:root {
  --blue: #0759e8;
  --blue-dark: #0638bd;
  --ink: #061a49;
  --muted: #5d6883;
  --line: #dbe4f3;
  --surface: #fff;
  --shadow: 0 10px 28px rgba(9, 53, 128, .14);
}

* { box-sizing: border-box; }
html { background: #edf4ff; }
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 14%, rgba(36, 120, 255, .13), transparent 19rem),
    radial-gradient(circle at 96% 91%, rgba(36, 120, 255, .16), transparent 18rem),
    #f9fbff;
}
button, input, select { font: inherit; }
button, label[for], select, input[type=range], input[type=color] { cursor: pointer; }
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ui-icon, .contact-icon, .button-svg, .section-icon { display: block; fill: currentColor; }
.ui-icon { width: 28px; height: 28px; }
.contact-icon { flex: 0 0 auto; width: 23px; height: 23px; color: var(--blue); }
.button-svg { width: 26px; height: 26px; }
.section-icon { flex: 0 0 auto; width: 25px; height: 25px; color: var(--blue); }

.topbar {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  align-items: center;
  min-height: 76px;
  padding: calc(10px + env(safe-area-inset-top)) 20px 10px;
  color: #fff;
  background: linear-gradient(115deg, #0845ce, #006ef0);
  box-shadow: 0 3px 15px rgba(5, 49, 160, .18);
}
.brand-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-size: clamp(1.05rem, 5vw, 1.65rem);
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.icon-button {
  margin: 0 12px 0 -8px;
  border: 0;
  color: #fff;
  background: transparent;
  font-size: 2rem;
}
.language-button {
  flex: 0 0 auto;
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 8px 14px;
  color: #fff;
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 999px;
  background: rgba(0, 53, 190, .2);
}
.language-button span { opacity: .6; }
.language-button strong { opacity: 1; }

.view { width: min(100%, 780px); min-width: 0; margin: 0 auto; }
.is-hidden { display: none !important; }
.page-pad { padding-right: 20px; padding-left: 20px; }

.hero { padding: 36px 22px 24px; text-align: center; }
.hero-art {
  position: relative;
  isolation: isolate;
  width: min(68vw, 320px);
  aspect-ratio: 1.18;
  margin: 0 auto 14px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 45%, rgba(255,255,255,.98) 0 24%, rgba(209,230,255,.9) 25% 47%, transparent 48%),
    linear-gradient(145deg, rgba(0,107,240,.17), rgba(31,132,255,.02));
}
.hero-art::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 8% -10%;
  border: 2px dashed rgba(24, 118, 255, .3);
  border-radius: 50%;
  transform: rotate(-12deg);
}
.hero-art::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: 1%;
  bottom: 9%;
  left: 1%;
  height: 18%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(16,81,180,.28), transparent 68%);
  filter: blur(4px);
}
.hero-art img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 13px 18px rgba(5, 51, 136, .16));
}
.pin {
  position: absolute;
  z-index: 1;
  top: -12%;
  left: 50%;
  width: 88px;
  height: 108px;
  transform: translateX(-50%);
  color: #fff;
  border-radius: 55% 55% 55% 0;
  background: linear-gradient(145deg, #4aabff, #0050dd);
  rotate: -45deg;
  box-shadow: 0 9px 20px rgba(0, 83, 225, .25);
  font-size: 0;
}
.pin::after {
  content: "";
  position: absolute;
  inset: 25px;
  border-radius: 50%;
  background: #fff;
}
.hero h1 { margin: 0; font-size: clamp(1.85rem, 8.5vw, 3.2rem); letter-spacing: -.04em; }
.hero p {
  max-width: 590px;
  margin: 12px auto 0;
  color: var(--muted);
  font-size: clamp(1rem, 4vw, 1.25rem);
  line-height: 1.5;
}

.home-actions { display: grid; gap: 14px; }
.button {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 62px;
  padding: 12px 16px;
  border-radius: 16px;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: .02em;
  text-decoration: none;
}
.button-primary {
  color: #fff;
  border: 0;
  background: linear-gradient(135deg, #2789ff, #0045ea);
  box-shadow: 0 9px 18px rgba(0, 76, 235, .25);
}
.button-outline { color: var(--blue); border: 2px solid var(--blue); background: rgba(255,255,255,.8); }
.button-save { margin: 18px 0 35px; color: #fff; border: 0; background: linear-gradient(135deg, #2bd45b, #03b93e); }
.button-icon { font-size: 1.35rem; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 25px; }
.feature-grid article {
  display: grid;
  place-items: center;
  min-width: 0;
  gap: 9px;
  min-height: 120px;
  padding: 13px 6px;
  text-align: center;
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.feature-grid article span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  color: var(--blue);
  border-radius: 50%;
  background: #eaf2ff;
  font-size: 1.75rem;
}
.feature-grid b { max-width: 100%; overflow-wrap: anywhere; font-size: .9rem; }

