/* ─── TOKENS ──────────────────────────────────────────────── */
:root {
  --bg:         #060B16;
  --surface:    #0C1526;
  --surface2:   #111E35;
  --line:       rgba(255,255,255,.08);
  --blue:       #2563EB;
  --blue-light: #60A5FA;
  --gold:       #F59E0B;
  --text-1:     #F1F5F9;
  --text-2:     #94A3B8;
  --text-3:     #64748B;
  --radius:     12px;
  --radius-sm:  8px;
  --transition: .2s ease;
  --section-py: clamp(5rem, 10vw, 8rem);
  --container:  1160px;
}

/* ─── RESET ────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Plus Jakarta Sans', ui-sans-serif, system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  background: var(--bg);
  color: var(--text-2);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; }
textarea { resize: vertical; }

/* ─── SKIP LINK ────────────────────────────────────────────── */
.skip-link {
  position: absolute; top: -9999px; left: 1rem;
  background: var(--blue); color: #fff;
  padding: .5rem 1rem; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 600; z-index: 999;
}
.skip-link:focus { top: 1rem; }

/* ─── CONTAINER ────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2rem);
}

/* ─── TYPOGRAPHY ───────────────────────────────────────────── */
h1 { font-size: clamp(2.25rem, 5.5vw, 3.75rem); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; color: var(--text-1); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 800; line-height: 1.2; letter-spacing: -.025em; color: var(--text-1); }
h3 { font-size: 1.0625rem; font-weight: 700; color: var(--text-1); line-height: 1.35; }
p { line-height: 1.7; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: .875rem;
}
.eyebrow::before {
  content: '';
  width: 16px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ─── BUTTONS ──────────────────────────────────────────────── */
.button {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  background: var(--blue);
  color: #fff;
  font-size: .9375rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.button:hover { background: #1D4ED8; box-shadow: 0 0 0 4px rgba(37,99,235,.25); transform: translateY(-1px); }
.button:active { transform: translateY(0); }

.button-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--line);
}
.button-ghost:hover { background: var(--surface); color: var(--text-1); box-shadow: none; }

.button-outline {
  background: transparent;
  color: var(--text-1);
  border-color: rgba(255,255,255,.2);
}
.button-outline:hover { background: var(--surface2); box-shadow: none; }

.button-small { padding: .5rem 1rem; font-size: .8125rem; }

.text-button { color: var(--blue-light); text-decoration: underline; text-underline-offset: 2px; background: none; border: none; font: inherit; cursor: pointer; }

/* ─── REVEAL ───────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ─── HEADER ───────────────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.site-header.scrolled {
  background: rgba(6,11,22,.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: .625rem;
  flex-shrink: 0;
}
.brand img {
  height: 32px;
  width: auto;
  object-fit: contain;
}
.brand span {
  font-size: .9375rem;
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: -.01em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-left: auto;
}
.main-nav a:not(.button) {
  padding: .5rem .875rem;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.main-nav a:not(.button):hover { color: var(--text-1); background: var(--surface); }
.main-nav .button { margin-left: .5rem; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  padding: .5rem;
}
.menu-toggle span {
  width: 22px; height: 2px;
  background: var(--text-1);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
  display: block;
}
@media (max-width: 720px) {
  .menu-toggle { display: flex; }
  .main-nav {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(6,11,22,.97);
    backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1rem;
    border-bottom: 1px solid var(--line);
  }
  .main-nav.open { display: flex; }
  .main-nav a:not(.button) { width: 100%; padding: .875rem 1rem; border-radius: var(--radius-sm); }
  .main-nav .button { margin: .75rem 0 0; width: 100%; justify-content: center; }
}

/* ─── HERO ─────────────────────────────────────────────────── */
.hero {
  padding-top: calc(68px + clamp(4rem, 10vw, 7rem));
  padding-bottom: clamp(4rem, 10vw, 7rem);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 30%, rgba(37,99,235,.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 85% 70%, rgba(245,158,11,.06) 0%, transparent 65%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
}

/* Hero badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(37,99,235,.12);
  border: 1px solid rgba(37,99,235,.25);
  color: var(--blue-light);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
  padding: .375rem .875rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}
.hero-badge-dot {
  width: 7px; height: 7px;
  background: var(--blue-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(.75); }
}

/* Hero copy */
.hero-copy h1 { margin-bottom: 1.25rem; }
.hero-copy h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--blue-light) 0%, #93C5FD 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-lead {
  font-size: 1.125rem;
  color: var(--text-2);
  margin-bottom: 2rem;
  max-width: 42ch;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  gap: .875rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: .625rem;
}
.trust-pills li {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  font-size: .8125rem;
  color: var(--text-2);
}
.trust-pills li svg { color: var(--blue-light); flex-shrink: 0; }

