/* ============================================================
   SUPERIOR HOME AUTOMATION — main.css
   WordPress theme stylesheet
   ============================================================ */

/* ---- Variables ---- */
:root {
  --sha-navy:       #1A2F55;
  --sha-navy-deep:  #0E1E3A;
  --sha-navy-mid:   #152448;
  --sha-blue:       #2B6CB0;
  --sha-blue-lt:    #3B82C4;
  --sha-teal:       #00BFA5;
  --sha-teal-dim:   #009E89;
  --sha-orange:     #D4521A;
  --sha-amber:      #F59E0B;
  --sha-white:      #FFFFFF;
  --sha-off-white:  #F4F7FB;
  --sha-gray-100:   #EEF2F8;
  --sha-gray-200:   #D8E2EF;
  --sha-gray-400:   #8FA5C4;
  --sha-gray-600:   #4A6484;
  --sha-text:       #1A2B42;
  --sha-font-h:     'Syne', sans-serif;
  --sha-font-b:     'DM Sans', sans-serif;
  --sha-font-m:     'DM Mono', monospace;
  --sha-r:          6px;
  --sha-r-lg:       14px;
  --sha-shadow-sm:  0 2px 10px rgba(14,30,58,.08);
  --sha-shadow-md:  0 6px 28px rgba(14,30,58,.13);
  --sha-shadow-lg:  0 18px 56px rgba(14,30,58,.18);
  --sha-t:          .24s cubic-bezier(.4,0,.2,1);
  --sha-max:        1180px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--sha-font-b); color: var(--sha-text); background: var(--sha-white);
       font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
/* WordPress image alignment */
.alignleft  { float: left;  margin: 0 1.5em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1.5em; }
.aligncenter { display: block; margin: 0 auto 1em; }
.wp-caption { max-width: 100%; }

/* ---- Layout ---- */
.sha-container { max-width: var(--sha-max); margin: 0 auto; padding: 0 32px; }
.sha-section { padding: 88px 0; }
.sha-section--alt { background: var(--sha-off-white); }
.sha-section__header { text-align: center; margin-bottom: 56px; }
.sha-section__header h2 { margin-bottom: 12px; }
.sha-section__header p { font-size: 16.5px; color: var(--sha-gray-600); max-width: 520px; margin: 0 auto; }
.sha-text-center { text-align: center; }

/* ---- Typography ---- */
.sha-overline {
  display: inline-block; font-family: var(--sha-font-m);
  font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--sha-teal); margin-bottom: 12px;
}
h1, h2, h3, h4 { font-family: var(--sha-font-h); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
h1 { font-size: clamp(34px, 4.5vw, 56px); }
h2 { font-size: clamp(24px, 3vw, 38px); }
h3 { font-size: 21px; }
h4 { font-size: 15px; letter-spacing: -.01em; }
p  { line-height: 1.7; }
em { color: var(--sha-teal); font-style: normal; }

/* spacing helpers */
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mt-8  { margin-top:  8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }

/* ---- Buttons ---- */
.sha-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--sha-r);
  font-family: var(--sha-font-h); font-weight: 700; font-size: 14px;
  letter-spacing: .02em; transition: var(--sha-t); white-space: nowrap; cursor: pointer; border: none;
}
.sha-btn--sm { padding: 10px 20px; font-size: 13px; }
.sha-btn--primary  { background: var(--sha-teal); color: var(--sha-navy-deep); }
.sha-btn--primary:hover  { background: #00D4B8; transform: translateY(-1px); box-shadow: 0 6px 18px rgba(0,191,165,.35); }
.sha-btn--orange   { background: var(--sha-orange); color: var(--sha-white); }
.sha-btn--orange:hover   { background: #E8651F; transform: translateY(-1px); }
.sha-btn--navy     { background: var(--sha-navy); color: var(--sha-white); }
.sha-btn--navy:hover     { background: var(--sha-navy-mid); transform: translateY(-1px); box-shadow: var(--sha-shadow-md); }
.sha-btn--outline-w { border: 1.5px solid rgba(255,255,255,.4); color: var(--sha-white); background: transparent; }
.sha-btn--outline-w:hover { border-color: var(--sha-teal); color: var(--sha-teal); }
.sha-btn--ghost    { border: 1.5px solid var(--sha-gray-200); color: var(--sha-text); background: transparent; }
.sha-btn--ghost:hover    { border-color: var(--sha-navy); color: var(--sha-navy); }