.card { border: 1px solid #eaf0fa; border-radius: 22px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); }
.company-card { padding-top: 28px; padding-bottom: 45px; }
.company-card .card { padding: 25px; text-align: center; }
.developed { display: flex; gap: 15px; align-items: center; justify-content: center; color: var(--blue); letter-spacing: .15em; font-size: .8rem; }
.developed i { width: 46px; height: 1px; background: var(--blue); }
.company-logo { display: block; width: min(190px, 60%); height: 82px; margin: 8px auto 3px; object-fit: contain; }
.company-card h2 { margin: 4px 0 18px; font-size: 1rem; }
.company-card a {
  display: flex;
  gap: 15px;
  padding: 11px 4px;
  color: #20345d;
  border-top: 1px solid var(--line);
  text-align: left;
  text-decoration: none;
}

.settings-view, .result-view { padding-top: 24px; }
.preview-card, .settings-card, .result-view .card { margin-bottom: 22px; padding: 16px; }
.card h2 { margin: 0 0 14px; font-size: 1.15rem; }
.settings-preview {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  margin-bottom: 15px;
  border-radius: 15px;
  background: linear-gradient(135deg, #202328, #454a50 45%, #1b1e22);
}
.settings-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 45%, rgba(255,255,255,.12), transparent 45%);
}
.preview-zone {
  position: absolute;
  z-index: 2;
  inset: 5%;
  display: flex;
  flex-direction: column;
  gap: 5px;
  pointer-events: none;
}
.preview-zone[data-position="top-left"] { align-items: flex-start; justify-content: flex-start; }
.preview-zone[data-position="top-right"] { align-items: flex-end; justify-content: flex-start; }
.preview-zone[data-position="center"] { align-items: center; justify-content: center; }
.preview-zone[data-position="bottom-left"] { align-items: flex-start; justify-content: flex-end; }
.preview-zone[data-position="bottom-right"] { align-items: flex-end; justify-content: flex-end; }
#previewLogo { z-index: 2; flex: 0 0 auto; object-fit: contain; }
.preview-text {
  z-index: 3;
  max-width: 48%;
  flex: 0 0 auto;
  padding: 3px 5px;
  white-space: nowrap;
  text-shadow: 0 1px 4px #000, 0 0 2px #000;
  line-height: 1.1;
}
.upload-button { min-height: 52px; border-radius: 12px; font-size: .95rem; }

.settings-card { padding: 0; overflow: hidden; }
.settings-card h2 { display: flex; gap: 10px; align-items: center; padding: 18px; margin: 0; border-bottom: 1px solid var(--line); }
.control-row, .select-row, .toggle-row {
  display: grid;
  grid-template-columns: minmax(130px, 1fr) minmax(120px, 1.4fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 62px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--line);
}
.control-row input { min-width: 0; accent-color: var(--blue); }
.control-row output { min-width: 42px; text-align: right; }
.select-row { grid-template-columns: 1fr minmax(130px, 1.25fr); }
.select-row select {
  width: 100%;
  padding: 10px;
  color: var(--ink);
  border: 1px solid #d3def0;
  border-radius: 11px;
  background: #fff;
}
.select-row input[type=color] { justify-self: end; width: 64px; height: 40px; padding: 3px; border: 1px solid #d3def0; border-radius: 9px; background: #fff; }
.toggle-row { grid-template-columns: 1fr auto; }
.toggle-row input { position: absolute; opacity: 0; }
.toggle-row i {
  position: relative;
  width: 52px;
  height: 30px;
  border-radius: 99px;
  background: #cbd5e5;
  transition: .2s;
}
.toggle-row i::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
  transition: .2s;
}
.toggle-row input:checked + i { background: var(--blue); }
.toggle-row input:checked + i::after { transform: translateX(22px); }
.sub-control { background: #f8faff; }

.result-view .card { text-align: center; }
#resultCanvas { display: block; width: 100%; height: auto; border-radius: 14px; background: #111; }
.status { color: var(--muted); font-size: .9rem; }
.result-actions { display: grid; gap: 12px; }
.text-button { padding: 10px; color: var(--blue); border: 0; background: transparent; font-weight: 800; }
.toast {
  position: fixed;
  z-index: 20;
  right: 20px;
  bottom: calc(22px + env(safe-area-inset-bottom));
  left: 20px;
  max-width: 520px;
  margin: auto;
  padding: 14px 18px;
  color: #fff;
  border-radius: 12px;
  background: #0c1e43;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(15px);
  transition: .2s;
}
.toast.show { opacity: 1; transform: none; }

@media (max-width: 430px) {
  .topbar { min-height: 68px; padding-right: 14px; padding-left: 14px; }
  .page-pad { padding-right: 14px; padding-left: 14px; }
  .hero { padding-top: 24px; }
  .hero-art { width: min(64vw, 260px); }
  .feature-grid { gap: 8px; }
  .feature-grid article { min-height: 108px; }
  .button { font-size: .92rem; }
  .control-row { grid-template-columns: 1fr auto; }
  .control-row input { grid-row: 2; grid-column: 1 / -1; width: 100%; }
  .control-row output { grid-row: 1; grid-column: 2; }
}