/* Route card */
.hero-visual { position: relative; }
.route-card {
  background: linear-gradient(145deg, var(--surface2) 0%, var(--surface) 100%);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 25px 60px rgba(0,0,0,.4), inset 0 1px 0 rgba(255,255,255,.06);
}
.route-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.route-flag-group {
  display: flex;
  align-items: center;
  gap: .625rem;
}
.flag-circle {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  flex-shrink: 0;
}
.route-flag-label { display: flex; flex-direction: column; }
.flag-city { font-size: .9375rem; font-weight: 700; color: var(--text-1); }
.flag-sub { font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); }
.route-arrow-track {
  flex: 1;
  display: flex;
  align-items: center;
  gap: .375rem;
}
.route-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}
.route-line {
  flex: 1;
  height: 2px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
}
.route-line-fill {
  height: 100%;
  width: 60%;
  background: linear-gradient(90deg, var(--blue), rgba(37,99,235,0));
  border-radius: 2px;
}

/* Car silhouette */
.car-silhouette {
  margin-bottom: 1.5rem;
}
.car-silhouette svg {
  width: 100%;
}
.car-silhouette path:first-child { fill: var(--surface2); stroke: rgba(37,99,235,.3); stroke-width: 1; }
.car-silhouette .glass { fill: rgba(37,99,235,.15); }
.car-silhouette circle:nth-child(3),
.car-silhouette circle:nth-child(4) { fill: #1E293B; stroke: rgba(37,99,235,.4); stroke-width: 2; }
.hub { fill: var(--blue); }

/* Route stats */
.route-stats {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.route-stat { flex: 1; display: flex; flex-direction: column; gap: .2rem; }
.stat-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); font-weight: 600; }
.stat-value { font-size: .9rem; font-weight: 700; color: var(--text-1); }
.stat-value.gold { color: var(--gold); }
.route-stat-divider { width: 1px; height: 32px; background: var(--line); flex-shrink: 0; }

/* ─── SECTIONS ─────────────────────────────────────────────── */
.section {
  padding-block: var(--section-py);
}
.section-dark { background: var(--surface); }

.section-heading { max-width: 600px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section-heading h2 { margin-bottom: .75rem; }
.section-lead {
  font-size: 1.0625rem;
  color: var(--text-2);
  margin-top: .5rem;
  line-height: 1.65;
}

/* ─── PROCESS ──────────────────────────────────────────────── */
.steps-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 4rem;
  position: relative;
}
.steps-track::before {
  content: '';
  position: absolute;
  top: 32px; left: calc(12.5% + 24px); right: calc(12.5% + 24px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 15%, var(--line) 85%, transparent);
}
@media (max-width: 720px) {
  .steps-track { grid-template-columns: 1fr; gap: 2rem; }
  .steps-track::before { display: none; }
}
.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 1.25rem;
  position: relative;
}
.step-number {
  font-size: .6875rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--blue-light);
  margin-bottom: .625rem;
}
.step-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.step:hover .step-icon {
  border-color: rgba(37,99,235,.4);
  box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}
.step h3 { margin-bottom: .5rem; }
.step p { font-size: .875rem; color: var(--text-3); }

/* ─── REASONS ──────────────────────────────────────────────── */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
@media (max-width: 720px) { .reasons-grid { grid-template-columns: 1fr; } }
.reason-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}
.reason-card:hover { border-color: rgba(37,99,235,.3); transform: translateY(-3px); }
.reason-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(37,99,235,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.reason-card h3 { margin-bottom: .625rem; }
.reason-card p { font-size: .9rem; color: var(--text-3); line-height: 1.65; }

/* ─── GUÍA ─────────────────────────────────────────────────── */
.guia-section { position: relative; overflow: hidden; }
.guia-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 55% 70% at 80% 50%, rgba(245,158,11,.06) 0%, transparent 70%);
  pointer-events: none;
}
.guia-inner {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(2rem, 5vw, 3.5rem);
  position: relative;
  overflow: hidden;
}
.guia-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 2rem;
  padding: .35rem .875rem;
  border-radius: 100px;
  background: var(--surface2);
  border: 1px solid var(--line);
}
.guia-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}
@media (max-width: 860px) {
  .guia-content { grid-template-columns: 1fr; gap: 2.5rem; }
  .guia-book { display: none; }
}
.guia-text h2 { margin-bottom: 1rem; }
.guia-text > p { color: var(--text-2); margin-bottom: 1.5rem; max-width: 52ch; }
.guia-list {
  display: flex;
  flex-direction: column;
  gap: .625rem;
  margin-bottom: 2rem;
}
.guia-list li {
  display: flex;
  align-items: baseline;
  gap: .625rem;
  font-size: .9rem;
  color: var(--text-2);
}
.guia-list li::before {
  content: '→';
  color: var(--gold);
  font-size: .8rem;
  flex-shrink: 0;
}
.guia-cta-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.guia-price {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}
.guia-price strong {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: -.04em;
}
.guia-price span {
  font-size: .75rem;
  color: var(--text-3);
}

