/* =============================================================================
   Recruitment Tracker — stylesheet
   Theme: Kognexwise Techno Solutions brand palette
   Navy · Blue · Orange · Off-white
   ============================================================================= */

:root {
  /* Surfaces — KTS off-white/blue-tint */
  --paper:        #f4f7fc;
  --paper-soft:   #eaf0f9;
  --paper-strong: #dce6f4;
  --card:         #ffffff;

  /* Ink — KTS navy/blue */
  --ink:          #0d1f3c;   /* navy */
  --ink-soft:     #3a5068;   /* text-mid */
  --ink-mute:     #607d8b;   /* gray */
  --hairline:     #c8d8eb;
  --hairline-soft:#dce8f5;

  /* Accents — KTS orange + blue */
  --accent:       #f59c00;   /* orange — primary action / short-apply */
  --accent-deep:  #e65100;   /* orange-dark */
  --bar-long:     #6b9ed4;   /* soft cornflower blue — long apply bar */
  --bar-short:    #f0b84b;   /* soft golden — short apply bar */
  --good:         #1976d2;   /* bright-blue */
  --soft-blue:    #42a5f5;   /* light-blue */

  /* Type — original fonts */
  --serif: 'Fraunces', 'Times New Roman', serif;
  --sans:  'Inter Tight', system-ui, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --header-h: 64px;
  --radius:   14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ============================================================================
   Brand
   ============================================================================ */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.brand-mark {
  display: inline-flex;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1;
}
.brand-name { font-size: 18px; }

/* ============================================================================
   LOGIN PAGE
   ============================================================================ */
.login-body {
  background: var(--paper);
  min-height: 100vh;
}
.login-wrap {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  min-height: 100vh;
}
.login-side {
  background: var(--ink);
  color: var(--paper);
  padding: 36px 48px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.login-side::before {
  content: '';
  position: absolute;
  inset: auto -10% -20% -10%;
  height: 60%;
  background: radial-gradient(ellipse at 30% 100%, rgba(245,156,0,0.35), transparent 60%);
  pointer-events: none;
}
.login-side .brand { color: var(--paper); }
.login-side .brand-mark { background: var(--paper); color: var(--ink); }

.side-content {
  margin-top: auto;
  margin-bottom: auto;
  position: relative;
  z-index: 1;
}
.side-heading {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 24px;
}
.side-heading em {
  font-style: italic;
  color: var(--accent);
}
.side-sub {
  max-width: 36ch;
  color: rgba(246,242,235,0.7);
  font-size: 16px;
  margin: 0;
}
.side-foot {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(246,242,235,0.5);
}

.login-panel {
  display: grid;
  place-items: center;
  padding: 48px;
}
.login-card {
  width: 100%;
  max-width: 400px;
}
.login-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 36px;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}
.login-sub {
  color: var(--ink-mute);
  margin: 0 0 32px;
}
.login-form { display: grid; gap: 18px; }
.field { display: grid; gap: 6px; }
.field-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.field input {
  font: inherit;
  padding: 12px 14px;
  border: 1px solid var(--hairline);
  border-radius: 10px;
  background: var(--card);
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 4px rgba(26,24,20,0.06);
}

.login-error {
  background: #fbeae5;
  color: var(--accent-deep);
  border: 1px solid #f4cabf;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 500;
  transition: transform .1s, background .15s;
}
.btn-primary:hover { background: #000; }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.btn-arrow { font-size: 18px; }

.login-help {
  text-align: center;
  font-size: 13px;
  color: var(--ink-mute);
  margin: 12px 0 0;
}

@media (max-width: 800px) {
  .login-wrap { grid-template-columns: 1fr; }
  .login-side { padding: 32px 24px 48px; }
  .login-panel { padding: 32px 24px; }
}

/* ============================================================================
   WATER FLOW BACKGROUND
   ============================================================================ */
.water-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Blob 1 — large blue, top-left */
.water-bg::before {
  content: '';
  position: absolute;
  width: 750px; height: 750px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(107,158,212,0.22) 0%, rgba(107,158,212,0.04) 70%);
  filter: blur(60px);
  top: -220px; left: -180px;
  animation: wbDrift1 16s ease-in-out infinite alternate;
}

/* Blob 2 — medium blue, bottom-right */
.water-bg::after {
  content: '';
  position: absolute;
  width: 580px; height: 580px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(107,158,212,0.18) 0%, rgba(107,158,212,0.02) 70%);
  filter: blur(70px);
  bottom: -160px; right: -100px;
  animation: wbDrift2 20s ease-in-out infinite alternate;
}

@keyframes wbDrift1 {
  0%   { transform: translate(0, 0)       scale(1);    }
  33%  { transform: translate(160px, 120px) scale(1.18); }
  66%  { transform: translate(80px, 260px)  scale(0.95); }
  100% { transform: translate(220px, 180px) scale(1.12); }
}

