/* GavaDev — GAVA ERP visual style */

/* ── TOKENS ──────────────────────────────────────────────────────────────── */

:root {
  /* Light (default — warm paper) */
  --bg:         #F4F4F1;
  --panel:      #FFFFFF;
  --panel2:     #ECEDE8;
  --ink:        #232826;
  --ink2:       #5C645F;
  --ink3:       #8A928C;
  --line:       #E2E3DE;
  --line2:      #D3D5CE;
  --amber:      #D97E24;
  --amber-ink:  #1C1509;
  --amber-soft: rgba(217,126,36,.12);
  --amber-bd:   rgba(217,126,36,.3);
  --ok:         #4E8C64;
  --ok-soft:    rgba(78,140,100,.12);
  --ok-led:     #57A171;
  --crit:       #B54E43;
  --crit-soft:  rgba(181,78,67,.12);
  --crit-led:   #C75A4E;
  --data:       #2B6CB0;
  --arc:        #3A70B0;
  --shadow:     0 1px 2px rgba(30,34,30,.06), 0 4px 14px rgba(30,34,30,.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:         #15191C;
    --panel:      #1D2226;
    --panel2:     #171B1E;
    --ink:        #E9EAE5;
    --ink2:       #9BA39D;
    --ink3:       #6E7670;
    --line:       #2A3034;
    --line2:      #343B40;
    --amber:      #E08A2E;
    --amber-soft: rgba(224,138,46,.14);
    --amber-bd:   rgba(224,138,46,.35);
    --ok:         #59986F;
    --ok-soft:    rgba(89,152,111,.14);
    --ok-led:     #63B27E;
    --crit:       #BF5449;
    --crit-soft:  rgba(191,84,73,.14);
    --crit-led:   #D3685C;
    --data:       #8AB0CC;
    --shadow:     0 1px 2px rgba(0,0,0,.25), 0 6px 18px rgba(0,0,0,.22);
  }
}
:root[data-theme="dark"] {
  --bg:         #15191C;
  --panel:      #1D2226;
  --panel2:     #171B1E;
  --ink:        #E9EAE5;
  --ink2:       #9BA39D;
  --ink3:       #6E7670;
  --line:       #2A3034;
  --line2:      #343B40;
  --amber:      #E08A2E;
  --amber-soft: rgba(224,138,46,.14);
  --amber-bd:   rgba(224,138,46,.35);
  --ok:         #59986F;
  --ok-soft:    rgba(89,152,111,.14);
  --ok-led:     #63B27E;
  --crit:       #BF5449;
  --crit-soft:  rgba(191,84,73,.14);
  --crit-led:   #D3685C;
  --data:       #8AB0CC;
  --shadow:     0 1px 2px rgba(0,0,0,.25), 0 6px 18px rgba(0,0,0,.22);
}
:root[data-theme="light"] {
  --bg:         #F4F4F1;
  --panel:      #FFFFFF;
  --panel2:     #ECEDE8;
  --ink:        #232826;
  --ink2:       #5C645F;
  --ink3:       #8A928C;
  --line:       #E2E3DE;
  --line2:      #D3D5CE;
  --amber:      #D97E24;
  --amber-soft: rgba(217,126,36,.12);
  --amber-bd:   rgba(217,126,36,.3);
  --ok:         #4E8C64;
  --ok-soft:    rgba(78,140,100,.12);
  --ok-led:     #57A171;
  --crit:       #B54E43;
  --crit-soft:  rgba(181,78,67,.12);
  --crit-led:   #C75A4E;
  --data:       #2B6CB0;
  --shadow:     0 1px 2px rgba(30,34,30,.06), 0 4px 14px rgba(30,34,30,.05);
}

/* ── RESET ───────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background .25s, color .25s;
}

/* ── LANDING ─────────────────────────────────────────────────────────────── */

body.is-landing { overflow: auto; }

.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 48px;
  background: var(--bg);
  padding: 40px 20px;
}

.brand-block { text-align: center; }

.brand-eyebrow {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}

.brand-name {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1;
  color: var(--amber);
}
.brand-name span { color: var(--ink); }

.brand-sub {
  font-size: 13px;
  color: var(--ink3);
  margin-top: 10px;
  letter-spacing: .02em;
}

