/* ============================================================
   LazyPad mobile client — Dark Chrome Skeuomorphism tema.
   Fizički "daljinski upravljač" izgled: brušeni tamni metal,
   3D dugmad sa bevel ivicama, LED glow indikatori.
   ============================================================ */

:root {
  --bg: #18181a;
  --text: #ededed;
  --text-muted: #a1a1a1;
  --text-faint: #6b6b70;
  --primary: #52a8ff;
  --success: #4cc76a;
  --danger: #ff5555;

  /* Metal površine */
  --metal-body: linear-gradient(135deg, #1a1a1c 0%, #232326 55%, #18181a 100%);
  --metal-strip: linear-gradient(180deg, #2a2a2e 0%, #222226 60%, #1d1d20 100%);

  /* 3D dugme — podignuto stanje */
  --btn-face: linear-gradient(145deg, #333338 0%, #27272b 55%, #1f1f22 100%);
  --btn-border-top: rgba(255, 255, 255, 0.16);
  --btn-border-side: rgba(255, 255, 255, 0.06);
  --btn-border-bottom: rgba(0, 0, 0, 0.65);
  --btn-shadow-up:
    0 3px 6px rgba(0, 0, 0, 0.45),
    0 1px 2px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);

  /* 3D dugme — utisnuto stanje */
  --btn-face-pressed: linear-gradient(145deg, #1c1c1f 0%, #232327 60%, #28282c 100%);
  --btn-shadow-down:
    inset 0 2px 6px rgba(0, 0, 0, 0.6),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 1px 0 rgba(255, 255, 255, 0.04);

  /* Udubljeni panel (trackpad, camera, input) */
  --panel-inset:
    inset 0 2px 8px rgba(0, 0, 0, 0.55),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 1px 0 rgba(255, 255, 255, 0.05);

  --font-sans: "Geist", "Geist Sans", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --header-h: 56px;
  --tabbar-h: 64px;
}

/* ---------- Reset / base ---------- */

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

html,
body {
  height: 100%;
}

body {
  background: var(--metal-body) fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overflow: hidden;
}

/* Noise/grain preko celog ekrana — razbija banding gradijenata i
   pojačava metalik osećaj. pointer-events: none, iznad svega. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 99;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
}

a {
  color: inherit;
  text-decoration: none;
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
}

.icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  /* Ikonica "seda" na 3D površinu umesto da pluta ravno */
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.5));
}

.icon-md {
  width: 28px;
  height: 28px;
}

.icon-lg {
  width: 32px;
  height: 32px;
}

/* ---------- Screen routing (JS toggluje ove klase) ---------- */

.screen {
  min-height: 100dvh;
}

.screen-scan {
  display: flex;
  flex-direction: column;
}

.screen-main {
  display: none;
}

body[data-screen="main"] .screen-scan { display: none; }
body[data-screen="main"] .screen-main { display: block; }

/* ============================================================
   EKRAN 1 — SCAN
   ============================================================ */

.scan-header {
  padding: calc(48px + env(safe-area-inset-top)) 24px 0;
  text-align: center;
}

.app-title {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
  /* Ugravirano u metal: tamna senka gore, svetli refleks dole */
  text-shadow: 0 -1px 1px rgba(0, 0, 0, 0.7), 0 1px 0 rgba(255, 255, 255, 0.08);
}

.scan-subtitle {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-muted);
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

.scan-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 24px;
  padding-bottom: calc(24px + env(safe-area-inset-bottom));
}

/* Kamera prozor — stakleni panel usađen u chrome kućište */
.camera-frame {
  position: relative;
  width: min(80vw, 400px);
  aspect-ratio: 1 / 1;
  background: linear-gradient(160deg, #121214 0%, #0d0d0f 100%);
  border: 1px solid rgba(0, 0, 0, 0.7);
  border-radius: 16px;
  box-shadow: var(--panel-inset);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.camera-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 13px;
}

/* Scan guide — corner brackets preko centra */
.scan-guide {
  position: absolute;
  inset: 18%;
  pointer-events: none;
}

.corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid var(--text);
  opacity: 0.85;
  filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.25));
}