@keyframes wbDrift2 {
  0%   { transform: translate(0, 0)         scale(1);    }
  33%  { transform: translate(-140px,-100px) scale(1.14); }
  66%  { transform: translate(-60px,-220px)  scale(0.88); }
  100% { transform: translate(-190px,-140px) scale(1.1);  }
}

/* ============================================================================
   APP SHELL
   ============================================================================ */
.app-body { background: var(--paper); min-height: 100vh; }
.app-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 32px;
  background: rgba(244,247,252,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}
.app-nav {
  display: inline-flex;
  background: var(--paper-soft);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
}
.nav-link {
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  transition: background .15s, color .15s;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active {
  background: var(--ink);
  color: var(--paper);
}
.app-user {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.user-name {
  font-weight: 500;
  font-size: 14px;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--hairline);
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-soft);
  transition: border-color .15s, color .15s, background .15s;
}
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); background: var(--paper-soft); }

.app-main {
  max-width: 1600px;
  margin: 0 auto;
  padding: 40px 40px 80px;
  position: relative;
  z-index: 1;
}

/* ============================================================================
   PAGE HEAD
   ============================================================================ */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 6px;
}
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 28px;
}
.page-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(32px, 4vw, 44px);
  letter-spacing: -0.025em;
  margin: 0;
}
.page-meta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ink-mute);
  margin: 8px 0 0;
}
.month-picker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--ink-soft);
}
.month-picker select {
  font: inherit;
  border: none;
  background: transparent;
  color: var(--ink);
  font-weight: 500;
  padding-right: 4px;
}
.month-picker select:focus { outline: none; }

/* ============================================================================
   STATE CARDS
   ============================================================================ */
.state-card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 24px;
  color: var(--ink-mute);
  text-align: center;
}
.state-error {
  background: #fbeae5;
  border-color: #f4cabf;
  color: var(--accent-deep);
}

/* ============================================================================
   KPI strip
   ============================================================================ */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.kpi {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.kpi-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 8px;
}
.kpi-value {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 36px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.kpi.accent { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.kpi.accent .kpi-label { color: rgba(246,242,235,0.6); }
.kpi.accent .kpi-value { color: var(--paper); }

/* ============================================================================
   Cards
   ============================================================================ */
.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
  margin-bottom: 18px;
}
.card-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  margin: 0 0 4px;
}
.card-sub {
  font-size: 13px;
  color: var(--ink-mute);
  margin: 0;
  max-width: 60ch;
}

/* Legend */
.legend {
  display: inline-flex;
  gap: 14px;
  flex-shrink: 0;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-soft);
}
.swatch {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 3px;
}
.swatch-long  { background: var(--bar-long); }
.swatch-short { background: var(--bar-short); }

/* ============================================================================
   Chart
   ============================================================================ */
.chart-card { padding-bottom: 8px; }
.chart-wrap { width: 100%; }
#chart {
  width: 100%;
  height: 340px;
  display: block;
}
.bar-long  { fill: var(--bar-long); }
.bar-short { fill: var(--bar-short); }
.bar-group:hover .bar-long  { opacity: 0.85; }
.bar-group:hover .bar-short { opacity: 0.85; }
.bar-label {
  font-family: var(--mono);
  font-size: 11px;
  fill: var(--ink);
  text-anchor: middle;
  font-weight: 500;
}
/* Rotated counts inside bar segments */
.bar-seg-label {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
}
.bar-seg-long  { fill: rgba(255,255,255,0.92); }   /* light on blue bar */
.bar-seg-short { fill: rgba(13,31,60,0.88); }       /* navy on orange bar */
.axis-label {
  font-family: var(--mono);
  font-size: 10px;
  fill: var(--ink-mute);
  text-anchor: middle;
}
.axis-line { stroke: var(--hairline); stroke-width: 1; }
.grid-line { stroke: var(--hairline-soft); stroke-width: 1; stroke-dasharray: 2 3; }
.y-label   { font-family: var(--mono); font-size: 10px; fill: var(--ink-mute); }

