/* ============================================================
   Style 2 — i-Squill (Corporate / Smart-City) theme
   Plain HTML + CSS + JS. Tailwind (CDN) handles layout;
   this file adds the navy/cyan identity, glass & motion.
   Colors are driven by CSS variables so the Customizer
   (js/theme.js) can re-theme the whole UI live.
   ============================================================ */

:root {
  /* Color channels — overridden by the Customizer (js/theme.js). */
  --navy-50-rgb: 238 242 251;
  --navy-100-rgb: 214 224 245;
  --navy-600-rgb: 29 62 140;
  --navy-700-rgb: 22 48 110;
  --navy-800-rgb: 15 35 80;
  --navy-900-rgb: 10 24 56;
  --navy-950-rgb: 6 15 43;
  --accent-400-rgb: 56 224 240;
  --accent-500-rgb: 34 211 238;
  --accent-600-rgb: 6 182 212;
  --accent-700-rgb: 8 145 178;

  /* Hex convenience vars (auto-follow the channels above). */
  --navy-950: rgb(var(--navy-950-rgb));
  --navy-900: rgb(var(--navy-900-rgb));
  --navy-800: rgb(var(--navy-800-rgb));
  --navy-700: rgb(var(--navy-700-rgb));
  --navy-600: rgb(var(--navy-600-rgb));
  --navy-50:  rgb(var(--navy-50-rgb));
  --accent:   rgb(var(--accent-500-rgb));
  --accent-600: rgb(var(--accent-600-rgb));
  --accent-700: rgb(var(--accent-700-rgb));
  --ink: rgb(var(--navy-900-rgb));

  /* Layout-template tokens — overridden by body[data-layout]. */
  --radius-card: 1rem;
  --radius-btn: 9999px;
  --radius-field: .75rem;
  --card-border: 1px solid rgb(var(--navy-50-rgb));
  --card-shadow: 0 24px 48px -28px rgba(10, 24, 56, .45);
  --card-lift: -6px;
  --heading-family: 'Inter', system-ui, sans-serif;
  --heading-transform: none;
  --heading-spacing: -.02em;
}

/* ============================================================
   Layout templates (selectable in the Customizer)
   ============================================================ */
body[data-layout="soft"] {
  --radius-card: 1.75rem;
  --radius-field: 1.1rem;
  --card-shadow: 0 36px 64px -30px rgba(10, 24, 56, .5);
  --card-lift: -10px;
}
body[data-layout="sharp"] {
  --radius-card: .15rem;
  --radius-btn: .35rem;
  --radius-field: .35rem;
  --card-border: 1.5px solid rgb(var(--navy-100-rgb));
  --card-shadow: 0 16px 30px -22px rgba(10, 24, 56, .55);
  --card-lift: -3px;
  --heading-transform: uppercase;
  --heading-spacing: .02em;
}
body[data-layout="editorial"] {
  --radius-card: .7rem;
  --radius-btn: .5rem;
  --radius-field: .5rem;
  --heading-family: 'Inter', system-ui, sans-serif;
  --heading-spacing: -.01em;
}

* { -webkit-font-smoothing: antialiased; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, sans-serif; color: var(--ink); }
h1, h2, h3, h4, .font-display { font-family: var(--heading-family); }
.font-display { text-transform: var(--heading-transform); letter-spacing: var(--heading-spacing); }

::selection { background: rgb(var(--accent-500-rgb) / .25); }

/* ---------- Backgrounds ---------- */
.bg-navy-gradient {
  background-image: linear-gradient(135deg, rgb(var(--navy-950-rgb)) 0%, rgb(var(--navy-900-rgb)) 45%, rgb(var(--navy-700-rgb)) 100%);
}
.bg-accent-gradient {
  background-image: linear-gradient(135deg, rgb(var(--accent-500-rgb)) 0%, rgb(var(--accent-700-rgb)) 100%);
}
.bg-grid-faint {
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px;
}

