/*
 * SYLORA App Color System
 * Mobile & Web Applications
 *
 * Design direction:
 * - Flat colors only — NO gradients
 * - Agricultural + data/technology visual language
 * - Green = agriculture / growth / healthy status
 * - Blue = technology / data / connectivity
 */

:root {
  /* =========================
     BRAND COLORS
     ========================= */
  --sylora-green: #004605;
  --sylora-green-dark: #003B04;
  --sylora-blue: #003366;
  --sylora-blue-bright: #0084DF;

  /* =========================
     SECONDARY / ACCENT COLORS
     ========================= */
  --sylora-leaf-green: #16843A;
  --sylora-fresh-green: #4CAF50;
  --sylora-light-blue: #D9F0FF;

  /* =========================
     NEUTRALS / BACKGROUNDS
     ========================= */
  --sylora-mint: #E5F5E7;
  --sylora-off-white: #F7F9F7;
  --sylora-white: #FFFFFF;
  --sylora-text: #17231A;
  --sylora-text-secondary: #5F6B62;
  --sylora-border: #DCE5DE;

  /* =========================
     SEMANTIC COLORS
     ========================= */
  --sylora-success: #16843A;
  --sylora-warning: #F4B400;
  --sylora-error: #E53935;
  --sylora-info: #0084DF;

  /* =========================
     CHART COLORS
     ========================= */
  --sylora-chart-1: #004605;
  --sylora-chart-2: #003366;
  --sylora-chart-3: #16843A;
  --sylora-chart-4: #0084DF;
  --sylora-chart-5: #72B96A;
  --sylora-chart-6: #5B6FC7;
  --sylora-chart-7: #A7D8A0;
  --sylora-chart-8: #8FBCE8;

  /* =========================
     GREEN GRADUATED STEPS
     Flat discrete classes — no gradient
     ========================= */
  --sylora-green-1: #E5F5E7;
  --sylora-green-2: #A7D8A0;
  --sylora-green-3: #4CAF50;
  --sylora-green-4: #16843A;
  --sylora-green-5: #004605;

  /* =========================
     BLUE GRADUATED STEPS
     Flat discrete classes — no gradient
     ========================= */
  --sylora-blue-1: #D9F0FF;
  --sylora-blue-2: #8FBCE8;
  --sylora-blue-3: #0084DF;
  --sylora-blue-4: #0055B8;
  --sylora-blue-5: #003366;

  /* =========================
     UI TOKENS
     ========================= */
  --color-primary: var(--sylora-green);
  --color-primary-hover: var(--sylora-green-dark);
  --color-secondary: var(--sylora-blue);
  --color-secondary-hover: #00166A;
  --color-accent: var(--sylora-blue-bright);

  --color-background: var(--sylora-off-white);
  --color-surface: var(--sylora-white);
  --color-surface-muted: var(--sylora-mint);

  --color-text: var(--sylora-text);
  --color-text-muted: var(--sylora-text-secondary);
  --color-border: var(--sylora-border);

  --color-success: var(--sylora-success);
  --color-warning: var(--sylora-warning);
  --color-error: var(--sylora-error);
  --color-info: var(--sylora-info);

  /* =========================
     TYPOGRAPHY
     ========================= */
  --font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;

  /* =========================
     UI SHAPE / SPACING
     ========================= */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 3px rgba(23, 35, 26, 0.08);
  --shadow-md: 0 4px 12px rgba(23, 35, 26, 0.10);
}


/* =========================
   BASE
   ========================= */

html,
body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-family);
}

* {
  box-sizing: border-box;
}

button,
input,
select,
textarea {
  font: inherit;
}


/* =========================
   BUTTONS
   ========================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 150ms ease,
    border-color 150ms ease,
    color 150ms ease;
}

.btn-primary {
  background: var(--sylora-green);
  color: var(--sylora-white);
}

