/* =====================================================================
   QR Studio — Tema claro minimalista (Apple-like) con glassmorphism
   Solo estilos. No cambia ninguna lógica ni estructura.
   ===================================================================== */

:root {
  /* === Marca Jayro Anghelo === */
  --bg: #f5f5f7;
  --text: #111111;
  --ink: #111111;
  --muted: #6e6e73;
  --muted2: #8a8a8f;
  --lime: #d9ef67;
  --lime-deep: #cfe85a;
  --lime-soft: #ecf6a6;
  --accent: #d9ef67;
  --accent-press: #cfe85a;
  --accent2: #ecf6a6;
  --ok: #34c759;
  --danger: #b42318;

  /* Superficies */
  --glass: rgba(255, 255, 255, 0.72);
  --glass-strong: rgba(255, 255, 255, 0.88);
  --fill: rgba(17, 17, 17, 0.045);
  --fill-strong: rgba(17, 17, 17, 0.08);
  --hover: rgba(17, 17, 17, 0.05);

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 12px 40px rgba(24, 20, 38, 0.08), 0 2px 8px rgba(24, 20, 38, 0.04);
  --shadow-sm: 0 4px 16px rgba(24, 20, 38, 0.06);
  --ring: 0 0 0 4px rgba(217, 239, 103, 0.6);

  --blur: saturate(150%) blur(20px);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background:
    radial-gradient(760px 560px at 6% -10%, rgba(217, 239, 103, 0.28), transparent 60%),
    radial-gradient(720px 560px at 110% 2%, rgba(217, 239, 103, 0.16), transparent 58%),
    linear-gradient(180deg, #fbfbfd 0%, var(--bg) 100%);
  background-attachment: fixed;
}

a {
  color: var(--ink);
  text-decoration: none;
}

/* ---------------- Header ---------------- */
header.top {
  padding: 26px 28px 8px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  max-width: 1240px;
  margin: 0 auto;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid rgba(17, 17, 17, 0.1);
  box-shadow: 0 8px 20px rgba(17, 17, 17, 0.12);
}

/* Enlace "saltar al contenido" (accesibilidad por teclado) */
.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: top .15s ease;
}
.skip-link:focus {
  top: 16px;
  outline: 3px solid var(--lime);
  outline-offset: 2px;
}

/* Enlace de vuelta a la web */
.back-home {
  flex-basis: 100%;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: color .15s ease;
}
.back-home:hover { color: var(--ink); }

header.top h1 {
  font-family: var(--font-display);
  font-size: clamp(21px, 4vw, 26px);
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.03em;
}

header.top p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13.5px;
}

.badges {
  display: flex;
  gap: 8px;
  margin-left: auto;
  flex-wrap: wrap;
}

.badge {
  font-size: 12px;
  color: var(--muted);
  background: var(--glass);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  padding: 6px 12px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-sm);
}

.badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(52, 199, 89, 0.18);
}

/* ---------------- Layout ---------------- */
.wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 18px 28px 48px;
  max-width: 1240px;
  margin: 0 auto;
}

.wrap>* {
  min-width: 0;
}

@media (max-width: 980px) {
  .wrap {
    grid-template-columns: 1fr;
    padding: 14px 18px 40px;
    gap: 16px;
  }

  /* En móvil/tablet la vista previa no se queda fija */
  .wrap>div:last-child .card {
    position: static !important;
  }
}

/* ---------------- Cards (glass) ---------------- */
.card {
  background: var(--glass);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card h2 {
  font-size: 13px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  font-weight: 600;
  margin: 0;
  padding: 20px 22px 0;
}

.card .body {
  padding: 18px 22px 22px;
}

/* ---------------- Tabs de contenido ---------------- */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px 22px 0;
}

.tab {
  font-size: 13px;
  padding: 9px 14px;
  border-radius: 999px;
  border: none;
  background: var(--fill);
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: transform .15s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
}

.tab svg {
  width: 16px;
  height: 16px;
  stroke-width: 2px;
}

.tab:hover {
  color: var(--text);
  background: var(--fill-strong);
}

.tab.active {
  background: var(--lime);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 6px 16px rgba(17, 17, 17, 0.14);
}