/* ---------- Text gradients ---------- */
.text-gradient {
  background: linear-gradient(90deg, #ffffff 0%, rgb(var(--accent-500-rgb)) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.text-gradient-dark {
  background: linear-gradient(90deg, rgb(var(--navy-900-rgb)) 0%, rgb(var(--accent-700-rgb)) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- Glassmorphism ---------- */
.glass {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.15);
}
.glass-light {
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.6);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem; font-weight: 600; border-radius: var(--radius-btn);
  padding: .8rem 1.6rem; cursor: pointer; border: none;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.btn-accent {
  background-image: linear-gradient(135deg, rgb(var(--accent-500-rgb)) 0%, rgb(var(--accent-700-rgb)) 100%);
  color: var(--navy-950);
  box-shadow: 0 0 40px -8px rgb(var(--accent-500-rgb) / .55);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 0 56px -6px rgb(var(--accent-500-rgb) / .7); }
.btn-outline {
  background: rgba(255,255,255,.04);
  color: #fff; border: 1px solid rgba(255,255,255,.3);
}
.btn-outline:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); }
.btn-dark { background: var(--navy-900); color: #fff; }
.btn-dark:hover { background: var(--navy-800); transform: translateY(-2px); }

/* ---------- Chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .72rem; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; padding: .3rem .8rem; border-radius: 9999px;
}
.chip-accent { background: rgb(var(--accent-500-rgb) / .1); color: var(--accent-700); }
.chip-light { background: rgba(255,255,255,.08); color: var(--accent); border: 1px solid rgba(255,255,255,.15); }

/* ---------- Section title ---------- */
.section-title {
  font-family: var(--heading-family); font-weight: 700;
  font-size: clamp(1.9rem, 1.2rem + 2.2vw, 2.6rem);
  line-height: 1.12; letter-spacing: var(--heading-spacing);
  text-transform: var(--heading-transform);
}

/* ---------- Cards ---------- */
.card {
  background: #fff; border: var(--card-border);
  border-radius: var(--radius-card); transition: transform .3s ease, box-shadow .3s ease;
}
.card:hover { transform: translateY(var(--card-lift)); box-shadow: var(--card-shadow); }
.card-img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.group:hover .card-img { transform: scale(1.05); }

/* solution icon tile */
.icon-tile {
  display: grid; place-items: center; width: 3.5rem; height: 3.5rem;
  border-radius: var(--radius-card); background: var(--navy-900); color: var(--accent);
  transition: background .3s ease, color .3s ease;
}
.group:hover .icon-tile { background-image: linear-gradient(135deg, rgb(var(--accent-500-rgb)), rgb(var(--accent-700-rgb))); color: var(--navy-950); }

/* ---------- Form fields ---------- */
.field {
  width: 100%; border: 1px solid rgb(var(--navy-100-rgb)); border-radius: var(--radius-field);
  background: #fff; padding: .7rem .9rem; font-size: .9rem; color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field:focus { outline: none; border-color: var(--accent-600); box-shadow: 0 0 0 4px rgb(var(--accent-500-rgb) / .15); }
.label { display: block; font-size: .8rem; font-weight: 600; color: var(--navy-800); margin-bottom: .35rem; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Floating orbs ---------- */
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.animate-floaty { animation: floaty 6s ease-in-out infinite; }
.animate-floaty-slow { animation: floaty 9s ease-in-out infinite; }

/* ---------- Navbar ---------- */
.nav-scrolled {
  background: rgb(var(--navy-950-rgb) / .85);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.1);
}

/* ---------- Admin table ---------- */
.admin-table th {
  text-align: left; font-size: .7rem; letter-spacing: .04em;
  text-transform: uppercase; color: #64748b; padding: .75rem 1rem; font-weight: 600;
}
.admin-table td { padding: .85rem 1rem; border-top: 1px solid #f1f5f9; vertical-align: middle; }
.admin-table tbody tr:hover { background: #f8fafc; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 60; display: none;
  align-items: center; justify-content: center; padding: 1rem;
  background: rgb(var(--navy-950-rgb) / .5); backdrop-filter: blur(3px);
}
.modal-backdrop.open { display: flex; }
.modal-card {
  background: #fff; border-radius: var(--radius-card); width: 100%; max-width: 560px;
  max-height: 90vh; overflow-y: auto; animation: pop .25s ease;
}
@keyframes pop { from { opacity: 0; transform: scale(.96) translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- Toast ---------- */
#toast-wrap { position: fixed; bottom: 1.25rem; right: 1.25rem; z-index: 80; display: flex; flex-direction: column; gap: .5rem; }
.toast { color: #fff; padding: .75rem 1.1rem; border-radius: .75rem; font-size: .875rem; background: var(--navy-900); box-shadow: 0 16px 30px -16px rgba(0,0,0,.6); animation: pop .2s ease; }
.toast.success { background: #16a34a; }
.toast.error { background: #dc2626; }