.btn-primary:hover {
  background: var(--sylora-green-dark);
}

.btn-secondary {
  background: var(--sylora-blue);
  color: var(--sylora-white);
}

.btn-secondary:hover {
  background: #00166A;
}

.btn-outline {
  background: var(--sylora-white);
  color: var(--sylora-green);
  border-color: var(--sylora-green);
}

.btn-outline:hover {
  background: var(--sylora-mint);
}

.btn-ghost {
  background: transparent;
  color: var(--sylora-green);
}

.btn-ghost:hover {
  background: var(--sylora-mint);
}


/* =========================
   CARDS
   ========================= */

.card {
  background: var(--sylora-white);
  border: 1px solid var(--sylora-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--sylora-border);
}

.card-body {
  padding: 20px;
}


/* =========================
   NAVIGATION
   ========================= */

.navbar {
  background: var(--sylora-green);
  color: var(--sylora-white);
}

.navbar a {
  color: var(--sylora-white);
  text-decoration: none;
}

.navbar a:hover {
  background: var(--sylora-green-dark);
}

.navbar-tech {
  background: var(--sylora-blue);
}


/* =========================
   FORM ELEMENTS
   ========================= */

.input,
.select,
.textarea {
  width: 100%;
  background: var(--sylora-white);
  color: var(--sylora-text);
  border: 1px solid var(--sylora-border);
  border-radius: var(--radius-md);
  padding: 11px 13px;
  outline: none;
}

.input:focus,
.select:focus,
.textarea:focus {
  border-color: var(--sylora-blue-bright);
  box-shadow: 0 0 0 3px var(--sylora-light-blue);
}


/* =========================
   STATUS / ALERTS
   ========================= */

.status-success {
  background: var(--sylora-mint);
  color: var(--sylora-green-dark);
}

.status-info {
  background: var(--sylora-light-blue);
  color: var(--sylora-blue);
}

.status-warning {
  background: #FFF4CC;
  color: #805D00;
}

.status-error {
  background: #FDE7E7;
  color: #A51F1F;
}


/* =========================
   KPI / DATA CARDS
   ========================= */

.kpi-value {
  color: var(--sylora-green);
  font-size: var(--font-size-2xl);
  font-weight: 700;
}

.kpi-value.blue {
  color: var(--sylora-blue);
}

.kpi-label {
  color: var(--sylora-text-secondary);
  font-size: var(--font-size-sm);
}

.kpi-positive {
  color: var(--sylora-success);
}

.kpi-negative {
  color: var(--sylora-error);
}


/* =========================
   DATA / MAP LEGEND COLORS
   Use these as discrete classes.
   ========================= */

.legend-green-1 { background: var(--sylora-green-1); }
.legend-green-2 { background: var(--sylora-green-2); }
.legend-green-3 { background: var(--sylora-green-3); }
.legend-green-4 { background: var(--sylora-green-4); }
.legend-green-5 { background: var(--sylora-green-5); }

.legend-blue-1 { background: var(--sylora-blue-1); }
.legend-blue-2 { background: var(--sylora-blue-2); }
.legend-blue-3 { background: var(--sylora-blue-3); }
.legend-blue-4 { background: var(--sylora-blue-4); }
.legend-blue-5 { background: var(--sylora-blue-5); }


/* =========================
   ACCESSIBILITY
   ========================= */

:focus-visible {
  outline: 3px solid var(--sylora-blue-bright);
  outline-offset: 2px;
}

::selection {
  background: var(--sylora-light-blue);
  color: var(--sylora-blue);
}


/* =========================
   DARK MODE
   Optional for mobile/web apps
   ========================= */

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0E1710;
    --color-surface: #17231A;
    --color-surface-muted: #19351F;

    --color-text: #F2F7F3;
    --color-text-muted: #AEBAB1;
    --color-border: #304238;

    --sylora-light-blue: #123B58;
    --sylora-mint: #163D20;
  }
}