/* ---- Badges ---- */
.sha-badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--sha-font-m); font-size: 10px; letter-spacing: .12em;
  text-transform: uppercase; padding: 4px 11px; border-radius: 100px;
}
.sha-badge--teal { background: rgba(0,191,165,.1); border: 1px solid rgba(0,191,165,.25); color: var(--sha-teal); }
.sha-badge--navy { background: rgba(26,47,85,.08); border: 1px solid var(--sha-gray-200); color: var(--sha-gray-600); }
.sha-badge--soon { background: rgba(245,158,11,.1); border: 1px solid rgba(245,158,11,.3); color: var(--sha-amber); }
.sha-badge--orange { background: rgba(212,82,26,.1); border: 1px solid rgba(212,82,26,.25); color: var(--sha-orange); }

/* ---- Live dot ---- */
.sha-dot-live {
  display: inline-block; width: 7px; height: 7px;
  background: var(--sha-teal); border-radius: 50%;
  animation: sha-blink 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes sha-blink { 0%,100%{opacity:1} 50%{opacity:.4} }

/* ---- Announce bar ---- */
.sha-announce {
  background: var(--sha-navy-deep); color: var(--sha-gray-400);
  font-family: var(--sha-font-m); font-size: 12px; letter-spacing: .04em;
  text-align: center; padding: 9px 16px;
}
.sha-announce a { color: var(--sha-teal); }
.sha-announce a:hover { text-decoration: underline; }

/* ---- Navigation ---- */
.sha-nav {
  background: var(--sha-white); border-bottom: 1px solid var(--sha-gray-100);
  position: sticky; top: 0; z-index: 200; box-shadow: var(--sha-shadow-sm);
}
.sha-nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 24px;
}
.sha-nav__logo img { height: 44px; width: auto; background: transparent; display: block; }
.sha-nav__logo a   { display: block; }
/* WordPress custom logo wrapper */
.sha-nav__logo .custom-logo-link { display: block; }
.sha-nav__logo .custom-logo-link img { height: 44px; width: auto; background: transparent; }
/* Fallback logo (non-WordPress upload) */
.sha-nav__logo img[src*="SuperiorHomeAutomation"] { height: 44px; width: auto; }
.sha-nav__links { display: flex; align-items: center; gap: 2px; }
.sha-nav__item  { position: relative; }
.sha-nav__link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 13px; font-size: 14px; font-weight: 500;
  color: var(--sha-gray-600); border-radius: var(--sha-r); transition: var(--sha-t);
}
.sha-nav__link svg { width: 10px; height: 10px; transition: var(--sha-t); }
.sha-nav__link:hover, .sha-nav__link.is-active { color: var(--sha-navy); background: var(--sha-off-white); }
.sha-has-dropdown:hover .sha-nav__link svg { transform: rotate(180deg); }

/* Dropdown */
.sha-dropdown {
  position: absolute; top: 100%; left: 0; min-width: 210px;
  background: var(--sha-white); border: 1px solid var(--sha-gray-100);
  border-radius: 0 0 10px 10px; box-shadow: var(--sha-shadow-lg);
  padding: 8px 8px 8px; padding-top: 12px;
  opacity: 0; pointer-events: none; transform: translateY(0); transition: var(--sha-t);
  /* Bridge the gap so mouse can travel from nav link to dropdown */
  margin-top: 0;
}
/* Invisible bridge above dropdown to prevent gap mouseout */
.sha-dropdown::before {
  content: '';
  position: absolute;
  top: -12px; left: 0; right: 0; height: 12px;
}
.sha-has-dropdown:hover .sha-dropdown { opacity: 1; pointer-events: all; }
.sha-dropdown__item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 6px; font-size: 13.5px; color: var(--sha-text);
  transition: var(--sha-t);
}
.sha-dropdown__item:hover { background: var(--sha-off-white); color: var(--sha-navy); }
.sha-dropdown__icon {
  width: 30px; height: 30px; background: var(--sha-off-white); border-radius: 7px;
  display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0;
}
.sha-dropdown__item strong { display: block; font-size: 13px; font-weight: 600; color: var(--sha-navy); }
.sha-dropdown__item span   { font-size: 11.5px; color: var(--sha-gray-400); }
.sha-nav__actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.sha-nav__login {
  font-size: 13.5px; font-weight: 500; color: var(--sha-navy);
  padding: 8px 16px; border-radius: var(--sha-r);
  border: 1.5px solid var(--sha-gray-200); transition: var(--sha-t);
}
.sha-nav__login:hover { border-color: var(--sha-navy); }
.sha-nav__burger { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.sha-nav__burger span { display: block; width: 22px; height: 2px; background: var(--sha-navy); border-radius: 2px; transition: var(--sha-t); }

