:root {
  --ink-1: #11101a;
  --ink-2: #302f3f;
  --muted: #65647a;
  --line: #dbdbe8;
  --paper: #f6f5fc;
  --white: #ffffff;
  --accent: #0e8fff;
  --accent-2: #3bdc95;
  --danger: #c63333;
  --ok: #1f9d62;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow-1: 0 24px 64px rgba(17, 16, 26, 0.12);
  --shadow-2: 0 8px 24px rgba(17, 16, 26, 0.08);
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Public Sans", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink-1);
  background: radial-gradient(900px 620px at 8% -5%, #cae9ff 0%, transparent 60%),
    radial-gradient(900px 620px at 95% 0%, #d8f8e9 0%, transparent 62%), #f5f7fc;
  line-height: 1.4;
  padding: calc(0.8rem + env(safe-area-inset-top, 0px)) 0.78rem
    calc(1.2rem + env(safe-area-inset-bottom, 0px));
}

.page-glow {
  position: fixed;
  width: 380px;
  height: 380px;
  pointer-events: none;
  z-index: -1;
  filter: blur(72px);
  opacity: 0.26;
}

.page-glow-a {
  background: #67c0ff;
  top: -90px;
  left: -90px;
}

.page-glow-b {
  background: #64eab2;
  right: -120px;
  bottom: -130px;
}

.site-header,
.shell,
.site-footer {
  width: min(980px, 100%);
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0.15rem 0.12rem 0.42rem;
  gap: 0.6rem;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #36c8ff);
  box-shadow: 0 0 0 7px rgba(14, 143, 255, 0.18);
}

.brand {
  margin: 0;
  font-family: "Outfit", "Avenir Next", sans-serif;
  font-size: 1.23rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.privacy-pill {
  margin: 0;
  padding: 0.33rem 0.62rem;
  border: 1px solid #cde8d8;
  border-radius: 999px;
  background: #effff7;
  color: #0a7a4d;
  font-size: 0.72rem;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
}

.hero {
  margin-top: 0.38rem;
  padding: 0 0.12rem;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

h1 {
  font-family: "Outfit", "Avenir Next", sans-serif;
  margin: 0.44rem 0 0;
  font-size: clamp(1.95rem, 9.7vw, 2.75rem);
  line-height: 1.04;
  max-width: 12.7ch;
}

.hero-copy {
  margin: 0.68rem 0 0;
  color: var(--ink-2);
  font-size: clamp(1.05rem, 4.9vw, 1.14rem);
  max-width: 31ch;
}

.hero-note {
  margin: 0.55rem 0 0;
  color: #4d5874;
  font-size: 0.88rem;
}

.converter-card {
  margin-top: 0.94rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 46px rgba(15, 22, 42, 0.12);
  border: 1px solid #edf0ff;
  padding: 0.8rem;
}

.steps {
  margin: 0 0 0.75rem;
  padding: 0.42rem;
  list-style: none;
  display: flex;
  gap: 0.3rem;
  background: #f2f6ff;
  border: 1px solid #e0e9ff;
  border-radius: 14px;
}

.steps li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid #dde4ff;
  border-radius: 10px;
  padding: 0.3rem 0.32rem;
  white-space: normal;
  text-align: center;
  line-height: 1.22;
  flex: 1;
}

.steps span {
  width: 1.02rem;
  height: 1.02rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(135deg, #2ca2ff 0%, #127de8 100%);
  font-size: 0.63rem;
  font-weight: 700;
  flex-shrink: 0;
}

.format-row {
  margin: 0 0 0.72rem;
}

.format-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--ink-2);
  margin-bottom: 0.34rem;
}

.format-select {
  width: 100%;
  min-height: 46px;
  border-radius: 11px;
  border: 1px solid #d8deef;
  background: #ffffff;
  color: var(--ink-1);
  font-size: 0.97rem;
  font-family: "Public Sans", "Avenir Next", sans-serif;
  padding: 0.62rem 0.74rem;
}

.drop-zone {
  border: 2px dashed #8ebcff;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #fafdff 0%, #f3f8ff 100%);
  padding: 1.02rem 0.92rem;
  text-align: center;
  outline: none;
  box-shadow: inset 0 0 0 1px rgba(14, 143, 255, 0.12), 0 8px 20px rgba(14, 143, 255, 0.08);
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease,
    box-shadow 140ms ease;
}

.drop-zone:hover,
.drop-zone:focus-visible {
  border-color: #2f95ff;
  background: linear-gradient(180deg, #f9fdff 0%, #f0f8ff 100%);
  transform: translateY(-1px);
  box-shadow: inset 0 0 0 1px rgba(14, 143, 255, 0.2), 0 14px 26px rgba(14, 143, 255, 0.16);
}

.drop-zone.drag-over {
  border-color: #1f79f3;
  background: linear-gradient(180deg, #e9f4ff 0%, #e8f5ff 100%);
  box-shadow: inset 0 0 0 1px rgba(31, 121, 243, 0.25), 0 14px 28px rgba(31, 121, 243, 0.2);
}

