/* Variables */
:root {
  --color-primary: #245f55;
  --color-primary-dark: #19493f;
  --color-secondary: #e9f1e9;
  --color-background: #f6f7f3;
  --color-surface: #ffffff;
  --color-text: #26342f;
  --color-text-muted: #59675f;
  --color-border: #dce4dc;
  --color-success: #276c51;
  --color-warning: #875817;
  --color-danger: #9a3834;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 10px rgb(30 59 46 / 5%);
  --shadow-md: 0 8px 28px rgb(30 59 46 / 8%);
  --space-xs: 0.4rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
}

/* Reset and base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; min-height: 100vh; margin: 0; display: flex; flex-direction: column; background: var(--color-background); color: var(--color-text); font: 1rem/1.55 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--color-primary-dark); text-underline-offset: 0.18em; }
a:hover { color: var(--color-primary); }
:focus-visible { outline: 3px solid #c37b37; outline-offset: 3px; }
img, svg { max-width: 100%; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Layout */
.container { width: min(100% - 2rem, 1160px); margin-inline: auto; }
.app-main { flex: 1; padding-block: var(--space-xl) 3rem; }
.site-footer { border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 0.85rem; padding-block: var(--space-md); }

/* Navigation */
.site-header { background: var(--color-surface); border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.site-header-inner { min-height: 74px; display: flex; align-items: center; gap: var(--space-lg); }
.brand { flex: 0 0 auto; color: var(--color-primary-dark); font-size: 1.25rem; font-weight: 800; letter-spacing: -0.025em; text-decoration: none; }
.site-nav { display: flex; flex: 1; flex-wrap: wrap; min-width: 0; align-items: center; gap: 0.15rem; }
.site-nav a { display: inline-flex; min-height: 42px; align-items: center; border-radius: var(--radius-sm); padding: 0.55rem 0.7rem; color: var(--color-text-muted); font-size: 0.91rem; font-weight: 600; text-decoration: none; white-space: nowrap; }
.site-nav a:hover { background: var(--color-secondary); color: var(--color-primary-dark); }
.site-nav a.is-active { background: var(--color-secondary); color: var(--color-primary-dark); box-shadow: inset 0 -2px 0 var(--color-primary); }
.site-account { display: flex; align-items: center; gap: var(--space-sm); color: var(--color-text-muted); font-size: 0.9rem; }
.site-account form { margin: 0; }
.account-name { max-width: 10rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-link { color: var(--color-primary-dark); font-weight: 650; text-decoration: none; }
.account-link:hover, .account-link[aria-current="page"] { text-decoration: underline; }
.menu-toggle { display: none; min-height: 42px; border: 1px solid var(--color-border); background: var(--color-surface); border-radius: var(--radius-sm); color: var(--color-primary-dark); font: inherit; padding: 0.35rem 0.75rem; cursor: pointer; }

/* Typography */
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.025em; margin-block: 0 0.75em; }
h1 { font-size: clamp(1.75rem, 3vw, 2.3rem); }
h2 { font-size: clamp(1.25rem, 2vw, 1.55rem); }
h3 { font-size: 1.1rem; }
p { margin-block: 0 1rem; }
.text-muted { color: var(--color-text-muted); }
.eyebrow { color: var(--color-primary-dark); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }

/* Buttons */
.btn { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 0.4rem; border: 1px solid transparent; border-radius: var(--radius-sm); padding: 0.62rem 1rem; font: inherit; font-weight: 650; line-height: 1.25; text-align: center; text-decoration: none; cursor: pointer; transition: background-color 0.15s ease, border-color 0.15s ease; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-secondary { background: var(--color-secondary); border-color: var(--color-border); color: var(--color-primary-dark); }
.btn-secondary:hover { background: #d9e9da; }
.btn-danger { background: #fff3f1; border-color: #e6c6c2; color: var(--color-danger); }
.btn-danger:hover { background: #fbe7e4; }
.btn-link { background: transparent; color: var(--color-primary-dark); padding-inline: 0.35rem; }
.btn-link:hover { background: var(--color-secondary); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* Cards */
.card { min-width: 0; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-lg); box-shadow: var(--shadow-sm); }
.card-header { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-sm); }
.card-title { margin-bottom: var(--space-sm); font-size: 1.05rem; }
.card-muted { background: #fbfcf9; }

/* Forms */
.form-group { margin-bottom: var(--space-md); }
.form-label { display: block; margin-bottom: var(--space-xs); font-weight: 650; }
.form-control, input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]), select, textarea { max-width: 100%; min-height: 42px; border: 1px solid #aab8ad; border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-text); padding: 0.55rem 0.7rem; font: inherit; }
.form-control:focus, input:focus, select:focus, textarea:focus { border-color: var(--color-primary); }
.form-help { color: var(--color-text-muted); font-size: 0.9rem; }
.form-error { color: var(--color-danger); font-size: 0.9rem; }

/* Alerts */
.alerts { display: grid; gap: var(--space-sm); margin-bottom: var(--space-lg); }
.alert { border: 1px solid #cedfdb; border-radius: var(--radius-sm); background: #eef6f3; color: #19493f; padding: 0.75rem 1rem; }
.alert-success { border-color: #bbd9c8; background: #eef8f0; color: #1e5b3d; }
.alert-warning { border-color: #ead9af; background: #fff8e8; color: #704b14; }
.alert-error { border-color: #e7c5c1; background: #fff1ef; color: #862e2b; }

/* Dashboard */
.dashboard-intro { margin-bottom: var(--space-xl); }
.dashboard-intro .eyebrow { margin-bottom: var(--space-xs); }
.dashboard-intro h1 { margin-bottom: var(--space-xs); }
.dashboard-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-md); }
.metric-value { margin-bottom: var(--space-xs); color: var(--color-primary-dark); font-size: clamp(1.65rem, 3vw, 2.3rem); font-weight: 750; line-height: 1.2; }
.metric-value small { color: var(--color-text-muted); font-size: 0.5em; font-weight: 600; }
.metric-detail { margin: 0.2rem 0; color: var(--color-text-muted); }
.metric-detail strong { color: var(--color-text); }
.metric-note { margin-top: var(--space-md); border-top: 1px solid var(--color-border); padding-top: var(--space-sm); color: var(--color-text-muted); font-size: 0.9rem; }
.metric-warning { color: var(--color-warning); }
.dashboard-section { margin-top: 2.2rem; }
.quick-actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.dashboard-links { display: flex; flex-wrap: wrap; gap: var(--space-md); }

/* Responsive */
@media (max-width: 900px) {
  .site-header-inner { flex-wrap: wrap; gap: var(--space-sm); padding-block: var(--space-sm); }
  .brand { margin-right: auto; }
  .menu-toggle { display: inline-flex; }
  .site-nav { flex: 0 0 100%; order: 3; display: flex; flex-direction: column; align-items: stretch; border-top: 1px solid var(--color-border); padding-top: var(--space-xs); }
  .has-menu-script .site-nav:not(.is-open) { display: none; }
  .has-menu-script .site-nav:not(.is-open) + .site-account { display: none; }
  .site-nav a { width: 100%; }
  .site-account { order: 4; width: 100%; justify-content: space-between; border-top: 1px solid var(--color-border); padding-top: var(--space-xs); }
}
@media (max-width: 600px) {
  .container { width: min(100% - 2rem, 1160px); }
  .app-main { padding-block: var(--space-lg) 2rem; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .card { padding: 1.15rem; }
  .quick-actions .btn { flex: 1 1 100%; }
}