/* ---------- Utilities ---------- */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* ============================================================
   Customizer (theme + layout switcher) — built by js/theme.js
   ============================================================ */
.cz-toggle {
  position: fixed; left: 1.1rem; bottom: 1.1rem; z-index: 90;
  width: 52px; height: 52px; border-radius: 9999px; border: none; cursor: pointer;
  background-image: linear-gradient(135deg, rgb(var(--accent-500-rgb)), rgb(var(--accent-700-rgb)));
  color: var(--navy-950); display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; box-shadow: 0 14px 30px -10px rgb(var(--accent-500-rgb) / .7);
  transition: transform .2s ease;
}
.cz-toggle:hover { transform: rotate(45deg) scale(1.05); }

.cz-panel {
  position: fixed; left: 1.1rem; bottom: 5rem; z-index: 91;
  width: 320px; max-width: calc(100vw - 2.2rem); max-height: 78vh; overflow-y: auto;
  background: #fff; border: 1px solid rgb(var(--navy-100-rgb)); border-radius: 1.1rem;
  box-shadow: 0 30px 60px -24px rgba(6, 15, 43, .55); padding: 1.1rem;
  opacity: 0; transform: translateY(12px) scale(.98); pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}
.cz-panel.open { opacity: 1; transform: none; pointer-events: auto; }

.cz-head { display: flex; align-items: center; justify-content: space-between; }
.cz-title { font-family: 'Inter', sans-serif; font-weight: 700; font-size: 1.05rem; color: var(--navy-900); }
.cz-sub { font-size: .72rem; color: #64748b; margin-bottom: 1rem; }
.cz-x { background: none; border: none; font-size: 1.4rem; line-height: 1; color: #94a3b8; cursor: pointer; }

.cz-section-label {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .05em;
  font-weight: 700; color: #94a3b8; margin: 1.1rem 0 .6rem;
}
.cz-section-label:first-of-type { margin-top: .25rem; }

.cz-swatches { display: grid; grid-template-columns: repeat(3, 1fr); gap: .55rem; }
.cz-swatch {
  display: flex; flex-direction: column; align-items: center; gap: .3rem;
  padding: .5rem .25rem; border: 1.5px solid rgb(var(--navy-100-rgb)); border-radius: .75rem;
  background: #fff; cursor: pointer; transition: border-color .15s ease, transform .15s ease;
}
.cz-swatch:hover { transform: translateY(-2px); }
.cz-swatch.active { border-color: rgb(var(--accent-600-rgb)); box-shadow: 0 0 0 3px rgb(var(--accent-500-rgb) / .15); }
.cz-dot { width: 30px; height: 30px; border-radius: 9999px; border: 2px solid #fff; box-shadow: 0 2px 6px rgba(0,0,0,.2); }
.cz-swatch span { font-size: .62rem; color: #64748b; text-align: center; line-height: 1.1; }

.cz-custom { display: flex; gap: .6rem; }
.cz-custom label { flex: 1; font-size: .72rem; font-weight: 600; color: #475569; }
.cz-color {
  display: block; width: 100%; height: 38px; margin-top: .25rem; padding: 0;
  border: 1px solid rgb(var(--navy-100-rgb)); border-radius: .6rem; background: none; cursor: pointer;
}

.cz-layouts { display: grid; grid-template-columns: repeat(2, 1fr); gap: .55rem; }
.cz-layout {
  text-align: left; padding: .6rem .7rem; border: 1.5px solid rgb(var(--navy-100-rgb));
  border-radius: .75rem; background: #fff; cursor: pointer; transition: border-color .15s ease, transform .15s ease;
}
.cz-layout:hover { transform: translateY(-2px); }
.cz-layout.active { border-color: rgb(var(--accent-600-rgb)); box-shadow: 0 0 0 3px rgb(var(--accent-500-rgb) / .15); }
.cz-layout strong { display: block; font-size: .82rem; color: var(--navy-900); }
.cz-layout small { font-size: .66rem; color: #94a3b8; }

.cz-reset {
  width: 100%; margin-top: 1.1rem; padding: .6rem; font-size: .8rem; font-weight: 600;
  color: #64748b; background: #f8fafc; border: 1px solid rgb(var(--navy-100-rgb));
  border-radius: .7rem; cursor: pointer;
}
.cz-reset:hover { background: #f1f5f9; color: #334155; }