/* Mobile nav */
.sha-mobile-nav {
  display: none; border-top: 1px solid var(--sha-gray-100);
  padding: 16px 0; background: var(--sha-white);
}
.sha-mobile-nav.is-open { display: flex; flex-direction: column; gap: 2px; }
.sha-mobile-nav a {
  padding: 11px 0; font-weight: 500; color: var(--sha-navy);
  border-bottom: 1px solid var(--sha-gray-100); font-size: 15px;
  display: block;
}
.sha-mobile-nav a:last-of-type { border-bottom: none; margin-top: 10px; }

/* ---- HERO ---- */
.sha-hero {
  background: var(--sha-navy-deep); position: relative; overflow: hidden; padding: 96px 0 80px;
}
.sha-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,191,165,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,191,165,.04) 1px, transparent 1px);
  background-size: 44px 44px;
}
.sha-hero__glow {
  position: absolute; top: -100px; right: -60px;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(0,191,165,.11) 0%, transparent 65%);
  pointer-events: none;
}
.sha-hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 440px; gap: 64px; align-items: center;
}
.sha-hero__pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,191,165,.1); border: 1px solid rgba(0,191,165,.25);
  border-radius: 100px; padding: 5px 14px 5px 8px; margin-bottom: 24px;
  font-family: var(--sha-font-m); font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--sha-teal);
}
.sha-hero h1 { color: var(--sha-white); margin-bottom: 18px; }
.sha-hero__sub { font-size: 17px; color: var(--sha-gray-400); line-height: 1.7; max-width: 500px; margin-bottom: 34px; }
.sha-hero__btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.sha-hero__stats {
  display: flex; gap: 36px; flex-wrap: wrap;
  padding-top: 28px; border-top: 1px solid rgba(255,255,255,.07);
}
.sha-stat-n { font-family: var(--sha-font-h); font-weight: 800; font-size: 24px; color: var(--sha-white); line-height: 1; margin-bottom: 4px; }
.sha-stat-n em { font-style: normal; color: var(--sha-teal); }
.sha-stat-l { font-family: var(--sha-font-m); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; color: var(--sha-gray-400); }

/* Hero card */
.sha-hero__card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px; overflow: hidden; box-shadow: var(--sha-shadow-lg);
}
.sha-hero__card-top {
  background: rgba(0,0,0,.25); padding: 16px 20px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.sha-hero__card-name { font-family: var(--sha-font-h); font-weight: 700; font-size: 14px; color: var(--sha-white); }
.sha-hero__card-img { width: 100%; display: block; object-fit: cover; aspect-ratio: 16/9; }
.sha-hero__card-body { padding: 18px 20px; }
.sha-live-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 12px; }
.sha-live-cell { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07); border-radius: 7px; padding: 11px 14px; }
.sha-live-lbl  { font-family: var(--sha-font-m); font-size: 9px; text-transform: uppercase; letter-spacing: .12em; color: var(--sha-gray-400); margin-bottom: 4px; }
.sha-live-val  { font-family: var(--sha-font-h); font-weight: 700; font-size: 18px; color: var(--sha-teal); line-height: 1; }
.sha-live-unit { font-family: var(--sha-font-m); font-size: 10px; color: var(--sha-gray-400); margin-left: 2px; }
.sha-live-note { font-family: var(--sha-font-m); font-size: 9.5px; color: var(--sha-gray-600); letter-spacing: .06em; text-transform: uppercase; display: flex; align-items: center; gap: 5px; }

/* ---- Product cards ---- */
.sha-product-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.sha-prod-card { background: var(--sha-white); border: 1px solid var(--sha-gray-100); border-radius: var(--sha-r-lg); overflow: hidden; transition: var(--sha-t); display: flex; flex-direction: column; }
.sha-prod-card:hover { box-shadow: var(--sha-shadow-lg); transform: translateY(-3px); border-color: var(--sha-blue); }
.sha-prod-card__img { width: 100%; height: 220px; object-fit: cover; object-position: left center; display: block; }
.sha-prod-card__placeholder { width: 100%; height: 220px; background: var(--sha-navy-deep); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.sha-prod-card__placeholder::before { content:''; position:absolute; inset:0; background-image: linear-gradient(rgba(0,191,165,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,191,165,.04) 1px, transparent 1px); background-size: 20px 20px; }
.sha-prod-card__body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.sha-prod-card__tag { margin-bottom: 12px; }
.sha-prod-card__body h3 { color: var(--sha-navy); margin-bottom: 10px; }
.sha-prod-card__body p  { font-size: 14.5px; color: var(--sha-gray-600); line-height: 1.65; flex: 1; margin-bottom: 18px; }
.sha-prod-specs { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.sha-prod-specs span { font-family: var(--sha-font-m); font-size: 10.5px; background: var(--sha-off-white); color: var(--sha-navy); padding: 4px 10px; border-radius: 4px; border: 1px solid var(--sha-gray-200); }
.sha-prod-card__footer { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.sha-chan-badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--sha-gray-600); padding: 5px 10px; border: 1px solid var(--sha-gray-200); border-radius: 5px; }