/* Book visual */
.guia-book { position: relative; flex-shrink: 0; }
.book {
  display: flex;
  transform: perspective(800px) rotateY(-18deg) rotateX(4deg);
  filter: drop-shadow(-16px 24px 40px rgba(0,0,0,.5));
  transition: transform .4s ease;
}
.book:hover { transform: perspective(800px) rotateY(-10deg) rotateX(2deg); }
.book-spine {
  width: 32px;
  background: linear-gradient(180deg, #1a3a6e 0%, #0b1f40 100%);
  border-radius: 4px 0 0 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 0;
}
.book-spine span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
}
.book-cover {
  width: 200px;
  min-height: 290px;
  background: linear-gradient(150deg, #0f2547 0%, #071529 100%);
  border-radius: 0 6px 6px 0;
  border: 1px solid rgba(37,99,235,.25);
  border-left: none;
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  position: relative;
  overflow: hidden;
}
.book-cover::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
}
.book-cover::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 50% at 30% 20%, rgba(37,99,235,.15) 0%, transparent 60%);
  pointer-events: none;
}
.book-cover-top {
  width: 28px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
}
.book-cover-title {
  font-size: .9375rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-1);
  margin-top: auto;
  position: relative; z-index: 1;
}
.book-cover-sub {
  font-size: .65rem;
  color: rgba(255,255,255,.4);
  line-height: 1.4;
  position: relative; z-index: 1;
}
.book-cover-badge {
  display: inline-flex;
  align-items: center;
  background: var(--gold);
  color: #000;
  font-size: .75rem;
  font-weight: 800;
  padding: .3rem .7rem;
  border-radius: 100px;
  width: fit-content;
  margin-top: .5rem;
  position: relative; z-index: 1;
}
.book-glow {
  position: absolute;
  bottom: -20px; left: 8%; right: 4%;
  height: 28px;
  background: rgba(0,0,0,.35);
  filter: blur(14px);
  border-radius: 50%;
}

/* ─── CONTACT ──────────────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}
@media (max-width: 800px) { .contact-layout { grid-template-columns: 1fr; gap: 3rem; } }
.contact-intro .eyebrow { display: block; }
.contact-intro h2 { margin: .5rem 0 1rem; }
.contact-intro > p { color: var(--text-2); margin-bottom: 1.75rem; }
.contact-perks {
  display: flex;
  flex-direction: column;
  gap: .625rem;
  margin-bottom: 2rem;
}
.contact-perk {
  display: flex;
  align-items: center;
  gap: .625rem;
  font-size: .875rem;
  color: var(--text-2);
}
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--blue-light);
  font-weight: 500;
  transition: color var(--transition);
}
.contact-email:hover { color: #fff; }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: .4rem; }
label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--text-1);
}
label .optional { color: var(--text-3); font-weight: 400; }
input, textarea {
  background: var(--bg);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: .7rem .875rem;
  color: var(--text-1);
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input::placeholder, textarea::placeholder { color: var(--text-3); }
input:focus, textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.2);
}
.field-error { font-size: .75rem; color: #F87171; min-height: 1em; }
.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: .625rem;
}
.checkbox-field input[type="checkbox"] {
  width: 17px; height: 17px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--blue);
}
.checkbox-field label { font-size: .8125rem; color: var(--text-2); font-weight: 400; }
.submit-button { width: 100%; justify-content: center; padding: .875rem; }
.submit-button.loading { pointer-events: none; opacity: .7; }
.form-status { font-size: .875rem; }
.form-status.success { color: #4ADE80; }
.form-status.error { color: #F87171; }
.form-fallback { font-size: .8rem; color: var(--text-3); }
.form-fallback a { color: var(--blue-light); }

/* ─── FOOTER ───────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 2.5rem;
}
.footer-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: .875rem;
  margin-right: auto;
}
.footer-brand img { height: 28px; width: auto; object-fit: contain; }
.footer-brand strong { display: block; font-size: .875rem; color: var(--text-1); }
.footer-brand a { font-size: .8125rem; color: var(--text-3); transition: color var(--transition); }
.footer-brand a:hover { color: var(--blue-light); }
.footer-links {
  display: flex;
  gap: .25rem;
}
.footer-links a, .footer-links button {
  font-size: .8125rem;
  color: var(--text-3);
  padding: .375rem .625rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.footer-links a:hover, .footer-links button:hover { color: var(--text-1); background: var(--surface); }
.footer-copy { font-size: .8rem; color: var(--text-3); }

/* ─── DIALOGS ──────────────────────────────────────────────── */
.legal-dialog {
  background: var(--surface);
  color: var(--text-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0;
  max-width: 520px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}
.legal-dialog::backdrop { background: rgba(0,0,0,.7); backdrop-filter: blur(4px); }
.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 1.75rem;
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: var(--surface);
}
.dialog-header h2 { font-size: 1.125rem; color: var(--text-1); }
.dialog-close {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--bg);
  color: var(--text-2);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
}
.dialog-close:hover { background: var(--surface2); color: var(--text-1); }
.dialog-content { padding: 1.5rem 1.75rem; display: flex; flex-direction: column; gap: .875rem; }
.dialog-content p { font-size: .875rem; line-height: 1.65; }

/* ─── SCROLL ANIMATIONS: spinner ───────────────────────────── */
.spinner {
  display: none;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.submit-button.loading .spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }