:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --line: #d8dce8;
  --ink: #162031;
  --ink-soft: #41506a;
  --accent: #105bd8;
  --accent-dark: #0b45a3;
  --error: #b4232f;
  --success: #1f8a46;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: linear-gradient(130deg, #eef2fa 0%, #f8fafc 70%);
  color: var(--ink);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body.output-page {
  overflow: hidden;
}

code {
  font-family: 'Courier New', Courier, monospace;
  background: #eef1f8;
  border-radius: 4px;
  padding: 0.1rem 0.3rem;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 1rem;
  background: #0f1725;
  color: #eaf0ff;
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
}

.menu {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.menu a {
  color: #cfd8eb;
  padding: 0.4rem 0.6rem;
  border-radius: 4px;
}

.menu a.active,
.menu a:hover {
  background: #1f2d46;
  color: #ffffff;
  text-decoration: none;
}

.userbox {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.page {
  max-width: 1300px;
  margin: 1.1rem auto;
  padding: 0 0.8rem 2rem;
  display: grid;
  gap: 1rem;
}

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

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem;
}

.login-card {
  width: min(440px, 100%);
}

h1,
h2 {
  margin-top: 0;
}

.flash {
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 1rem;
}

.flash.error {
  background: #ffe8eb;
  border: 1px solid #ffc4cb;
  color: var(--error);
}

.flash.success {
  background: #e8f8ee;
  border: 1px solid #b8e7ca;
  color: var(--success);
}

.stack-form,
.inline-form,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: end;
}

.stack-form {
  flex-direction: column;
  align-items: stretch;
}

label {
  display: grid;
  gap: 0.25rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.4rem 0.55rem;
  background: #ffffff;
  color: var(--ink);
}

.color-pair {
  display: grid;
  grid-template-columns: 52px minmax(110px, 1fr) 70px minmax(0, 1.6fr);
  gap: 0.5rem;
  align-items: center;
}

.color-pair input[type='color'] {
  min-height: 38px;
  width: 52px;
  padding: 2px;
  border-radius: 6px;
  cursor: pointer;
}

.checkbox-grid {
  gap: 1rem;
}

.checkbox-grid label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.checkbox-grid input[type='checkbox'] {
  min-height: auto;
}

.hint {
  margin: 0.2rem 0 0.7rem;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.button {
  min-height: 38px;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}

.button:hover {
  background: var(--accent-dark);
}

.button.small {
  min-height: 30px;
  font-size: 0.85rem;
  padding: 0.2rem 0.7rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.8rem 0;
}

thead th {
  text-align: left;
  background: #f4f7fd;
  color: #27446d;
}

th,
td {
  border: 1px solid var(--line);
  padding: 0.45rem 0.55rem;
  vertical-align: top;
}

.tab-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0;
}

.tab {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.45rem 0.6rem;
  color: var(--ink);
  background: #f8faff;
}

.tab.active {
  border-color: #d46f6f;
  background: #e48484;
  color: #ffffff;
}

.settings-main-tabs {
  margin-top: 0.4rem;
}

.settings-tab-panel,
.preview-panel {
  display: none;
}

.settings-tab-panel.active,
.preview-panel.active {
  display: block;
}

.bg-preview {
  width: 180px;
  max-width: 100%;
  height: 100px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.grid-two {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.output-root {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: #0c1422;
}

body.output-page .output-root {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  padding: 0;
  overflow: hidden;
}

.output-message {
  width: min(560px, 100%);
}

.graphic-canvas {
  position: relative;
  display: flex;
  flex-direction: column;
  background-size: cover;
  background-position: center;
  border: 2px solid #ffffff33;
  overflow: hidden;
}

.graphic-main-viewport {
  width: 100%;
  flex: 0 0 auto;
  overflow: hidden;
}

.graphic-main-scale {
  width: 100%;
  transform-origin: top left;
  position: relative;
}

.graphic-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  align-items: start;
}

.team-column {
  min-width: 0;
  padding: 1rem;
  overflow: hidden;
}

.team-column.left {
  padding-left: 1.6rem;
  padding-right: 1.2rem;
}

.team-column.right {
  padding-left: 1.2rem;
  padding-right: 1.6rem;
}

.graphic-divider {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.team-column h2 {
  margin-bottom: 0.5rem;
  color: #ffffff;
  text-shadow: 0 1px 1px #00000070;
}

.graphic-table {
  background: var(--tbl-bg, #ffffffd5);
  color: var(--tbl-text, #162031);
  font-family: var(--tbl-font, 'Roboto', sans-serif);
  font-size: var(--tbl-font-size, 16px);
  table-layout: fixed;
}

.graphic-table thead th {
  background: var(--tbl-head-bg, #f4f7fd);
  color: var(--tbl-text, #162031);
}

.graphic-table th,
.graphic-table td {
  border: var(--tbl-border-width, 1px) solid var(--tbl-border, #d8dce8);
  color: var(--tbl-text, #162031);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lower-third {
  width: 100%;
  flex: 0 0 auto;
}

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

  .menu,
  .userbox {
    justify-content: flex-start;
  }

  .grid-two {
    grid-template-columns: 1fr;
  }

  .graphic-canvas {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 16/9;
  }
}