/* ---- Book strip ---- */
.sha-book-strip { background: var(--sha-navy); position: relative; overflow: hidden; }
.sha-book-strip::before { content:''; position:absolute; inset:0; background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px); background-size: 50px 50px; }
.sha-book-strip__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 300px 1fr; gap: 72px; align-items: center; }
/* Book cover art component */
.sha-book-cover-art { width: 100%; max-width: 260px; aspect-ratio: 5/7; background: var(--sha-navy-mid); border-radius: 5px 14px 14px 5px; box-shadow: -8px 12px 40px rgba(0,0,0,.5), 3px 0 0 rgba(0,191,165,.1); border: 1px solid rgba(0,191,165,.15); display: flex; flex-direction: column; padding: 26px 20px; position: relative; overflow: hidden; }
.sha-bcl-spine { position: absolute; left:0; top:0; bottom:0; width:10px; background: linear-gradient(180deg, rgba(0,191,165,.35), rgba(0,191,165,.1)); border-right: 1px solid rgba(0,191,165,.2); }
.sha-bcl-grid  { position: absolute; inset:0; background-image: linear-gradient(rgba(0,191,165,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,191,165,.04) 1px, transparent 1px); background-size: 16px 16px; }
.sha-bcl-inner { position: relative; z-index:1; flex:1; display:flex; flex-direction:column; }
.sha-bcl-ey    { font-family: var(--sha-font-m); font-size: 7.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--sha-teal); margin-bottom: 8px; }
.sha-bcl-title { font-family: var(--sha-font-h); font-weight: 800; font-size: 21px; color: var(--sha-white); letter-spacing: -.01em; line-height: 1.1; margin-bottom: 6px; }
.sha-bcl-sub   { font-size: 8.5px; color: var(--sha-gray-400); line-height: 1.5; margin-bottom: 16px; }
.sha-bcl-img   { flex:1; background: #060f1e; border-radius: 5px; border: 1px solid rgba(0,191,165,.12); overflow: hidden; position: relative; display: flex; align-items: center; justify-content: center; }
.sha-bcl-img-inner { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }
.sha-bcl-pcb   { width: 60%; aspect-ratio: 4/5; background: #0a1628; border: 1px solid rgba(0,191,165,.25); border-radius: 4px; position: relative; overflow: hidden; }
.sha-bcl-pcb::before { content:''; position:absolute; inset:0; background-image: linear-gradient(rgba(0,191,165,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(0,191,165,.07) 1px, transparent 1px); background-size: 10px 10px; }
.sha-bcl-chip  { position:absolute; top:18%; left:50%; transform:translateX(-50%); width:44%; height:26%; background:#1a3060; border:1px solid rgba(0,191,165,.5); border-radius:2px; display:flex; align-items:center; justify-content:center; z-index:1; }
.sha-bcl-chip span { font-family: var(--sha-font-m); font-size: 5px; color: var(--sha-teal); letter-spacing: .04em; text-align: center; line-height: 1.4; }
.sha-bcl-led   { position:absolute; bottom:22%; right:14%; width:8%; height:5%; background:var(--sha-teal); border-radius:50%; box-shadow:0 0 6px rgba(0,191,165,.8); animation: sha-blink 2.5s ease-in-out infinite; z-index:1; }
.sha-bcl-pub     { font-family: var(--sha-font-m); font-size: 7px; color: rgba(255,255,255,.25); letter-spacing: .08em; text-transform: uppercase; margin-top: 10px; }
.sha-bcl-tagline { font-family: var(--sha-font-h); font-size: 8px; font-weight: 700; color: var(--sha-orange); letter-spacing: .02em; margin-top: 4px; }
.sha-book-info h2 { color: var(--sha-white); margin-bottom: 14px; }
.sha-book-info p  { font-size: 15.5px; color: var(--sha-gray-400); line-height: 1.7; max-width: 520px; margin-bottom: 22px; }
.sha-book-chapters { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-bottom: 26px; }
.sha-bch { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--sha-gray-400); }
.sha-bch::before { content: '→'; color: var(--sha-teal); font-size: 11px; flex-shrink: 0; }
.sha-book-btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---- Demo section ---- */
.sha-demo-section { background: var(--sha-white); }
.sha-demo__inner { display: grid; grid-template-columns: 1fr 460px; gap: 72px; align-items: center; }
.sha-demo__text h2 { color: var(--sha-navy); margin-bottom: 14px; }
.sha-demo__text > p { color: var(--sha-gray-600); margin-bottom: 26px; font-size: 15.5px; }
.sha-demo__btns { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.sha-feature-list { list-style: none; }
.sha-feature-list li { display: flex; align-items: flex-start; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--sha-gray-100); font-size: 14.5px; }
.sha-feature-list li:last-child { border-bottom: none; }
.sha-feat-icon { width: 30px; height: 30px; background: rgba(0,191,165,.1); border-radius: 7px; display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0; margin-top: 1px; }