.corner-tl { top: 0;    left: 0;   border-right: 0; border-bottom: 0; border-top-left-radius: 8px; }
.corner-tr { top: 0;    right: 0;  border-left: 0;  border-bottom: 0; border-top-right-radius: 8px; }
.corner-bl { bottom: 0; left: 0;   border-right: 0; border-top: 0;    border-bottom-left-radius: 8px; }
.corner-br { bottom: 0; right: 0;  border-left: 0;  border-top: 0;    border-bottom-right-radius: 8px; }

.scan-hint {
  font-size: 13px;
  color: var(--text-faint);
  text-align: center;
  max-width: 260px;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* Live kamera feed — popunjava stakleni panel, ispod scan-guide uglova */
.camera-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}

.camera-frame.is-live .camera-video { display: block; }
.camera-frame.is-live .camera-placeholder { display: none; }

/* Toast — kratka statusna poruka pri dnu ekrana (greške konekcije i sl.) */
.toast {
  position: fixed;
  bottom: calc(24px + env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  z-index: 50;
  max-width: min(85vw, 360px);
  padding: 10px 16px;
  background: linear-gradient(180deg, #2c2c30 0%, #1c1c1f 100%);
  border: 1px solid rgba(0, 0, 0, 0.6);
  border-top-color: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.55);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: center;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms var(--ease), transform 250ms var(--ease);
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   EKRAN 2 — GLAVNI
   ============================================================ */

/* ---------- Header — metalik traka preko ekrana ---------- */

.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  height: calc(var(--header-h) + env(safe-area-inset-top));
  padding: env(safe-area-inset-top) 8px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Brushed metal: vertikalni gradient + suptilne horizontalne linije */
  background:
    repeating-linear-gradient(180deg,
      rgba(255, 255, 255, 0.012) 0px,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px),
    var(--metal-strip);
  border-bottom: 1px solid rgba(0, 0, 0, 0.7);
  /* Tanka svetla linija ispod ivice + senka — panel iznad sadržaja */
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.07),
    0 4px 12px rgba(0, 0, 0, 0.45);
}

/* Ikonice u headeru — mala fizička dugmad */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  color: var(--text-muted);
  background: var(--btn-face);
  border: 1px solid var(--btn-border-side);
  border-top-color: var(--btn-border-top);
  border-bottom-color: var(--btn-border-bottom);
  box-shadow: var(--btn-shadow-up);
  transition: color 200ms var(--ease), background 200ms var(--ease),
              box-shadow 150ms var(--ease), transform 150ms var(--ease);
}

.icon-btn:active {
  color: var(--text);
  background: var(--btn-face-pressed);
  box-shadow: var(--btn-shadow-down);
  transform: translateY(1px) scale(0.97);
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-faint);
  /* LED lampica utisnuta u panel */
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* Placeholder stanja — FAZA 4: JS menja klasu. LED glow po stanju. */
.status-dot--connected {
  background: var(--success);
  box-shadow:
    0 0 6px 1px rgba(76, 199, 106, 0.55),
    inset 0 1px 1px rgba(255, 255, 255, 0.35);
}
.status-dot--connecting {
  background: #f5b83d;
  box-shadow:
    0 0 6px 1px rgba(245, 184, 61, 0.55),
    inset 0 1px 1px rgba(255, 255, 255, 0.35);
}
.status-dot--offline {
  background: var(--danger);
  box-shadow:
    0 0 6px 1px rgba(255, 85, 85, 0.55),
    inset 0 1px 1px rgba(255, 255, 255, 0.35);
}

.status-text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* ---------- Content area (između header-a i tab bara) ---------- */

.content {
  position: fixed;
  top: calc(var(--header-h) + env(safe-area-inset-top));
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  left: 0;
  right: 0;
  display: flex;
}

.tab-panel {
  display: none;
  flex: 1;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.tab-panel.is-active {
  display: flex;
}

/* ---------- TAB 1 — Media ---------- */

.panel-media {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 24px;
  /* Pomera vizuelni centar ka gornjoj polovini — manje praznog
     prostora između Stop dugmeta i tab bara na nižim ekranima */
  padding-bottom: clamp(32px, 12vh, 96px);
}

.media-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Fizičko okruglo dugme — svetlo pada odozgo-levo */
.media-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 28%, #37373c 0%, #29292d 55%, #1e1e21 100%);
  border: 1px solid var(--btn-border-side);
  border-top-color: var(--btn-border-top);
  border-bottom-color: var(--btn-border-bottom);
  box-shadow: var(--btn-shadow-up);
  color: var(--text);
  transition: background 200ms var(--ease), box-shadow 150ms var(--ease),
              transform 150ms var(--ease);
}

