:none;
}
.page-hero>.container{position:relative;z-index:1}
.page-hero h1{font-size:32px;color:#fff;margin-bottom:8px}
.page-hero .lead{color:#bcd4de;max-width:760px}
.breadcrumb{font-size:13.5px;color:#8fb0bd;margin-bottom:12px}
.breadcrumb a{color:var(--cyan)}

/* ---------- Utilities ---------- */
.text-center{text-align:center}
.mt-24{margin-top:24px}.mt-16{margin-top:16px}.mb-0{margin-bottom:0}
.cta-band{text-align:center}
.cta-band h2{margin-bottom:10px}
.prose p{margin-bottom:15px}
.prose h3{margin-top:30px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .nav{height:64px}
  .nav-links{
    position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:12px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg);display:none;gap:4px;max-height:calc(100vh - 64px);overflow-y:auto;
  }
  .nav-links.open{display:flex;animation:navDrop .22s ease}
  @keyframes navDrop{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
  .nav-links a{padding:13px 14px;font-size:15.5px;border-radius:10px}
  .nav-links a:not(.nav-cta):hover{background:var(--light)}
  .nav-cta{margin-left:0;text-align:center;margin-top:4px}
  .nav-toggle{display:block}
  h2{font-size:25px}
  .hero h1{font-size:29px}
  .page-hero h1{font-size:25px}
  .gift-widget{width:calc(100% - 32px);right:16px;left:16px;bottom:16px}
  .grid-2,.grid-3{gap:18px}
  .table-wrap{-webkit-overflow-scrolling:touch}
}
@media (max-width:600px){
  .hero-grid,.section .hero-grid{grid-template-columns:1fr !important}
  .hero-grid img[style*="sticky"]{position:static !important}
}
@media (max-width:480px){
  body{font-size:16px}
  .container{padding:0 16px}
  .section{padding:42px 0}
  .section--tight{padding:32px 0}
  .hero{padding:34px 0 40px}
  .hero h1{font-size:26px;line-height:1.22}
  .page-hero{padding:30px 0 34px}
  .coupon-card{padding:22px 18px}
  .coupon-code{font-size:22px}
  .coupon-code-box{flex-direction:column;align-items:stretch;gap:12px}
  .copy-btn{width:100%}
  .btn{width:100%}
  .hero-cta-row .btn{width:100%}
  .step{padding:15px 16px;gap:13px}
  .step .num{flex:0 0 36px;height:36px;font-size:15px}
  .card{padding:20px}
  h2{font-size:23px}
  h3{font-size:20px}
}

/* =====================================================
   PREMIUM ENHANCEMENTS
   ===================================================== */

/* Coupon card lift + subtle glow */
.coupon-card{transition:transform .3s cubic-bezier(.2,.8,.3,1),box-shadow .3s ease}
.coupon-card:hover{transform:translateY(-3px);box-shadow:0 26px 60px rgba(0,0,0,.32)}

/* Copy button feedback */
.copy-btn{transition:transform .15s ease,background .15s ease}
.copy-btn:active{transform:scale(.96)}

/* Content images: rounded, refined */
.prose img,.hero-grid img{border-radius:var(--radius)}
.hero-grid img{transition:transform .4s ease}
.hero-grid img:hover{transform:scale(1.015)}

/* Refined link underline on prose */
.prose a{background-image:linear-gradient(var(--teal),var(--teal));background-size:0% 2px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .3s ease;padding-bottom:1px}
.prose a:hover{background-size:100% 2px}

/* Eyebrow accent line */
.eyebrow{position:relative;padding-left:26px}
.eyebrow::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:18px;height:2px;background:var(--teal);border-radius:2px}
.section--dark .eyebrow::before{background:var(--cyan)}

/* FAQ hover + focus polish */
.faq-item{transition:box-shadow .2s ease,border-color .2s ease}
.faq-item:hover{border-color:rgba(0,194,168,.4)}
.faq-item.open{box-shadow:var(--shadow);border-color:rgba(0,194,168,.45)}
.faq-q:focus-visible{outline:2px solid var(--teal);outline-offset:-2px;border-radius:var(--radius-sm)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}
.faq-item.open .faq-a{max-height:600px}

/* Section soft top divider between adjacent light/white */
.section--white+.section--light,.section--light+.section--white{position:relative}

/* Gift widget entrance */
.gift-widget{transition:transform .4s cubic-bezier(.2,.9,.3,1),opacity .3s ease}
.gift-widget .gw-gift{box-shadow:0 5px 14px rgba(230,167,0,.4)}
.gift-fab{transition:transform .2s ease,box-shadow .2s ease}
.gift-fab:hover{transform:scale(1.08) rotate(6deg)}

/* Footer brand hover */
.site-footer .brand{transition:opacity .2s ease}
.site-footer .brand:hover{opacity:.85}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.8,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important}
  .card:hover,.step:hover,.coupon-card:hover,.hero-grid img:hover{transform:none}
}

/* Selection color */
::selection{background:rgba(0,194,168,.25);color:var(--ink)}

/* Focus states for accessibility */
a:focus-visible,.btn:focus-visible,.copy-btn:focus-visible,.nav-toggle:focus-visible{
  outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;
}