/* Dashboard widget */
.sha-dash-widget { background: var(--sha-navy-deep); border-radius: 14px; overflow: hidden; border: 1px solid rgba(255,255,255,.07); box-shadow: var(--sha-shadow-lg); }
.sha-dash-bar { background: rgba(255,255,255,.04); border-bottom: 1px solid rgba(255,255,255,.06); padding: 12px 18px; display: flex; align-items: center; justify-content: space-between; }
.sha-dash-dots { display: flex; gap: 6px; }
.sha-dash-dot  { width: 10px; height: 10px; border-radius: 50%; }
.sha-dash-url  { font-family: var(--sha-font-m); font-size: 10px; color: var(--sha-gray-600); letter-spacing: .04em; }
.sha-dash-live { display: flex; align-items: center; gap: 5px; font-family: var(--sha-font-m); font-size: 10px; color: var(--sha-teal); }
.sha-dash-body { padding: 20px; }
.sha-dash-temp { text-align: center; padding: 14px 0 18px; border-bottom: 1px solid rgba(255,255,255,.05); margin-bottom: 16px; }
.sha-dash-temp-val { font-family: var(--sha-font-h); font-weight: 800; font-size: 58px; color: var(--sha-white); letter-spacing: -.03em; line-height: 1; }
.sha-dash-temp-u   { font-size: 26px; color: var(--sha-teal); }
.sha-dash-temp-lbl { font-family: var(--sha-font-m); font-size: 9.5px; text-transform: uppercase; letter-spacing: .12em; color: var(--sha-gray-600); margin-top: 6px; }
.sha-dash-toggle   { display: flex; justify-content: center; gap: 7px; margin-top: 9px; }
.sha-tog { font-family: var(--sha-font-m); font-size: 11px; padding: 5px 14px; border-radius: 100px; border: 1px solid rgba(255,255,255,.15); color: var(--sha-gray-400); cursor: pointer; transition: var(--sha-t); background: transparent; }
.sha-tog--on, .sha-tog.sha-tog--on { background: var(--sha-teal); border-color: var(--sha-teal); color: var(--sha-navy-deep); font-weight: 600; }
.sha-dash-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 14px; }
.sha-dash-metric   { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06); border-radius: 7px; padding: 11px; text-align: center; }
.sha-dash-m-val    { font-family: var(--sha-font-h); font-weight: 700; font-size: 17px; color: var(--sha-white); line-height: 1; margin-bottom: 4px; }
.sha-dash-m-lbl    { font-family: var(--sha-font-m); font-size: 8.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--sha-gray-600); }
.sha-dash-log      { background: rgba(0,0,0,.3); border-radius: 7px; padding: 10px 12px; overflow: hidden; max-height: 78px; }
.sha-log-l  { font-family: var(--sha-font-m); font-size: 9.5px; color: var(--sha-gray-600); line-height: 1.9; }
.sha-ts     { color: rgba(0,191,165,.45); }
.sha-lv     { color: var(--sha-teal); }

/* ---- Channels ---- */
.sha-ch-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.sha-ch-card { background: var(--sha-white); border: 1px solid var(--sha-gray-100); border-radius: var(--sha-r-lg); padding: 28px 24px; transition: var(--sha-t); }
.sha-ch-card:hover { box-shadow: var(--sha-shadow-md); border-color: var(--sha-blue); transform: translateY(-2px); }
.sha-ch-icon { width: 46px; height: 46px; background: var(--sha-off-white); border: 1px solid var(--sha-gray-200); border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 16px; }
.sha-ch-card h3 { color: var(--sha-navy); font-size: 18px; margin-bottom: 8px; }
.sha-ch-card p  { font-size: 14px; color: var(--sha-gray-600); line-height: 1.6; margin-bottom: 18px; }
.sha-ch-link { font-family: var(--sha-font-h); font-size: 13px; font-weight: 600; color: var(--sha-blue); display: flex; align-items: center; gap: 5px; transition: var(--sha-t); }
.sha-ch-link:hover { color: var(--sha-teal); gap: 9px; }

/* ---- Inner page hero ---- */
.sha-page-hero { background: var(--sha-navy-deep); padding: 64px 0; position: relative; overflow: hidden; }
.sha-page-hero::before { content:''; position:absolute; inset:0; background-image: linear-gradient(rgba(0,191,165,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,191,165,.04) 1px, transparent 1px); background-size: 40px 40px; }
.sha-page-hero > .sha-container { position: relative; z-index: 1; }
.sha-page-hero h1 { color: var(--sha-white); }
.sha-page-hero__sub { font-size: 17px; color: var(--sha-gray-400); max-width: 540px; margin-top: 12px; line-height: 1.7; }

/* ---- Spec table ---- */
.sha-spec-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.sha-spec-table tr { border-bottom: 1px solid var(--sha-gray-100); }
.sha-spec-table tr:last-child { border-bottom: none; }
.sha-spec-table td { padding: 11px 14px; vertical-align: top; }
.sha-spec-table td:first-child { font-family: var(--sha-font-m); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--sha-gray-600); width: 38%; }
.sha-spec-table td:last-child { color: var(--sha-text); font-weight: 500; }

/* ---- Contact form ---- */
.sha-form-group { margin-bottom: 18px; }
.sha-form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--sha-navy); margin-bottom: 6px; font-family: var(--sha-font-h); }
.sha-input, .sha-textarea, .sha-select {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--sha-gray-200);
  border-radius: var(--sha-r); font-family: var(--sha-font-b); font-size: 14px;
  color: var(--sha-text); outline: none; transition: var(--sha-t); background: var(--sha-white);
}
.sha-input:focus, .sha-textarea:focus, .sha-select:focus { border-color: var(--sha-teal); box-shadow: 0 0 0 3px rgba(0,191,165,.1); }
.sha-textarea { resize: vertical; min-height: 130px; }
.sha-select   { cursor: pointer; }
.sha-form-msg { padding: 12px 16px; border-radius: var(--sha-r); font-size: 14px; margin-top: 12px; display: none; }
.sha-form-msg--ok  { background: rgba(0,191,165,.1); border: 1px solid rgba(0,191,165,.25); color: var(--sha-teal); }
.sha-form-msg--err { background: rgba(212,82,26,.1);  border: 1px solid rgba(212,82,26,.25);  color: var(--sha-orange); }

/* ---- Footer ---- */
.sha-footer { background: var(--sha-navy-deep); padding: 64px 0 28px; }
.sha-footer__grid { display: grid; grid-template-columns: 240px 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.sha-footer__logo { margin-bottom: 16px; }
.sha-footer__logo img { height: 48px; width: auto; }
.sha-footer__tagline { font-size: 13px; color: var(--sha-gray-400); line-height: 1.65; margin-bottom: 20px; }
.sha-footer__social { display: flex; gap: 8px; }
.sha-footer__social a {
  width: 34px; height: 34px; background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; transition: var(--sha-t); color: var(--sha-gray-400);
}
.sha-footer__social a:hover { background: rgba(0,191,165,.15); border-color: var(--sha-teal); color: var(--sha-teal); }
.sha-footer__col h4 { font-family: var(--sha-font-h); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--sha-white); margin-bottom: 16px; }
.sha-footer__col ul li { margin-bottom: 9px; }
.sha-footer__col ul li a { font-size: 13.5px; color: var(--sha-gray-400); transition: var(--sha-t); }
.sha-footer__col ul li a:hover { color: var(--sha-teal); }
.sha-footer__bottom { border-top: 1px solid rgba(255,255,255,.07); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.sha-footer__copy  { font-family: var(--sha-font-m); font-size: 11.5px; color: var(--sha-gray-600); }
.sha-footer__links { display: flex; gap: 20px; }
.sha-footer__links a { font-family: var(--sha-font-m); font-size: 11.5px; color: var(--sha-gray-600); transition: var(--sha-t); }
.sha-footer__links a:hover { color: var(--sha-teal); }


