/* ============================================================
   UTM Builder · Neosocios — Identidad Visual Juan Esteban Peña
   Paleta: #000 · #757575 · #DDDDDD · #FFFFFF · #CC9966 · #FFBB77
   Tipografía: Helvetica · Times New Roman (self-hosted)
   ============================================================ */

/* ── @font-face: Helvetica ─────────────────────────────────── */

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-01.woff2') format('woff2'),
       url('fonts/Helvetica-01.ttf')   format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-Oblique-03.woff2') format('woff2'),
       url('fonts/Helvetica-Oblique-03.ttf')   format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-Light-05.woff2') format('woff2'),
       url('fonts/Helvetica-Light-05.ttf')   format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-LightOblique-06.woff2') format('woff2'),
       url('fonts/Helvetica-LightOblique-06.ttf')   format('truetype');
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-Bold-02.woff2') format('woff2'),
       url('fonts/Helvetica-Bold-02.ttf')   format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Helvetica';
  src: url('fonts/Helvetica-BoldOblique-04.woff2') format('woff2'),
       url('fonts/Helvetica-BoldOblique-04.ttf')   format('truetype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ── @font-face: Times New Roman ───────────────────────────── */

@font-face {
  font-family: 'Times New Roman';
  src: url('fonts/Times New Roman.woff2') format('woff2'),
       url('fonts/Times New Roman.ttf')   format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Times New Roman';
  src: url('fonts/Times New Roman Italic.woff2') format('woff2'),
       url('fonts/Times New Roman Italic.ttf')   format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Times New Roman';
  src: url('fonts/Times New Roman Bold.woff2') format('woff2'),
       url('fonts/Times New Roman Bold.ttf')   format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Times New Roman';
  src: url('fonts/Times New Roman Bold Italic.woff2') format('woff2'),
       url('fonts/Times New Roman Bold Italic.ttf')   format('truetype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ── Reset & base ──────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 400;
  color: #FFFFFF;
  background: linear-gradient(180deg, #000000 0%, #0d0d0d 60%, #1a1400 100%);
  padding: 2rem 1rem;
}

/* ── Scrollbar ─────────────────────────────────────────────── */

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: #CC9966; border-radius: 4px; }

/* ── Layout ────────────────────────────────────────────────── */

.container { max-width: 672px; margin: 0 auto; }

/* ── Header ────────────────────────────────────────────────── */

.header { text-align: center; margin-bottom: 2.5rem; }

.header__eyebrow {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: #757575;
  margin: 0 0 0.25rem;
}

.header__title {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 2.5rem;
  letter-spacing: -0.05em;
  color: #FFFFFF;
  line-height: 1;
  margin: 0;
}

.header__divider {
  width: 96px;
  height: 1px;
  background: linear-gradient(90deg, #CC9966, #FFBB77, #CC9966);
  margin: 0.75rem auto 1rem;
  border-radius: 999px;
}

.header__subtitle {
  font-family: 'Times New Roman', serif;
  font-weight: 400;
  font-style: italic;
  font-size: 1rem;
  letter-spacing: -0.04em;
  color: #CC9966;
  margin: 0 0 0.75rem;
}

.header__desc {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: #757575;
  margin: 0;
}

/* ── Cards ─────────────────────────────────────────────────── */

.card {
  border-radius: 1rem;
  border: 1px solid #2a2a2a;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 25px 50px rgba(0,0,0,0.6);
  background: linear-gradient(180deg, #1a1a1a 0%, #111111 100%);
}

.card--preview {
  background: linear-gradient(180deg, #111100 0%, #0d0d00 100%);
  border-color: #3a3020;
}

.card--history {
  background: linear-gradient(180deg, #1a1a1a 0%, #111111 100%);
}

/* ── Section label ─────────────────────────────────────────── */

.section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.section-label__bar {
  width: 4px;
  height: 20px;
  border-radius: 999px;
  background: linear-gradient(180deg, #FFBB77, #CC9966);
  flex-shrink: 0;
}

.section-label__text {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #DDDDDD;
}

/* ── Form fields ───────────────────────────────────────────── */

.field { margin-bottom: 1.25rem; }

.field__label {
  display: block;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #757575;
  margin-bottom: 0.5rem;
}

.field__label .required { color: #CC9966; }

.field__label .optional {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  text-transform: none;
  letter-spacing: 0;
  color: #3a3a3a;
  font-size: 10px;
  margin-left: 4px;
}

.field__row { display: flex; gap: 0.5rem; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
}

input[type="text"],
input[type="url"],
select {
  background: #0a0a0a;
  border: 1px solid #2e2e2e;
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 400;
  font-size: 0.875rem;
  color: #FFFFFF;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
  outline: none;
}

input[type="text"]:focus,
input[type="url"]:focus,
select:focus {
  border-color: #CC9966;
  box-shadow: 0 0 0 3px rgba(204,153,102,0.12);
}

input::placeholder {
  color: #4a4a4a;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
}

select {
  width: 6.5rem;
  flex-shrink: 0;
  font-size: 12px;
  color: #DDDDDD;
  cursor: pointer;
}

select option { background: #111; color: #ddd; }
.field__row input { flex: 1; }

.field__hint {
  font-family: 'Times New Roman', serif;
  font-weight: 400;
  font-style: italic;
  font-size: 11px;
  letter-spacing: -0.02em;
  color: #3d3d3d;
  margin: 0 0 1.25rem;
}