.tab.active svg {
  stroke: var(--ink);
}

/* ---------------- Form fields ---------------- */
label.f {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  margin: 14px 0 6px;
  font-weight: 500;
}

input[type=text],
input[type=url],
input[type=email],
input[type=tel],
input[type=number],
textarea,
select {
  width: 100%;
  background: var(--fill);
  border: none;
  border-radius: 12px;
  color: var(--text);
  padding: 12px 14px;
  font-size: 14.5px;
  font-family: inherit;
  outline: none;
  transition: background .15s ease, box-shadow .2s ease;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted2);
}

input:focus,
textarea:focus,
select:focus {
  background: var(--glass-strong);
  box-shadow: var(--ring);
}

select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236e6e73' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

textarea {
  resize: vertical;
  min-height: 88px;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.row3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

@media (max-width: 460px) {

  .row,
  .row3 {
    grid-template-columns: 1fr;
  }
}

.field-group {
  display: none;
}

.field-group.active {
  display: block;
}

.hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  line-height: 1.45;
}

.check {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--text);
}

.check input {
  width: 17px;
  height: 17px;
  accent-color: var(--ink);
}

/* ---------------- Preview ---------------- */
.preview-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.preview-box {
  background: #fff;
  border-radius: 24px;
  padding: 18px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
}

#preview {
  display: block;
  width: auto;
  height: auto;
  max-width: 300px;
  max-height: 380px;
  border-radius: 10px;
}

@media (max-width: 460px) {
  #preview {
    max-width: 240px;
    max-height: 320px;
  }
}

.dl {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
}

/* ---------------- Buttons ---------------- */
.btn {
  border: none;
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease, filter .15s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn.primary {
  background: var(--lime);
  color: var(--ink);
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(17, 17, 17, 0.12);
}

.btn.primary:hover {
  background: var(--lime-deep);
  filter: brightness(1.02);
}

.btn.ghost {
  background: var(--fill);
  color: var(--text);
}

.btn.ghost:hover {
  background: var(--fill-strong);
}

.check-result {
  font-size: 13px;
  text-align: center;
  min-height: 18px;
  color: var(--muted);
  line-height: 1.4;
}

.check-result.good {
  color: #1a7f37;
}

.check-result.bad {
  color: var(--danger);
}

.size-sel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.size-sel select {
  width: auto;
  padding: 8px 30px 8px 12px;
}

/* ---------------- Plantillas (carrusel) ---------------- */
.tpl-carousel {
  position: relative;
}

.templates {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 4px 2px 10px;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 130, 150, 0.3) transparent;
}

.templates::-webkit-scrollbar {
  height: 6px;
}

.templates::-webkit-scrollbar-thumb {
  background: rgba(120, 130, 150, 0.3);
  border-radius: 99px;
}

.tpl-arrow {
  position: absolute;
  top: calc(50% - 8px);
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--glass-strong);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  z-index: 3;
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, background .15s ease;
}

.tpl-arrow:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.06);
}

.tpl-arrow.left {
  left: -4px;
}

.tpl-arrow.right {
  right: -4px;
}

.tpl {
  cursor: pointer;
  border: none;
  border-radius: 14px;
  padding: 7px;
  background: var(--fill);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  flex: 0 0 116px;
}

.tpl:hover {
  background: var(--fill-strong);
  transform: translateY(-2px);
}

.tpl.active {
  background: var(--glass-strong);
  box-shadow: var(--ring), var(--shadow-sm);
}

.tpl .sw {
  width: 100%;
  height: 36px;
  border-radius: 9px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.tpl span {
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 500;
}

/* ---------------- Color & segmentos ---------------- */
.color-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.color-field input[type=color] {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 12px;
  background: var(--fill);
  padding: 4px;
  cursor: pointer;
  flex-shrink: 0;
}

.color-field input[type=color]::-webkit-color-swatch {
  border: none;
  border-radius: 8px;
}

.color-field input[type=color]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-field input[type=text] {
  flex: 1;
}

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

.seg button {
  flex: 1;
  min-width: 70px;
  padding: 10px 8px;
  border-radius: 11px;
  border: none;
  background: var(--fill);
  color: var(--muted);
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 500;
  transition: background .15s ease, color .15s ease, box-shadow .15s ease;
}