/* ---- Product Slider ---- */
.sha-slider-section {
  background: var(--sha-navy-deep);
  padding: 0;
  overflow: hidden;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}
.sha-slider { position: relative; width: 100%; }
.sha-slide {
  display: none;
  position: relative;
}
.sha-slide.is-active { display: block; }
.sha-slide-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
  width: 100%;
}
.sha-slide-img {
  position: relative; overflow: hidden; background: var(--sha-navy-deep);
  min-height: 480px;
}
.sha-slide-img img {
  width: 100%; height: 100%; min-height: 480px;
  object-fit: cover; object-position: center; display: block;
  transition: transform .6s ease;
}
.sha-slide:hover .sha-slide-img img { transform: scale(1.03); }
.sha-slide-img-placeholder {
  width: 100%; height: 100%; min-height: 520px;
  background: var(--sha-navy-deep);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.sha-slide-img-placeholder::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,191,165,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,191,165,.04) 1px, transparent 1px);
  background-size: 22px 22px;
}
.sha-slide-content {
  display: flex; flex-direction: column; justify-content: center;
  padding: 56px 48px; background: var(--sha-white);
}
.sha-slide-content .sha-overline { margin-bottom: 10px; }
.sha-slide-content h2 { color: var(--sha-navy); margin-bottom: 14px; font-size: clamp(26px,2.8vw,38px); }
.sha-slide-content p  { font-size: 15.5px; color: var(--sha-gray-600); line-height: 1.7; margin-bottom: 22px; max-width: 480px; }
.sha-slide-specs { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 28px; }
.sha-slide-specs span { font-family: var(--sha-font-m); font-size: 10.5px; background: var(--sha-off-white); color: var(--sha-navy); padding: 4px 10px; border-radius: 4px; border: 1px solid var(--sha-gray-200); }
.sha-slide-btns { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* Slider controls */
.sha-slider-controls {
  position: absolute; top: 50%; left: 0; right: 0;
  transform: translateY(-50%);
  display: flex; justify-content: space-between;
  padding: 0 16px; pointer-events: none; z-index: 10;
}
.sha-slider-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--sha-white); border: 1px solid var(--sha-gray-200);
  box-shadow: var(--sha-shadow-md);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; pointer-events: all; transition: var(--sha-t);
  font-size: 18px; color: var(--sha-navy);
}
.sha-slider-btn:hover { background: var(--sha-navy); color: var(--sha-white); border-color: var(--sha-navy); }

/* Slider dots */
.sha-slider-dots {
  display: flex; justify-content: center; gap: 8px;
  padding: 20px 0; background: var(--sha-off-white);
}
.sha-slider-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--sha-gray-200); border: none; cursor: pointer;
  transition: var(--sha-t); padding: 0;
}
.sha-slider-dot.is-active { background: var(--sha-teal); transform: scale(1.2); }

/* Slide counter badge */
.sha-slide-counter {
  position: absolute; bottom: 20px; right: 20px;
  font-family: var(--sha-font-m); font-size: 10px;
  color: var(--sha-gray-400); letter-spacing: .08em;
  background: rgba(255,255,255,.9); padding: 4px 10px;
  border-radius: 100px; border: 1px solid var(--sha-gray-200);
  z-index: 5;
}



/* ============================================================
   PRODUCT PAGES
   ============================================================ */

/* ---- Product page hero ---- */
.sha-prod-hero {
  background: var(--sha-navy-deep); padding: 72px 0;
  position: relative; overflow: hidden;
}
.sha-prod-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,191,165,.04) 1px,transparent 1px),
                    linear-gradient(90deg,rgba(0,191,165,.04) 1px,transparent 1px);
  background-size: 40px 40px;
}
.sha-prod-hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 480px;
  gap: 56px; align-items: center;
}
.sha-prod-hero__partno {
  font-family: var(--sha-font-m); font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--sha-teal); margin-bottom: 8px;
}
.sha-prod-hero h1 { color: var(--sha-white); margin-bottom: 16px; }
.sha-prod-hero__sub {
  font-size: 16px; color: var(--sha-gray-400); line-height: 1.7;
  max-width: 480px; margin-bottom: 28px;
}
.sha-prod-hero__btns { display: flex; gap: 12px; flex-wrap: wrap; }
.sha-prod-hero__img {
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.08);
}
.sha-prod-hero__img img { width: 100%; display: block; }
.sha-prod-hero__img-caption {
  background: rgba(0,0,0,.5); padding: 10px 16px;
  font-family: var(--sha-font-m); font-size: 10px;
  color: rgba(255,255,255,.4); letter-spacing: .06em; text-transform: uppercase;
}