/* ── Buttons ───────────────────────────────────────────────── */

.btn-row { display: flex; gap: 0.75rem; }

.btn-primary {
  flex: 1;
  background: linear-gradient(180deg, #FFBB77 0%, #CC9966 100%);
  border: none;
  border-radius: 0.75rem;
  padding: 0.75rem 1.5rem;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #000000;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}
.btn-primary:hover { opacity: 0.9; }
.btn-primary:active { transform: scale(0.97); }

.btn-secondary {
  background: #0d0d0d;
  border: 1px solid #2e2e2e;
  border-radius: 0.75rem;
  padding: 0.75rem 1.25rem;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #757575;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, transform 0.1s;
}
.btn-secondary:hover { border-color: #444; color: #DDDDDD; }
.btn-secondary:active { transform: scale(0.97); }

/* ── Preview card ──────────────────────────────────────────── */

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.btn-copy {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #1a1500;
  border: 1px solid #CC9966;
  border-radius: 0.5rem;
  padding: 6px 12px;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #FFBB77;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn-copy:hover { background: #221c00; }
.btn-copy:active { transform: scale(0.96); }
.btn-copy svg { width: 14px; height: 14px; flex-shrink: 0; }

.url-box {
  background: #070700;
  border: 1px solid #2a2000;
  border-radius: 0.75rem;
  padding: 1rem;
  margin-bottom: 1rem;
}

.url-text {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 400;
  font-size: 0.8rem;
  color: #FFBB77;
  word-break: break-all;
  line-height: 1.6;
  margin: 0;
}

/* ── Params badges ─────────────────────────────────────────── */

.params-badges { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-radius: 0.5rem;
  padding: 4px 10px;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 400;
  font-size: 11px;
  border-width: 1px;
  border-style: solid;
}
.badge__key { opacity: 0.5; }

/* ── Empty state ───────────────────────────────────────────── */

.empty-state {
  border-radius: 1rem;
  border: 1px dashed #222;
  padding: 2rem;
  text-align: center;
  margin-bottom: 1.25rem;
}
.empty-state__icon { font-size: 1.5rem; margin-bottom: 0.5rem; filter: grayscale(1) opacity(0.3); }
.empty-state__text {
  font-family: 'Times New Roman', serif;
  font-weight: 400;
  font-style: italic;
  color: #3a3a3a;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
  margin: 0;
}

/* ── History ───────────────────────────────────────────────── */

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.history-meta .history-title {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #DDDDDD;
  margin: 0;
}

.history-meta .history-sub {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  font-size: 10px;
  color: #3a3a3a;
  letter-spacing: 0.05em;
  margin: 2px 0 0;
}

.btn-clear-all {
  background: none;
  border: none;
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #3a3a3a;
  cursor: pointer;
  transition: color 0.15s;
  padding: 0;
}
.btn-clear-all:hover { color: #cc4444; }

.history-list { display: flex; flex-direction: column; gap: 0.5rem; }

.history-empty {
  font-family: 'Times New Roman', serif;
  font-weight: 400;
  font-style: italic;
  color: #333;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
  text-align: center;
  padding: 1.5rem 0;
  margin: 0;
}

/* ── History item ──────────────────────────────────────────── */

.history-item {
  background: #0d0d0d;
  border: 1px solid #1e1e1e;
  border-radius: 0.75rem;
  padding: 0.875rem;
  transition: border-color 0.15s;
}
.history-item:hover { border-color: #2a2a2a; }

.history-item__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.history-item__meta { min-width: 0; flex: 1; }

.history-item__badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 0.5rem;
}

.history-item__badge {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 400;
  font-size: 10px;
  border-radius: 4px;
  padding: 2px 6px;
  border-width: 1px;
  border-style: solid;
}

.badge--source   { background: #1a0f00; border-color: #CC9966; color: #FFBB77; }
.badge--medium   { background: #0d1200; border-color: #667744; color: #AACC66; }
.badge--campaign { background: #0f0d00; border-color: #AA8844; color: #DDBB66; }

.history-item__date {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  font-size: 10px;
  color: #333;
  margin-left: auto;
  flex-shrink: 0;
}

.history-item__url {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 300;
  font-size: 11px;
  color: #444;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
  letter-spacing: -0.01em;
}

.history-item__actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  margin-left: 0.5rem;
}

.history-item__actions button {
  background: #181818;
  border: none;
  border-radius: 0.5rem;
  padding: 6px;
  color: #555;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.history-item__actions button svg { width: 14px; height: 14px; display: block; }
.history-item__actions .btn-history-copy:hover { color: #FFBB77; background: #1a1200; }
.history-item__actions .btn-history-load:hover { color: #CC9966; background: #1a1200; }
.history-item__actions .btn-history-del:hover  { color: #cc4444; background: #180000; }

/* ── Footer ────────────────────────────────────────────────── */

.footer { text-align: center; margin: 2rem 0 1rem; }

.footer__divider {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, #CC9966, #FFBB77, #CC9966);
  opacity: 0.3;
  margin: 0 auto 1rem;
  border-radius: 999px;
}

.footer__brand {
  font-family: 'Helvetica', Arial, sans-serif;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #2a2a2a;
  margin: 0;
}

.footer__by {
  font-family: 'Times New Roman', serif;
  font-weight: 400;
  font-style: italic;
  font-size: 11px;
  letter-spacing: -0.02em;
  color: #252525;
  margin: 2px 0 0;
}

/* ── Animations ────────────────────────────────────────────── */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeIn 0.25s ease; }

/* ── Utilities ─────────────────────────────────────────────── */

.hidden { display: none !important; }