.drop-zone-attention {
  animation: dropPulse 2s ease-in-out infinite;
}

.drop-zone-attention:hover,
.drop-zone-attention:focus-visible,
.drop-zone-attention.drag-over {
  animation: none;
}

@keyframes dropPulse {
  0%,
  100% {
    box-shadow: inset 0 0 0 1px rgba(14, 143, 255, 0.12), 0 8px 20px rgba(14, 143, 255, 0.08);
  }
  50% {
    box-shadow: inset 0 0 0 1px rgba(14, 143, 255, 0.28), 0 14px 30px rgba(14, 143, 255, 0.2);
  }
}

.start-here-pill {
  margin: 0 0 0.46rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.24rem 0.58rem;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #0b70d1;
  background: #e5f2ff;
  border: 1px solid #c8e2ff;
}

.drop-title {
  margin: 0;
  font-family: "Outfit", "Avenir Next", sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.08;
}

.drop-subtitle {
  margin: 0.44rem auto 0;
  color: var(--muted);
  font-size: 1rem;
  max-width: 19ch;
}

.primary-btn,
.ghost-btn,
.download-btn {
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  font-family: "Public Sans", "Avenir Next", sans-serif;
  font-weight: 700;
}

.primary-btn {
  margin-top: 0.95rem;
  padding: 0.88rem 1rem;
  min-height: 56px;
  min-width: 180px;
  width: 100%;
  color: var(--white);
  background: linear-gradient(135deg, #0f94ff 0%, #0879dd 100%);
  box-shadow: 0 10px 20px rgba(14, 143, 255, 0.32);
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(14, 143, 255, 0.38);
}

.primary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.action-primary {
  margin-top: 0;
  width: 100%;
}

.drop-note {
  margin: 0.74rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.after-actions {
  margin-top: 0.72rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.62rem;
}

.after-actions.sticky-actions {
  position: sticky;
  bottom: calc(0.52rem + env(safe-area-inset-bottom, 0px));
  z-index: 14;
  padding: 0.55rem;
  border-radius: 14px;
  background: rgba(246, 250, 255, 0.95);
  border: 1px solid #dbe7fb;
  box-shadow: 0 10px 24px rgba(14, 40, 92, 0.12);
  backdrop-filter: blur(4px);
}

.share-fallback {
  margin: 0.48rem 0 0;
  font-size: 0.82rem;
  color: #5c6580;
}

.thumb-strip {
  margin-top: 0.72rem;
  padding: 0.62rem;
  border-radius: 12px;
  background: #f6f9ff;
  border: 1px solid #dce8ff;
}

.thumb-strip-title {
  margin: 0 0 0.46rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: #2f4a6f;
}

.thumb-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.46rem;
}

.thumb-card {
  min-width: 0;
}

.thumb-media {
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  overflow: hidden;
  background: #e9eef9;
  border: 1px solid #d7e0f4;
}

.thumb-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.thumb-placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: #5c6a84;
  font-size: 0.72rem;
  font-weight: 700;
}

.thumb-label {
  margin: 0.24rem 0 0;
  font-size: 0.68rem;
  color: #5b6279;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.thumb-more {
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: #e5ecfb;
  border: 1px solid #d0ddf8;
  color: #34588a;
  font-size: 0.86rem;
  font-weight: 800;
}

.is-hidden {
  display: none;
}

.ghost-btn {
  min-height: 44px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink-2);
  transition: border-color 130ms ease, background 130ms ease;
}

.ghost-btn:hover:enabled {
  border-color: #b5b6d0;
  background: #f8f9ff;
}

.ghost-btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.summary {
  margin-top: 0.74rem;
  font-size: 0.99rem;
  color: var(--ink-2);
}

.action-hint {
  margin: 0.32rem 0 0;
  font-size: 0.88rem;
  color: #0a66bd;
  font-weight: 600;
}

.text-link-btn {
  margin-top: 0.42rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: #58627c;
  font-size: 0.86rem;
  font-weight: 600;
  text-align: left;
  text-decoration: underline;
  cursor: pointer;
}

.details-panel {
  margin-top: 0.7rem;
}

.details-panel summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
}

.results-list {
  margin: 0.52rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.58rem;
}

.result-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  align-items: start;
  border: 1px solid #e7e8f5;
  background: #fbfbff;
  border-radius: var(--radius-md);
  padding: 0.72rem 0.75rem;
}

.name-line {
  margin: 0;
  font-size: 0.91rem;
  font-weight: 600;
  line-height: 1.28;
  overflow-wrap: anywhere;
}

.meta-line {
  margin: 0.16rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.status-line {
  margin: 0.16rem 0 0;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-processing {
  color: #0a66bd;
}

.status-done {
  color: var(--ok);
}

.status-error {
  color: var(--danger);
}

.item-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
}

.share-btn,
.download-btn {
  min-height: 38px;
  padding: 0.58rem 0.7rem;
  font-size: 0.82rem;
  white-space: nowrap;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  font-family: "Public Sans", "Avenir Next", sans-serif;
  font-weight: 700;
}

