/* ── VARIABLES (shodné s ESGV brand paletou) ─────────────────────── */
:root {
  --forest-deep: #0E180C;
  --forest:      #2A5C26;
  --forest-mid:  #1E4A1B;
  --green:       #4BAF47;
  --green-light: #7dd87a;
  --navy:        #022C62;
  --navy-light:  #0B3D82;
  --lime:        #8CC53D;
  --sage:        #E3EEE0;
  --ivory:       #F7F6EF;
  --ivory-dark:  #EDE8DC;
  --ink:         #1B2418;
  --ink-mid:     #52604F;
  --muted:       #6B7B69;
  --border:      rgba(42,92,38,0.14);
  --ff-display:  'Cormorant Garamond', Georgia, serif;
  --ff-body:     'Plus Jakarta Sans', system-ui, sans-serif;
  --radius:      18px;
  --shadow:      0 2px 18px rgba(27,36,24,0.06);
  --shadow-lg:   0 18px 44px rgba(27,36,24,0.14);
  --danger:      #C4453A;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body.hub-body {
  min-height: 100vh;
  font-family: var(--ff-body);
  color: var(--ink);
  background:
    radial-gradient(1000px 600px at 15% -10%, rgba(140,197,61,0.08), transparent 55%),
    radial-gradient(900px 600px at 100% 0%, rgba(2,44,98,0.05), transparent 55%),
    var(--ivory);
  line-height: 1.5;
}

.hub-shell {
  min-height: 100vh;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hub-logo {
  height: 58px;
  width: auto;
  margin: 0 auto 22px;
  display: block;
}
.hub-logo--sm { height: 34px; margin: 0; }

.hub-title {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 4.6vw, 3.2rem);
  color: var(--ink);
  text-align: center;
  letter-spacing: 0.01em;
}

.hub-subtitle {
  margin-top: 10px;
  font-size: 15.5px;
  color: var(--muted);
  text-align: center;
}

.hub-hero { margin-bottom: 36px; text-align: center; }
.hub-hero--dash { margin-bottom: 34px; }

/* ── Login card ───────────────────────────────────────────────── */
.auth-card {
  width: 100%;
  max-width: 380px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 30px 30px;
  box-shadow: var(--shadow-lg);
}

.auth-error {
  background: rgba(196,69,58,0.08);
  border: 1px solid rgba(196,69,58,0.3);
  color: #9c342b;
  font-size: 13.5px;
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 18px;
}

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 7px;
  text-transform: uppercase;
}

.form-group input {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--ff-body);
  font-size: 15px;
  color: var(--ink);
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: 9px;
  outline: none;
  transition: border-color .15s, background .15s;
}
.form-group input::placeholder { color: rgba(27,36,24,0.32); }
.form-group input:focus {
  border-color: var(--green);
  background: #fff;
}

.pw-wrap { position: relative; }
.pw-wrap input { padding-right: 42px; }
.pw-toggle {
  position: absolute;
  right: 10px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  color: var(--muted);
  display: flex; align-items: center;
}
.pw-toggle:hover { color: var(--ink); }

.btn-primary {
  width: 100%;
  margin-top: 6px;
  padding: 12px 16px;
  font-family: var(--ff-body);
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: var(--forest);
  border: none;
  border-radius: 9px;
  cursor: pointer;
  transition: background .15s, transform .15s;
}
.btn-primary:hover { background: var(--forest-mid); }
.btn-primary:active { transform: translateY(1px); }

/* ── Dashboard topbar ─────────────────────────────────────────── */
.hub-topbar {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 44px;
}
.hub-logout {
  font-size: 13.5px;
  color: var(--ink-mid);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 20px;
  transition: color .15s, border-color .15s, background .15s;
}
.hub-logout:hover { color: var(--ink); border-color: rgba(42,92,38,0.3); background: #fff; }

/* ── Tool grid ────────────────────────────────────────────────── */
.tool-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.tool-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 210px;
  text-decoration: none;
  color: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.tool-card:hover .tool-watermark { transform: scale(1.06) rotate(2deg); }

.tool-watermark {
  position: absolute;
  top: -22px;
  right: -22px;
  width: 168px;
  height: 168px;
  color: rgba(255,255,255,0.16);
  pointer-events: none;
  transition: transform .3s ease;
}
.tool-watermark svg { width: 100%; height: 100%; }

.tool-status {
  position: absolute;
  top: 20px; left: 20px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: 2px solid rgba(255,255,255,0.45);
}
.tool-status.is-checking { animation: pulse 1.4s infinite ease-in-out; }
.tool-status.is-up { background: #8CE28A; border-color: rgba(255,255,255,0.6); box-shadow: 0 0 8px rgba(140,226,138,0.7); }
.tool-status.is-down { background: var(--danger); border-color: rgba(255,255,255,0.6); box-shadow: 0 0 8px rgba(196,69,58,0.6); }

@keyframes pulse {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.tool-card-body {
  position: relative;
  z-index: 1;
  padding: 22px 22px 20px;
}

.tool-badge {
  display: inline-block;
  font-family: var(--ff-body);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.16);
  border: 1px solid rgba(255,255,255,0.22);
  padding: 3px 9px;
  border-radius: 20px;
  margin-bottom: 10px;
}

.tool-name {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 31px;
  color: #fff;
  margin-bottom: 4px;
}
.tool-desc {
  font-size: 13.5px;
  color: rgba(255,255,255,0.82);
}

/* ── Brand gradienty (v barvách ESGV — navy z loga + lesní zelená) ─ */
.grad-reporty  { background: linear-gradient(135deg, var(--forest-mid), var(--green)); }
.grad-faktury  { background: linear-gradient(135deg, var(--navy), var(--navy-light)); }
.grad-web      { background: linear-gradient(135deg, var(--forest-deep), var(--navy)); }
.grad-akademie { background: linear-gradient(135deg, var(--lime), var(--forest-mid)); }
.grad-cloud    { background: linear-gradient(135deg, var(--navy), var(--forest-mid)); }
.grad-mail     { background: linear-gradient(135deg, var(--forest), var(--green-light)); }

/* ── Footer ───────────────────────────────────────────────────── */
.hub-footer {
  margin-top: auto;
  padding-top: 48px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 900px) {
  .tool-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .hub-shell { padding: 40px 18px 28px; }
  .hub-topbar { margin-bottom: 32px; }
  .tool-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 26px 22px 24px; }
  .hub-logo { height: 46px; }
}