/* .is-pressed — JS okida isti "utisnut" izgled na touch uređajima
   gde :active ne reaguje pouzdano na brz tap */
.media-btn:active,
.media-btn.is-pressed {
  background: radial-gradient(circle at 35% 28%, #1d1d20 0%, #232327 60%, #29292d 100%);
  box-shadow: var(--btn-shadow-down);
  transform: translateY(1px) scale(0.97);
}

.media-btn--md {
  width: 68px;
  height: 68px;
}

/* Play/Pause — primarna akcija, najveće dugme + LED glow prsten */
.media-btn--play {
  width: 84px;
  height: 84px;
  box-shadow:
    0 4px 8px rgba(0, 0, 0, 0.5),
    0 1px 2px rgba(0, 0, 0, 0.4),
    0 0 14px rgba(82, 168, 255, 0.22),
    0 0 0 1px rgba(82, 168, 255, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);
}

.media-btn--play:active,
.media-btn--play.is-pressed {
  box-shadow:
    inset 0 2px 6px rgba(0, 0, 0, 0.6),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 0 18px rgba(82, 168, 255, 0.4),
    0 0 0 1px rgba(82, 168, 255, 0.45);
}

.media-btn--play .icon-md {
  margin-left: 3px; /* optičko centriranje play trougla */
}

/* Stop — sekundarna akcija, ali vizuelno iznad volume dugmadi */
.media-row--stop .media-btn {
  width: 62px;
  height: 62px;
}

/* ---------- TAB 2 — Trackpad ---------- */

.panel-trackpad {
  flex-direction: column;
  gap: 12px;
  padding: 16px;
}

/* Stakleni/metalik touch panel usađen u chrome kućište */
.trackpad-zone {
  flex: 65;
  background: linear-gradient(160deg, #131315 0%, #0e0e10 100%);
  border: 1px solid rgba(0, 0, 0, 0.7);
  border-radius: 12px;
  box-shadow: var(--panel-inset);
  /* Touch pokreti pripadaju trackpadu — bez browser scroll/zoom gesta */
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  transition: box-shadow 150ms var(--ease), background 150ms var(--ease);
}

/* Kratka povratna informacija pri tap-u (JS drži klasu 150ms) */
.trackpad-zone.is-tapped {
  background: linear-gradient(160deg, #17171a 0%, #111114 100%);
  box-shadow:
    inset 0 2px 8px rgba(0, 0, 0, 0.55),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(82, 168, 255, 0.35),
    0 0 12px rgba(82, 168, 255, 0.22);
}

/* Skriveno input polje — postoji samo da fokusom otvori nativnu
   tastaturu; vizuelno nevidljivo ali mora ostati "na ekranu" da bi
   fokus radio pouzdano na iOS-u */
.keyboard-input {
  position: fixed;
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 4px);
  left: 8px;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

/* Keyboard toggle svetli dok je tastatura aktivna */
.keyboard-toggle.is-active {
  color: var(--primary);
  box-shadow:
    var(--btn-shadow-down),
    0 0 0 1px rgba(82, 168, 255, 0.35),
    0 0 10px rgba(82, 168, 255, 0.25);
}

.trackpad-lower {
  flex: 35;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
}

.keyboard-toggle {
  width: 52px;
  height: 52px;
  border-radius: 12px;
}

/* ---------- Bottom tab bar — metalik traka ---------- */

.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  display: flex;
  background:
    repeating-linear-gradient(180deg,
      rgba(255, 255, 255, 0.012) 0px,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px),
    var(--metal-strip);
  border-top: 1px solid rgba(0, 0, 0, 0.7);
  box-shadow:
    0 -1px 0 rgba(255, 255, 255, 0.07),
    0 -4px 12px rgba(0, 0, 0, 0.45);
}

.tab {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-faint);
  transition: color 200ms var(--ease);
}

/* Unutrašnji "slot" taba — pseudo-element da touch target ostane pun */
.tab::before {
  content: "";
  position: absolute;
  inset: 8px 12px;
  border-radius: 10px;
  transition: background 200ms var(--ease), box-shadow 200ms var(--ease);
}