.device-grid { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.device-card {
  display: flex;
  flex-direction: column;
  width: 220px;
  padding: 22px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .1s;
  position: relative;
  overflow: hidden;
}
.device-card::before {
  content: '';
  position: absolute;
  top: 0; left: 20px; right: 20px;
  height: 2px;
  background: var(--amber);
  border-radius: 0 0 2px 2px;
  opacity: 0;
  transition: opacity .15s;
}
.device-card:hover {
  border-color: var(--amber-bd);
  box-shadow: var(--shadow), 0 0 0 1px var(--amber-bd);
  transform: translateY(-1px);
}
.device-card:hover::before { opacity: 1; }

.dc-tag {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}
.dc-name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 6px;
  color: var(--ink);
}
.dc-desc {
  font-size: 12px;
  color: var(--ink2);
  line-height: 1.6;
  margin-bottom: 18px;
}
.dc-arrow {
  font-size: 12px;
  color: var(--ink3);
  transition: color .15s;
}
.device-card:hover .dc-arrow { color: var(--amber); }

/* ── APP SHELL ───────────────────────────────────────────────────────────── */

.app {
  display: grid;
  grid-template-columns: 260px 1fr;
  grid-template-rows: 48px 1fr;
  height: 100vh;
  overflow: hidden;
}

/* Topbar */
.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.tb-back {
  color: var(--ink3);
  text-decoration: none;
  font-size: 17px;
  padding: 4px 6px;
  border-radius: 8px;
  transition: color .12s, background .12s;
}
.tb-back:hover { color: var(--ink); background: var(--panel2); }

.tb-breadcrumb {
  font-size: 13px;
  color: var(--ink3);
}

.tb-badge {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  font-weight: 600;
  background: var(--amber-soft);
  color: var(--amber);
  border: 1px solid var(--amber-bd);
  padding: 2px 10px;
  border-radius: 999px;
}

.tb-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.conn-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--panel2);
  border: 1px solid var(--line2);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: 12px;
  color: var(--ink2);
}

.conn-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--line2);
  flex-shrink: 0;
  transition: background .3s, box-shadow .3s;
}
.conn-dot.on  { background: var(--ok-led); box-shadow: 0 0 6px var(--ok-led); animation: sdot 2.5s ease-in-out infinite; }
.conn-dot.off { background: var(--crit-led); }

@keyframes sdot {
  0%,100% { opacity:1; box-shadow:0 0 6px var(--ok-led); }
  50%      { opacity:.4; box-shadow:0 0 2px var(--ok-led); }
}

/* Sidebar */
.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--line);
  overflow-y: auto;
  padding: 12px 12px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: none;
}

.sidebar .card { flex-shrink: 0; }
.main    .card { flex-shrink: 0; }

.sb-label {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink3);
  padding: 10px 4px 3px;
}
.sb-label:first-child { padding-top: 4px; }

/* Main */
.main {
  overflow-y: auto;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 0;
  background: var(--bg);
}

/* ── CARD ────────────────────────────────────────────────────────────────── */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 15px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.card-title {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.card-body { padding: 13px 15px; }

/* ── LIVE INDICATOR ──────────────────────────────────────────────────────── */

.live-ind {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--ok);
  animation: sdot 2.5s ease-in-out infinite;
}

/* ── GAUGE MONITORING ────────────────────────────────────────────────────── */

.gauges-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.gauge-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 10px 12px;
  border-right: 1px solid var(--line);
}
.gauge-cell:last-child { border-right: none; }

.gauge-name {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}

.gauge-svg {
  width: 100%;
  max-width: 130px;
}

.gtrack  { fill:none; stroke:var(--line2);  stroke-width:2.5; stroke-linecap:round; }
.gfill   { fill:none; stroke:var(--arc);    stroke-width:2.5; stroke-linecap:round; }
.gneedle { stroke:var(--amber); stroke-width:1.5; stroke-linecap:round; }
.gdot    { fill:var(--amber); }
.gtick   { stroke:var(--ink3); stroke-width:1; }

.gauge-angle {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 19px;
  color: var(--data);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  margin-top: 6px;
  min-width: 60px;
  text-align: center;
}

.gauge-pwm {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11px;
  color: var(--ink3);
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
  margin-top: 3px;
}

