@font-face {
  font-family: "Lato";
  src: url("assets/fonts/lato-v24-latin_latin-ext-regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Lato";
  src: url("assets/fonts/lato-v24-latin_latin-ext-700.woff2") format("woff2");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  --bg-1: #0f2027;
  --bg-2: #203a43;
  --bg-3: #2c5364;
  --panel: #f4f7f8;
  --ink: #102027;
  --muted: #38535f;
  --accent: #e76f51;
  --accent-2: #f4a261;
  --ok: #2a9d8f;
  --error: #b00020;
  --line: #c7d3d8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Lato", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: linear-gradient(145deg, var(--bg-1), var(--bg-2) 45%, var(--bg-3));
}

.page {
  min-height: 100vh;
  padding: 2.5rem 1rem;
  display: grid;
  place-items: center;
}

.panel {
  width: min(860px, 100%);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

h1 {
  margin: 0 0 1.2rem;
  font-family: "Lato", "Trebuchet MS", sans-serif;
  font-size: clamp(1.85rem, 5vw, 2.4rem);
  line-height: 1.1;
}

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

.field {
  display: grid;
  gap: 0.5rem;
}

.field span {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}

input,
select {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
  color: var(--ink);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.2;
  height: 4rem;
  padding: 0 0.85rem;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  padding-right: 2.8rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' fill='none' stroke='%23102027' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: 0.95rem;
  background-position: right 0.95rem center;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(231, 111, 81, 0.2);
}

.custom-ratio {
  margin-top: 1rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.output {
  margin-top: 1.4rem;
  display: grid;
  gap: 1rem;
}

.error {
  margin: 0;
  color: var(--error);
  font-weight: 600;
}

.result-cards {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  background: linear-gradient(180deg, #ffffff, #f8fbfb);
}

.result-card h2 {
  margin: 0;
  font-family: "Lato", "Trebuchet MS", sans-serif;
  font-size: 0.94rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.result-card p {
  margin: 0.4rem 0 0;
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 700;
}

.recipe {
  border: 1px solid rgba(42, 157, 143, 0.45);
  border-radius: 18px;
  padding: 1rem 1rem 1rem 1.2rem;
  background: rgba(42, 157, 143, 0.08);
}

.recipe h2 {
  margin: 0;
  font-family: "Lato", "Trebuchet MS", sans-serif;
  font-size: 1.05rem;
}

.recipe ol {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.4rem;
}

.is-hidden {
  display: none;
}

@media (max-width: 740px) {
  .panel {
    padding: 1.3rem;
    border-radius: 20px;
  }

  .field-grid,
  .custom-ratio,
  .result-cards {
    grid-template-columns: 1fr;
  }
}