.tab > * {
  position: relative;
}

.tab.is-active {
  color: var(--text);
}

/* Aktivan tab = fizički pritisnut u panel */
.tab.is-active::before {
  background: linear-gradient(180deg, #17171a 0%, #1d1d20 100%);
  box-shadow:
    inset 0 2px 5px rgba(0, 0, 0, 0.55),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 1px 0 rgba(255, 255, 255, 0.05);
}

.tab-label {
  font-size: 12px;
  line-height: 1;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* ============================================================
   SHEETS — Power meni & Clipboard
   ============================================================ */

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgba(0, 0, 0, 0.65);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 250ms var(--ease), visibility 250ms var(--ease);
}

/* Sheet — brushed metal panel koji se fizički izvlači ka korisniku */
.sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 30;
  max-width: 480px;
  margin: 0 auto;
  background:
    repeating-linear-gradient(180deg,
      rgba(255, 255, 255, 0.012) 0px,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px),
    linear-gradient(180deg, #2c2c30 0%, #222226 30%, #1c1c1f 100%);
  /* Deblja, vidljivija gornja ivica */
  border-top: 2px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -12px 32px rgba(0, 0, 0, 0.6);
  padding-bottom: env(safe-area-inset-bottom);
  transform: translateY(100%);
  visibility: hidden;
  transition: transform 250ms var(--ease), visibility 250ms var(--ease);
}

/* FAZA 4: JS toggluje ove klase */
.backdrop.is-open,
.sheet.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

/* Handle — fizički žleb urezan u metal */
.sheet-handle {
  width: 36px;
  height: 4px;
  margin: 10px auto 6px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  box-shadow:
    inset 0 1px 2px rgba(0, 0, 0, 0.6),
    0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ---------- Power meni ---------- */

.sheet-item {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 56px;
  padding: 16px 20px;
  font-size: 15px;
  color: var(--text);
  text-align: left;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
  transition: background 150ms var(--ease), box-shadow 150ms var(--ease);
}

.sheet-item:active {
  background: linear-gradient(180deg, #17171a 0%, #1d1d20 100%);
  box-shadow:
    inset 0 2px 5px rgba(0, 0, 0, 0.5),
    inset 0 -1px 2px rgba(0, 0, 0, 0.4);
}

.sheet-item + .sheet-item {
  /* Bevel razdelnik: tamna linija + svetli refleks ispod */
  border-top: 1px solid rgba(0, 0, 0, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Shutdown — crveni LED glow, ne samo boja teksta */
.sheet-item--danger {
  color: var(--danger);
  text-shadow: 0 0 8px rgba(255, 85, 85, 0.45), 0 1px 1px rgba(0, 0, 0, 0.5);
}

.sheet-item--danger .icon {
  filter: drop-shadow(0 0 4px rgba(255, 85, 85, 0.5)) drop-shadow(0 1px 1px rgba(0, 0, 0, 0.5));
}

/* Inline potvrda za Shutdown/Restart — zamenjuje listu unutar sheet-a */
.power-confirm {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 12px 20px 20px;
}

.power-confirm[hidden] {
  display: none;
}

.power-confirm-text {
  font-size: 15px;
  text-align: center;
  color: var(--text);
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

.power-confirm-actions {
  display: flex;
  gap: 12px;
}

/* Fizička dugmad u paru — Cancel neutralno, Confirm crveni LED */
.power-confirm-btn {
  flex: 1;
  min-height: 48px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
  background: var(--btn-face);
  border: 1px solid var(--btn-border-side);
  border-top-color: var(--btn-border-top);
  border-bottom-color: var(--btn-border-bottom);
  box-shadow: var(--btn-shadow-up);
  transition: box-shadow 150ms var(--ease), transform 150ms var(--ease),
              background 150ms var(--ease);
}

.power-confirm-btn:active {
  background: var(--btn-face-pressed);
  box-shadow: var(--btn-shadow-down);
  transform: translateY(1px) scale(0.98);
}

.power-confirm-yes {
  color: var(--danger);
  text-shadow: 0 0 8px rgba(255, 85, 85, 0.45), 0 1px 1px rgba(0, 0, 0, 0.5);
  box-shadow:
    0 3px 6px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 85, 85, 0.3),
    0 0 10px rgba(255, 85, 85, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);
}