/* ---- Product page layout ---- */
.sha-prod-layout {
  display: grid; grid-template-columns: 1fr 320px;
  gap: 48px; align-items: start;
}
.sha-prod-h2 { color: var(--sha-navy); margin: 10px 0 18px; }
.sha-prod-h3 { color: var(--sha-navy); margin: 10px 0 14px; font-size: 20px; }
.sha-prod-body {
  font-size: 15.5px; color: var(--sha-gray-600);
  line-height: 1.75; margin-bottom: 28px;
}
.sha-mb16 { margin-bottom: 16px; }
.sha-mb32 { margin-bottom: 32px; }
.sha-mt48 { display: block; margin-top: 48px; }

/* Feature grid */
.sha-feat-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px; margin-bottom: 48px;
}
.sha-feat-item {
  background: var(--sha-off-white);
  border: 1px solid var(--sha-gray-200);
  border-radius: 10px; padding: 20px;
  transition: var(--sha-t);
}
.sha-feat-item:hover { box-shadow: var(--sha-shadow-sm); border-color: var(--sha-blue); }
.sha-feat-item__icon { font-size: 22px; margin-bottom: 10px; }
.sha-feat-item h4 { color: var(--sha-navy); margin-bottom: 6px; font-size: 15px; }
.sha-feat-item p  { font-size: 13.5px; color: var(--sha-gray-600); line-height: 1.6; margin: 0; }

/* Enclosure split */
.sha-enclosure-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 28px; align-items: start; margin-top: 16px;
}
.sha-enclosure-img {
  border-radius: 10px; overflow: hidden;
  border: 1px solid var(--sha-gray-200);
}
.sha-enclosure-img img { width: 100%; display: block; }

/* Spec card (sidebar) */
.sha-prod-sidebar { position: sticky; top: 88px; }
.sha-spec-card {
  background: var(--sha-off-white);
  border: 1px solid var(--sha-gray-200);
  border-radius: var(--sha-r-lg); overflow: hidden;
}
.sha-spec-card__hdr { background: var(--sha-navy); padding: 18px 22px; }
.sha-spec-card__hdr h3 { color: var(--sha-white); font-size: 16px; margin-bottom: 4px; }
.sha-spec-card__hdr p  { font-family: var(--sha-font-m); font-size: 10px; color: var(--sha-gray-400); text-transform: uppercase; letter-spacing: .06em; }
.sha-spec-card__buy {
  padding: 18px 20px; border-top: 1px solid var(--sha-gray-200);
  display: flex; flex-direction: column; gap: 9px;
}
.sha-spec-card__github {
  margin-top: 6px; padding-top: 14px;
  border-top: 1px solid var(--sha-gray-200);
}
.sha-btn-full { justify-content: center; width: 100%; }

/* Product page responsive */
@media (max-width: 960px) {
  .sha-prod-hero__inner { grid-template-columns: 1fr; }
  .sha-prod-layout { grid-template-columns: 1fr; }
  .sha-prod-sidebar { position: static; }
  .sha-feat-grid { grid-template-columns: 1fr; }
  .sha-enclosure-split { grid-template-columns: 1fr; }
}


/* ---- Slider responsive ---- */
@media (max-width: 900px) {
  .sha-slide-inner { grid-template-columns: 1fr; }
  .sha-slide-img,
  .sha-slide-img-placeholder { min-height: 280px; }
  .sha-slide-content { padding: 36px 28px; }
  .sha-slider-controls { display: none; }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .sha-demo__inner { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .sha-nav__links, .sha-nav__actions .sha-btn { display: none; }
  .sha-nav__burger { display: flex; }
  .sha-hero__inner { grid-template-columns: 1fr; }
  .sha-hero__card { max-width: 440px; margin: 0 auto; }
  .sha-product-cards { grid-template-columns: 1fr; }
  .sha-book-strip__inner { grid-template-columns: 1fr; }
  .sha-book-cover-art { max-width: 220px; margin: 0 auto; }
  .sha-ch-grid { grid-template-columns: 1fr; }
  .sha-footer__grid { grid-template-columns: 1fr 1fr; }
  .sha-container { padding: 0 20px; }
}
@media (max-width: 600px) {
  .sha-footer__grid { grid-template-columns: 1fr; }
  .sha-section { padding: 56px 0; }
  .sha-hero { padding: 64px 0 56px; }
}