.gauge-rc {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--ink3);
  margin-top: 3px;
}

.mon-note {
  padding: 9px 15px;
  font-size: 11.5px;
  color: var(--ink3);
  border-top: 1px solid var(--line);
}

/* ── MONITOR (Skyd) ──────────────────────────────────────────────────────── */

.mon-row { display: flex; gap: 24px; flex-wrap: wrap; }
.mon-cell { display: flex; flex-direction: column; gap: 3px; }
.mon-key {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--amber);
}
.mon-val {
  font-size: 24px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.5px;
  color: var(--data);
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}
.mon-unit { font-size: 13px; color: var(--ink3); font-weight: 400; }

/* ── SERVOS — Spinbox UX ─────────────────────────────────────────────────── */

/* Hide the range slider — number input is the primary control now */
.srv-row input[type="range"] { display: none; }

.srv-row {
  display: grid;
  grid-template-columns: 52px 34px 1fr 34px 34px;
  align-items: center;
  gap: 7px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}
.srv-row:last-child { border-bottom: none; padding-bottom: 0; }

.srv-name {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--ink2);
  text-align: right;
  letter-spacing: .06em;
}

.srv-val {
  background: var(--panel);
  border: 1.5px solid var(--line2);
  color: var(--data);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 15px;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  text-align: center;
  width: 100%;
  height: 40px;
  font-variant-numeric: tabular-nums;
  transition: border-color .12s;
  cursor: ns-resize;
}
.srv-val:focus { outline: none; border-color: var(--amber); cursor: text; }
.srv-val:hover:not(:focus) { border-color: var(--amber-bd); }

.step {
  width: 34px; height: 40px;
  background: var(--panel2);
  border: 1px solid var(--line2);
  color: var(--ink2);
  border-radius: 10px;
  cursor: pointer;
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: background .12s, border-color .12s, color .12s;
  flex-shrink: 0;
  font-weight: 500;
}
.step:hover { background: var(--amber-soft); border-color: var(--amber-bd); color: var(--amber); }
.step:active { background: var(--amber-soft); }

/* ── POSITIONS ───────────────────────────────────────────────────────────── */

.pos-table { width: 100%; border-collapse: collapse; }
.pos-table tr { border-bottom: 1px solid var(--line); }
.pos-table tr:last-child { border-bottom: none; }
.pos-table td { padding: 7px 4px; vertical-align: middle; }

.pos-name {
  color: var(--ink2);
  font-size: 13px;
  white-space: nowrap;
  width: 1%;
  padding-right: 14px;
  font-weight: 500;
}

.pos-inp {
  background: var(--panel);
  border: 1.5px solid var(--line2);
  color: var(--data);
  border-radius: 10px;
  padding: 7px 8px;
  width: 84px;
  font-size: 13px;
  text-align: center;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-variant-numeric: tabular-nums;
  transition: border-color .12s;
}
.pos-inp:focus { outline: none; border-color: var(--amber); }

.pos-cap {
  font-size: 12px;
  color: var(--ink2);
  background: var(--panel2);
  border: 1px solid var(--line2);
  border-radius: 8px;
  padding: 5px 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .12s, border-color .12s, color .12s;
}
.pos-cap:hover { border-color: var(--amber-bd); color: var(--amber); background: var(--amber-soft); }

/* ── PARAMS ──────────────────────────────────────────────────────────────── */

.param-group-title {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--ink3);
  padding: 10px 0 5px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2px;
}
.param-group-title:first-child { padding-top: 0; }

.param-row {
  display: flex;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
}
.param-row:last-child { border-bottom: none; }

.param-key { flex: 1; font-size: 13px; color: var(--ink2); }

.param-inp {
  background: var(--panel);
  border: 1px solid var(--line2);
  color: var(--data);
  border-radius: 10px;
  padding: 6px 10px;
  width: 80px;
  font-size: 13px;
  text-align: right;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-variant-numeric: tabular-nums;
  transition: border-color .12s;
}
.param-inp:focus { outline: none; border-color: var(--amber); }
select.param-inp { width: auto; min-width: 80px; text-align: left; }

/* ── BUTTONS ─────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 15px;
  border-radius: 10px;
  border: 1px solid var(--line2);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all .12s;
  white-space: nowrap;
  background: var(--panel2);
  color: var(--ink);
}
.btn:hover { background: var(--panel); border-color: var(--ink3); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }

.btn-primary {
  background: var(--amber); border-color: var(--amber); color: var(--amber-ink);
}
.btn-primary:hover { filter: brightness(1.08); border-color: var(--amber); }

.btn-success {
  background: var(--ok); border-color: var(--ok); color: #fff;
}
.btn-success:hover { filter: brightness(1.1); border-color: var(--ok); }

.btn-danger {
  background: transparent; border-color: var(--crit); color: var(--crit);
}
.btn-danger:hover { background: var(--crit-soft); }

.btn-tune-active {
  background: var(--amber-soft); border-color: var(--amber-bd); color: var(--amber);
}

.btn-sm { padding: 5px 11px; font-size: 12px; }

.btn-row { display: flex; gap: 7px; flex-wrap: wrap; }

/* ── FORMS ───────────────────────────────────────────────────────────────── */

.field-group { display: flex; flex-direction: column; gap: 5px; }

.field-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink2);
  letter-spacing: .04em;
}

select {
  background: var(--panel);
  border: 1px solid var(--line2);
  color: var(--ink);
  border-radius: 10px;
  padding: 8px 28px 8px 10px;
  font-size: 13px;
  width: 100%;
  cursor: pointer;
  transition: border-color .12s;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238A928C'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
select:focus { outline: 2px solid var(--amber); outline-offset: 1px; border-color: var(--amber); }
select option { background: var(--panel); }

input[type="text"], input[type="number"] {
  background: var(--panel);
  border: 1px solid var(--line2);
  color: var(--ink);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  transition: border-color .12s;
}
input[type="text"]:focus, input[type="number"]:focus {
  outline: 2px solid var(--amber);
  outline-offset: 1px;
  border-color: var(--amber);
}

.port-row { display: flex; gap: 7px; }
.port-row select { flex: 1; }

/* ── LOG ─────────────────────────────────────────────────────────────────── */

.log {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11.5px;
  color: var(--ink3);
  line-height: 1.7;
  overflow-y: auto;
  flex: 1;
  min-height: 60px;
}
.log-ok   { color: var(--ok); }
.log-err  { color: var(--crit); }
.log-info { color: var(--amber); }
.log-warn { color: #CE9B3A; }

.conn-note { font-size: 12px; color: var(--ink3); }

/* ── HINT BOX ────────────────────────────────────────────────────────────── */

.hint-box {
  font-size: 12px;
  color: var(--ink2);
  background: var(--panel2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 12px;
  line-height: 1.6;
  margin-bottom: 10px;
}

/* ── TOGGLE ──────────────────────────────────────────────────────────────── */

.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.toggle-wrap input[type="checkbox"] {
  width: 34px;
  height: 19px;
  appearance: none;
  -webkit-appearance: none;
  background: var(--line2);
  border-radius: 10px;
  position: relative;
  cursor: pointer;
  transition: background .2s;
  flex-shrink: 0;
  border: none;
  padding: 0;
}
.toggle-wrap input[type="checkbox"]:checked { background: var(--amber); }
.toggle-wrap input[type="checkbox"]::after {
  content: '';
  position: absolute;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--panel);
  top: 2px; left: 2px;
  transition: left .2s;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.toggle-wrap input[type="checkbox"]:checked::after { left: 17px; }

.toggle-label {
  font-size: 12px;
  color: var(--ink3);
}
.toggle-wrap input[type="checkbox"]:checked + .toggle-label { color: var(--amber); }

/* ── ACTION BAR ──────────────────────────────────────────────────────────── */

.action-bar {
  position: sticky;
  bottom: 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 0 16px;
  background: var(--bg);
  border-top: 1px solid var(--line);
  margin-top: 4px;
  z-index: 10;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */

@media (max-width: 680px) {
  .app { grid-template-columns: 1fr; grid-template-rows: 48px auto 1fr; }
  .sidebar { max-height: 280px; }
  .gauges-row { grid-template-columns: 1fr; }
  .gauge-cell { border-right: none; border-bottom: 1px solid var(--line); }
  .gauge-cell:last-child { border-bottom: none; }
}

@media (prefers-reduced-motion: reduce) {
  .conn-dot, .live-ind { animation: none; }
}