.seg button.active {
  background: var(--lime);
  color: var(--ink);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.seg button:hover {
  color: var(--text);
}

.seg button.active:hover {
  color: var(--ink);
}

/* Los iconos de forma heredan el color del botón activo */
.seg button.active svg {
  stroke: var(--ink);
}

/* Iconos de forma dentro de los botones de segmento */
.seg button svg {
  width: 30px;
  height: 30px;
  display: block;
  margin: 0 auto;
}

#dotStyle button,
#eyeFrame button,
#eyeBall button {
  flex: 0 1 auto;
  min-width: 0;
  width: 56px;
  height: 52px;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#dotStyle,
#eyeFrame,
#eyeBall {
  gap: 8px;
}

/* ---------------- Acordeones ---------------- */
.acc {
  margin-top: 4px;
}

.acc+.acc {
  border-top: none;
}

.acc-head {
  padding: 15px 2px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.acc-head .chev {
  color: var(--muted2);
  transition: transform .2s ease;
}

.acc.open .acc-head .chev {
  transform: rotate(180deg);
}

.acc-body {
  display: none;
  padding: 0 2px 16px;
}

.acc.open .acc-body {
  display: block;
}

/* ---------------- Logo dropzone ---------------- */
.logo-drop {
  border: none;
  border-radius: 14px;
  padding: 22px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  background: var(--fill);
  transition: background .15s ease, color .15s ease;
}

.logo-drop:hover {
  background: var(--fill-strong);
  color: var(--text);
}

.logo-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
}

.logo-preview img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 10px;
  background: #fff;
  border: none;
  box-shadow: var(--shadow-sm);
}

/* Tablero de ajedrez para ver la transparencia del logo recortado */
.logo-preview img.alpha {
  background-color: #fff;
  background-image:
    linear-gradient(45deg, #d8dde6 25%, transparent 25%),
    linear-gradient(-45deg, #d8dde6 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #d8dde6 75%),
    linear-gradient(-45deg, transparent 75%, #d8dde6 75%);
  background-size: 12px 12px;
  background-position: 0 0, 0 6px, 6px -6px, -6px 0;
}

.mini {
  font-size: 12px;
  padding: 7px 14px;
}

/* ---------------- Guardados (plantillas + historial) ---------------- */
.saved-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.saved-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 11px;
  background: var(--fill);
  cursor: pointer;
  transition: background .15s ease;
}

.saved-item:hover {
  background: var(--fill-strong);
}

.saved-item .sw {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.saved-item .nm {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.saved-item .del {
  border: none;
  background: transparent;
  color: var(--muted2);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 8px;
}

.saved-item .del:hover {
  background: rgba(255, 59, 48, 0.12);
  color: var(--danger);
}

.saved-empty {
  font-size: 12px;
  color: var(--muted2);
  padding: 4px 2px;
}

/* ---------------- Footer ---------------- */
footer {
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
  padding: 8px 24px 40px;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.6;
}

footer strong {
  color: var(--text);
  font-weight: 600;
}

/* ---------------- Misc ---------------- */
.err {
  color: var(--danger);
  font-size: 13px;
  margin-top: 10px;
  min-height: 18px;
}

input[type=range] {
  width: 100%;
  accent-color: var(--accent);
  height: 4px;
}

.range-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.range-row span {
  font-size: 12px;
  color: var(--muted);
  min-width: 42px;
  text-align: right;
}

/* Header en pantallas pequeñas */
@media (max-width: 560px) {
  header.top {
    padding: 18px 18px 4px;
  }

  .badges {
    width: 100%;
    margin-left: 0;
  }

  .card h2 {
    padding: 16px 18px 0;
  }

  .card .body {
    padding: 14px 18px 18px;
  }

  .tabs {
    padding: 14px 18px 0;
  }
}

/* Foco visible por teclado en todos los controles interactivos (accesibilidad) */
.btn:focus-visible,
.tab:focus-visible,
.seg button:focus-visible,
.tpl:focus-visible,
.tpl-arrow:focus-visible,
.back-home:focus-visible,
a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--lime) 78%, #111 22%);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}