/* ---------- Clipboard ---------- */

.sheet-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 8px 20px 20px;
}

.sheet-title {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* Input polje — udubljeno u metal panel */
.clipboard-input {
  width: 100%;
  min-height: 120px;
  padding: 12px;
  background: linear-gradient(160deg, #121214 0%, #0e0e10 100%);
  border: 1px solid rgba(0, 0, 0, 0.7);
  border-radius: 8px;
  box-shadow: var(--panel-inset);
  color: var(--text);
  font: inherit;
  font-size: 15px;
  resize: none;
  transition: box-shadow 200ms var(--ease);
}

.clipboard-input::placeholder {
  color: var(--text-faint);
}

.clipboard-input:focus {
  outline: none;
  box-shadow:
    inset 0 2px 8px rgba(0, 0, 0, 0.55),
    inset 0 1px 2px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(82, 168, 255, 0.4),
    0 0 10px rgba(82, 168, 255, 0.2);
}

/* Primarno dugme — fizičko dugme u accent boji sa LED glow-om */
.btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  border-radius: 8px;
  background: linear-gradient(180deg, #5fb2ff 0%, #3f8fe4 55%, #3379c8 100%);
  border: 1px solid rgba(0, 0, 0, 0.4);
  border-top-color: rgba(255, 255, 255, 0.35);
  color: #08121f;
  font-size: 15px;
  font-weight: 500;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.2);
  box-shadow:
    0 3px 6px rgba(0, 0, 0, 0.45),
    0 0 14px rgba(82, 168, 255, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.3);
  transition: box-shadow 150ms var(--ease), transform 150ms var(--ease),
              background 150ms var(--ease);
}

.btn-primary:active {
  background: linear-gradient(180deg, #3379c8 0%, #3f8fe4 55%, #4da0f0 100%);
  box-shadow:
    inset 0 2px 5px rgba(0, 0, 20, 0.45),
    0 0 14px rgba(82, 168, 255, 0.35);
  transform: translateY(1px) scale(0.98);
}

/* Ugašeno stanje — bez LED glow-a, dugme "bez struje" */
.btn-primary:disabled {
  background: var(--btn-face);
  color: var(--text-faint);
  text-shadow: none;
  box-shadow: var(--btn-shadow-up);
  transform: none;
}

/* ============================================================
   FAZA 5 — PWA INSTALL BANNER
   Metalna pločica iznad tab bara, isti jezik kao toast/sheet.
   ============================================================ */

.install-banner {
  position: fixed;
  bottom: calc(var(--tabbar-h) + 12px + env(safe-area-inset-bottom));
  left: 12px;
  right: 12px;
  z-index: 40;
  max-width: 456px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 12px 16px;
  background:
    repeating-linear-gradient(180deg,
      rgba(255, 255, 255, 0.012) 0px,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px),
    linear-gradient(180deg, #2c2c30 0%, #1c1c1f 100%);
  border: 1px solid rgba(0, 0, 0, 0.6);
  border-top-color: rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.55);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 250ms var(--ease), transform 250ms var(--ease);
}

.install-banner.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.install-banner-text {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}

/* Malo fizičko dugme u accent boji — mini btn-primary */
.install-banner-btn {
  flex-shrink: 0;
  min-height: 36px;
  padding: 0 16px;
  border-radius: 8px;
  background: linear-gradient(180deg, #5fb2ff 0%, #3f8fe4 55%, #3379c8 100%);
  border: 1px solid rgba(0, 0, 0, 0.4);
  border-top-color: rgba(255, 255, 255, 0.35);
  color: #08121f;
  font-size: 13px;
  font-weight: 500;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.2);
  box-shadow:
    0 2px 5px rgba(0, 0, 0, 0.45),
    0 0 10px rgba(82, 168, 255, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.3);
  transition: box-shadow 150ms var(--ease), transform 150ms var(--ease),
              background 150ms var(--ease);
}

.install-banner-btn:active {
  background: linear-gradient(180deg, #3379c8 0%, #3f8fe4 55%, #4da0f0 100%);
  box-shadow:
    inset 0 2px 5px rgba(0, 0, 20, 0.45),
    0 0 10px rgba(82, 168, 255, 0.3);
  transform: translateY(1px) scale(0.98);
}

.install-banner-close {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  font-size: 20px;
  line-height: 1;
}

.install-banner-close:active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}