:root {
  --color-primary: #157f7a;
  --color-secondary: #59c7bb;
  --color-background: #edf9f7;
  --color-surface: #ffffff;
  --color-text: #123633;
  --color-border: #c7e9e4;
  --color-muted: #4f7772;
  --color-success: #1f7a45;
  --color-error: #a12626;
  --font-main: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
  --radius-base: 8px;
  --spacing-base: 16px;
  --shadow-soft: 0 10px 30px rgba(21, 127, 122, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-main);
  background: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
}

a {
  color: var(--color-primary);
}

a:hover {
  color: var(--color-secondary);
}

.site-header,
.site-main,
.site-footer {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  padding: 24px 0 16px;
}

.site-nav {
  margin-bottom: 24px;
  padding: 14px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-soft);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  text-decoration: none;
  font-weight: 600;
}

.nav-user {
  margin-left: auto;
  color: var(--color-muted);
}

.inline-form {
  display: inline;
}

.site-branding {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 24px;
  background: linear-gradient(135deg, rgba(21, 127, 122, 0.14), rgba(89, 199, 187, 0.12));
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-base) * 2);
  box-shadow: var(--shadow-soft);
}

.site-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 8px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  font-family: var(--font-heading);
  color: var(--color-primary);
}

.site-tagline {
  margin: 8px 0 0;
  max-width: 720px;
  color: var(--color-muted);
}

.site-main {
  padding: 24px 0 32px;
}

.site-main > * {
  margin-bottom: 24px;
}

.messages {
  list-style: none;
  padding: 0;
}

.messages li {
  margin-bottom: 12px;
  padding: 12px 14px;
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-soft);
}

.messages li.success {
  border-left-color: var(--color-success);
}

.messages li.error {
  border-left-color: var(--color-error);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius-base);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

th,
td {
  padding: 12px;
  border: 1px solid var(--color-border);
  text-align: left;
}

th {
  background: rgba(21, 127, 122, 0.08);
}

input,
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

a.button,
button,
input[type="submit"] {
  display: inline-block;
  padding: 10px 14px;
  border: none;
  border-radius: var(--radius-base);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

a.button:hover,
button:hover,
input[type="submit"]:hover {
  background: var(--color-secondary);
  color: #fff;
}

.site-footer {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0 0 32px;
  color: var(--color-muted);
}

.social-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.page-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.content-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-base) * 1.5);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.content-card-body {
  padding: 18px;
}

.content-card h3 {
  margin-bottom: 10px;
}

.thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: rgba(21, 127, 122, 0.08);
}

.stack {
  display: grid;
  gap: 16px;
}

.detail-card {
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr;
  gap: 24px;
  align-items: start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-base) * 1.5);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}

.detail-card img {
  width: 100%;
  border-radius: calc(var(--radius-base) * 1.5);
  border: 1px solid var(--color-border);
  object-fit: cover;
}

.meta {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.hero-panel {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: center;
  background: linear-gradient(135deg, rgba(13, 91, 87, 0.97), rgba(51, 163, 151, 0.93));
  color: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.hero-panel-body {
  padding: 32px;
}

.hero-panel h2,
.hero-panel h3 {
  color: #fff;
}

.hero-panel .thumb {
  aspect-ratio: 16 / 10;
  background: rgba(255, 255, 255, 0.08);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
}

.metric-card {
  padding: 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-base) * 1.5);
  box-shadow: var(--shadow-soft);
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  color: var(--color-primary);
}

.prose {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-base) * 1.5);
  padding: 24px;
  box-shadow: var(--shadow-soft);
  white-space: pre-wrap;
}

@media (max-width: 720px) {
  .site-branding {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-user {
    margin-left: 0;
    width: 100%;
  }

  .site-header,
  .site-main,
  .site-footer {
    width: min(100% - 20px, 1100px);
  }

  .detail-card,
  .hero-panel {
    grid-template-columns: 1fr;
  }
}

.generator-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 24px;
  align-items: start;
}

.generator-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.form-error {
  margin: 6px 0 0;
  color: var(--color-error);
}

.generator-preview-panel {
  display: grid;
  gap: 16px;
}

.generator-preview-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
}

.generated-artwork {
  position: relative;
  min-height: 680px;
  padding: 38px;
  display: flex;
  align-items: stretch;
  background-position: center;
  background-size: cover;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.generated-artwork-overlay {
  position: absolute;
  inset: 0;
}

.generated-artwork-content {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: var(--generated-justify);
  gap: 16px;
}

.generated-artwork-kicker {
  margin: 0;
  max-width: var(--generated-text-width);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 700;
}

.generated-artwork-body {
  max-width: var(--generated-text-width);
  font-size: var(--generated-font-size);
  line-height: 1.25;
  white-space: pre-wrap;
  font-family: var(--font-heading);
}

.generated-artwork--glass {
  color: #f7fffe;
}

.generated-artwork--glass .generated-artwork-overlay {
  background: linear-gradient(135deg, rgba(7, 43, 41, 0.78), rgba(11, 91, 87, 0.26));
}

.generated-artwork--paper {
  color: #123633;
}

.generated-artwork--paper .generated-artwork-overlay {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(231, 252, 248, 0.42));
}

.generated-artwork--minimal {
  color: #effffc;
}

.generated-artwork--minimal .generated-artwork-overlay {
  background: linear-gradient(180deg, rgba(7, 43, 41, 0.2), rgba(7, 43, 41, 0.58));
}

@media (max-width: 900px) {
  .generator-layout {
    grid-template-columns: 1fr;
  }

  .generated-artwork {
    min-height: 520px;
  }
}