@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:wght@400;500;600;700&display=swap");

:root {
  --tw-color-white: #ffffff;
  --tw-color-near-black: #1c1c1e;
  --tw-color-blue-450: #5b76fe;
  --tw-color-actionable-pressed: #2a41b6;
  --tw-color-success-accent: #00b473;
  --tw-color-slate: #555a6a;
  --tw-color-input-placeholder: #a5a8b5;
  --tw-color-border: #c7cad5;
  --tw-color-ring: rgb(224, 226, 232);
  --tw-color-coral-light: #ffc6c6;
  --tw-color-rose-light: #ffd8f4;
  --tw-color-teal-light: #c3faf5;
  --tw-color-orange-light: #ffe6cd;
  --tw-color-pink-soft: #fde0f0;
  --tw-color-red-soft: #fbd4d4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans", "Segoe UI", sans-serif;
  color: var(--tw-color-near-black);
  background: linear-gradient(145deg, #ffffff 0%, #fff9f2 50%, #f5faff 100%);
}

.background {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 8% 14%, rgba(255, 198, 198, 0.42), transparent 34%),
    radial-gradient(circle at 88% 18%, rgba(195, 250, 245, 0.4), transparent 34%),
    radial-gradient(circle at 32% 88%, rgba(255, 216, 244, 0.35), transparent 36%);
}

.container {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.4rem 1.1rem 2.8rem;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 1.2rem;
  align-items: center;
}

.hero h1 {
  margin: 0 0 0.8rem;
  font-family: "Roobert PRO Medium", "Roobert PRO", "Noto Sans", sans-serif;
  font-size: clamp(2.1rem, 3.3vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--tw-color-slate);
  max-width: 58ch;
}

.preview-panel {
  margin-top: 1.2rem;
  min-height: 120px;
  border-radius: 14px;
  border: 1px solid #d7dbe7;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 255, 0.86));
  box-shadow: 0 10px 26px rgba(35, 48, 86, 0.07);
  padding: 1.1rem 1.15rem;
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--tw-color-slate);
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.preview-panel.ok {
  color: var(--tw-color-near-black);
}

.preview-empty {
  margin: 0;
  color: #667189;
}

.preview-title {
  margin: 0 0 0.6rem;
  font-weight: 700;
  color: #243150;
}

.preview-content {
  width: 100%;
}

.preview-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem 1rem;
}

.preview-metric {
  margin: 0;
  color: #2a334a;
}

.preview-metric strong {
  color: #111827;
}

.badge {
  display: inline-block;
  margin-bottom: 0.95rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--tw-color-border);
  background: var(--tw-color-orange-light);
  color: var(--tw-color-near-black);
  font-family: "Roobert PRO Medium", "Noto Sans", sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.card {
  background: var(--tw-color-white);
  border-radius: 20px;
  padding: 1.25rem;
  box-shadow: var(--tw-color-ring) 0 0 0 1px;
}

form {
  display: grid;
  gap: 0.78rem;
}

label {
  font-family: "Roobert PRO Medium", "Noto Sans", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--tw-color-near-black);
}

select,
input[type="file"],
button {
  width: 100%;
  min-height: 46px;
  border-radius: 8px;
  font-size: 1rem;
}

select,
input[type="file"] {
  padding: 0.72rem 0.84rem;
  border: 1px solid #e9eaef;
  background: var(--tw-color-white);
  color: var(--tw-color-near-black);
}

input[type="file"] {
  padding: 0;
}

select::placeholder,
input::placeholder {
  color: var(--tw-color-input-placeholder);
}

.dropzone {
  position: relative;
  border: 1px dashed var(--tw-color-border);
  border-radius: 10px;
  background: #fcfdff;
  padding: 0.9rem 1rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.dropzone:hover,
.dropzone:focus-visible {
  border-color: var(--tw-color-blue-450);
  background: #f8faff;
  outline: none;
}

.dropzone.dragover {
  border-color: var(--tw-color-blue-450);
  background: #eef3ff;
}

.dropzone-title {
  margin: 0;
  font-weight: 700;
  color: var(--tw-color-near-black);
}

.dropzone-subtitle {
  margin: 0.2rem 0 0;
  font-size: 0.9rem;
  color: var(--tw-color-slate);
}

.dropzone-filename {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
  color: var(--tw-color-near-black);
  word-break: break-all;
}

.dropzone-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

button {
  margin-top: 0.4rem;
  border: 0;
  background: var(--tw-color-blue-450);
  color: #fff;
  font-family: "Roobert PRO Medium", "Noto Sans", sans-serif;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.29;
  letter-spacing: 0.175px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

button:hover {
  background: var(--tw-color-actionable-pressed);
}

button:disabled {
  cursor: wait;
  opacity: 0.86;
}

.model-button {
  display: block;
  margin-top: 0.25rem;
  padding: 0.78rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--tw-color-border);
  background: var(--tw-color-white);
  color: var(--tw-color-near-black);
  font-family: "Roobert PRO Medium", "Noto Sans", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  box-shadow: var(--tw-color-ring) 0 0 0 1px;
  transition: background-color 0.2s ease;
}

.model-button:hover {
  background: #f8f9fe;
}

.hidden {
  display: none !important;
}

.status {
  margin: 0.9rem 0 0;
  min-height: 1.4rem;
  font-size: 0.95rem;
  line-height: 1.5;
  font-weight: 600;
}

.status.ok {
  color: var(--tw-color-success-accent);
}

.status.warn {
  color: #746019;
}

.status.err {
  color: #600000;
}

@media (max-width: 896px) {
  .container {
    grid-template-columns: 1fr;
    gap: 1.15rem;
    padding-top: 1.8rem;
  }

  .hero h1 {
    font-size: 2.1rem;
    letter-spacing: -0.03em;
  }

  .preview-panel {
    min-height: 110px;
  }

  .preview-metrics {
    grid-template-columns: 1fr;
  }
}