.share-btn {
  color: var(--ink-2);
  background: #ecf2ff;
  border: 1px solid #d8e5ff;
}

.download-btn {
  color: var(--white);
  background: linear-gradient(135deg, #1fbe74 0%, #18915a 100%);
}

.share-btn:disabled {
  background: #edf0f8;
  color: #9aa1b6;
  cursor: not-allowed;
  border-color: #dfe5f3;
}

.download-btn:disabled {
  background: #a0d6bc;
  color: #ffffff;
  cursor: not-allowed;
  border-color: transparent;
}

.trust-grid {
  display: none;
}

.trust-grid article {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid #ededf8;
  border-radius: var(--radius-md);
  padding: 0.86rem 0.88rem;
  box-shadow: var(--shadow-2);
}

.trust-grid h2 {
  margin: 0;
  font-family: "Outfit", "Avenir Next", sans-serif;
  font-size: 1rem;
}

.trust-grid p {
  margin: 0.34rem 0 0;
  color: var(--ink-2);
  font-size: 0.9rem;
}

.faq {
  margin-top: 1.05rem;
  border-radius: 14px;
  border: 1px solid #dce5f7;
  background: rgba(255, 255, 255, 0.78);
  padding: 0.78rem;
}

.faq h2 {
  margin: 0 0 0.55rem;
  font-family: "Outfit", "Avenir Next", sans-serif;
  font-size: 1rem;
}

.faq details {
  border-top: 1px solid #e7ebf7;
  padding: 0.48rem 0 0.1rem;
}

.faq details:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.faq summary {
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  color: #1f2f4d;
}

.faq p {
  margin: 0.35rem 0 0;
  color: #4f5973;
  font-size: 0.86rem;
}

.site-footer {
  margin-top: 1rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (min-width: 760px) {
  body {
    padding: 1.4rem 1.4rem 2.7rem;
  }

  .site-header {
    align-items: center;
    padding: 0 0 1rem;
  }

  .brand {
    font-size: 1.08rem;
  }

  .privacy-pill {
    font-size: 0.78rem;
    padding: 0.4rem 0.7rem;
  }

  .hero {
    margin-top: 0.7rem;
    padding: 0;
  }

  h1 {
    font-size: clamp(1.7rem, 8vw, 2.8rem);
    line-height: 1.08;
    max-width: 18ch;
  }

  .hero-copy {
    margin: 0.8rem 0 0;
    font-size: clamp(1rem, 3.5vw, 1.16rem);
    max-width: 56ch;
  }

  .hero-note {
    font-size: 0.9rem;
  }

  .converter-card {
    margin-top: 1.25rem;
    border-radius: var(--radius-xl);
    background: var(--white);
    box-shadow: var(--shadow-1);
    border: 1px solid #f0f0fb;
    padding: 1.25rem;
  }

  .steps {
    margin: 0 0 0.92rem;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
    background: transparent;
    border: 0;
    border-radius: 0;
  }

  .steps li {
    justify-content: flex-start;
    gap: 0.38rem;
    font-size: 0.81rem;
    background: #f7f8ff;
    border: 1px solid #e8e9f7;
    border-radius: 999px;
    padding: 0.38rem 0.45rem;
    text-align: left;
    line-height: 1.4;
  }

  .steps span {
    width: 1.18rem;
    height: 1.18rem;
    font-size: 0.72rem;
  }

  .format-row {
    max-width: 360px;
  }

  .drop-zone {
    padding: 1.4rem;
  }

  .drop-title {
    font-size: 1.08rem;
    line-height: 1.2;
  }

  .drop-subtitle {
    margin: 0.36rem 0 0;
    font-size: 0.95rem;
    max-width: none;
  }

  .primary-btn {
    margin-top: 0.9rem;
    padding: 0.8rem 1rem;
    min-height: 48px;
    width: auto;
  }

  .after-actions {
    grid-template-columns: minmax(160px, max-content) minmax(130px, max-content);
    justify-content: flex-start;
    align-items: center;
  }

  .after-actions.sticky-actions {
    position: static;
    bottom: auto;
    z-index: auto;
    padding: 0;
    border-radius: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    backdrop-filter: none;
  }

  .thumb-grid {
    grid-template-columns: repeat(6, minmax(0, 82px));
  }

  .action-primary {
    width: auto;
  }

  .trust-grid {
    margin-top: 1.2rem;
    display: grid;
    gap: 0.7rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .faq {
    margin-top: 1.25rem;
    padding: 0.95rem;
  }

  .result-item {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .item-actions {
    display: flex;
    gap: 0.4rem;
  }

  .share-btn,
  .download-btn {
    min-width: 72px;
  }

  .site-footer {
    margin-top: 1.35rem;
  }
}

@media (min-width: 520px) {
  .site-header {
    align-items: center;
  }

  .brand {
    font-size: 1.1rem;
  }
}