/* ============================================================================
   Calendar
   ============================================================================ */
.calendar-grid-head {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-bottom: 6px;
}
.calendar-grid-head span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  text-align: left;
  padding: 4px 8px;
}
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}
.cal-cell {
  aspect-ratio: 1 / 1;
  background: var(--paper-soft);
  border: 1px solid var(--hairline-soft);
  border-radius: 8px;
  padding: clamp(4px, 1vw, 10px) clamp(4px, 1vw, 10px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  min-height: 0;
  transition: transform .12s, border-color .12s;
}
.cal-cell.empty {
  background: transparent;
  border-color: transparent;
}
.cal-cell.weekend {
  background: transparent;
  border-color: var(--hairline-soft);
  opacity: 0.45;
  pointer-events: none;
}
.cal-cell.has-activity {
  background: var(--card);
  border-color: var(--hairline);
}
.cal-cell.has-activity:hover {
  transform: translateY(-1px);
  border-color: var(--ink);
}
.cal-day {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(11px, 1.4vw, 18px);
  line-height: 1;
  color: var(--ink);
}
.cal-stats {
  font-family: var(--mono);
  font-size: clamp(8px, 0.8vw, 10px);
  color: var(--ink-mute);
  line-height: 1.4;
}
.cal-stat strong { color: var(--ink); font-weight: 500; }
.cal-pill {
  position: absolute;
  top: 8px;
  right: 8px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  background: var(--ink);
  color: var(--paper);
  padding: 1px 6px;
  border-radius: 999px;
}
.cal-pill.accent { background: var(--accent); }

.calendar-strip {
  margin-top: 20px;
  padding: 14px 18px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 10px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.strip-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(246,242,235,0.65);
}
.strip-count {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  color: var(--accent);
}
.strip-sep { color: rgba(246,242,235,0.3); padding: 0 6px; }

/* ============================================================================
   PROFILE
   ============================================================================ */
.profile-head {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 32px;
}
.avatar {
  width: 76px; height: 76px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 500;
  flex-shrink: 0;
}
.profile-meta {
  color: var(--ink-mute);
  margin: 6px 0 0;
}

.table-wrap { overflow-x: auto; }
.month-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.month-table th, .month-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline-soft);
}
.month-table th {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-mute);
  background: var(--paper-soft);
}
.month-table tbody tr {
  transition: background .12s;
}
.month-table tbody tr:hover { background: var(--paper-soft); cursor: pointer; }
.month-table td.month-cell {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 15px;
}
.month-table td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.month-table td.total {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--accent);
}

/* ============================================================================
   Responsive
   ============================================================================ */
@media (max-width: 720px) {
  .app-header { grid-template-columns: auto auto; row-gap: 8px; padding: 12px 20px; height: auto; }
  .app-nav { grid-column: 1 / -1; justify-self: stretch; justify-content: center; }
  .app-user { justify-self: end; }
  .app-main { padding: 24px 20px 60px; }
  .page-head { flex-direction: column; align-items: stretch; }
  .card-head { flex-direction: column; }
  .calendar-grid-head span { padding: 4px 4px; }
  .cal-cell { padding: 6px 6px; min-height: 60px; }
  .cal-day { font-size: 14px; }
  .cal-stats { font-size: 9px; }
}

/* ============================================================================
   THEME TOGGLE BUTTON
   ============================================================================ */
.theme-toggle {
  background: var(--paper-soft);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  width: 34px; height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .1s;
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--ink); background: var(--paper-strong); transform: scale(1.08); }

/* ============================================================================
   DARK THEME
   ============================================================================ */
[data-theme="dark"] {
  /* Surfaces */
  --paper:        #0b1628;
  --paper-soft:   #112040;
  --paper-strong: #182d52;
  --card:         #0f1e38;

  /* Ink */
  --ink:          #d4e8f8;
  --ink-soft:     #88aac8;
  --ink-mute:     #4e6a82;
  --hairline:     #1e3254;
  --hairline-soft:#162848;

  /* Accents */
  --accent:       #f0b84b;
  --accent-deep:  #d49610;
  --bar-long:     #7ab0e0;
  --bar-short:    #f0b84b;
}

/* Header */
[data-theme="dark"] .app-header {
  background: rgba(11,22,40,0.92);
}

/* Nav pill */
[data-theme="dark"] .nav-link.active {
  background: var(--accent);
  color: #0b1628;
}
[data-theme="dark"] .nav-link:hover { color: var(--ink); }

/* Brand mark */
[data-theme="dark"] .brand-mark {
  background: var(--accent);
  color: #0b1628;
}

/* Buttons */
[data-theme="dark"] .btn-primary {
  background: var(--accent);
  color: #0b1628;
}
[data-theme="dark"] .btn-primary:hover { background: var(--accent-deep); color: #fff; }
[data-theme="dark"] .btn-ghost {
  border-color: var(--hairline);
  color: var(--ink-soft);
}
[data-theme="dark"] .btn-ghost:hover {
  border-color: var(--ink-soft);
  color: var(--ink);
  background: var(--paper-soft);
}

/* KPI accent card */
[data-theme="dark"] .kpi.accent {
  background: var(--paper-strong);
  border-color: var(--accent);
}
[data-theme="dark"] .kpi.accent .kpi-label { color: var(--ink-mute); }
[data-theme="dark"] .kpi.accent .kpi-value { color: var(--accent); }

/* Calendar strip */
[data-theme="dark"] .calendar-strip {
  background: var(--paper-strong);
  border: 1px solid var(--hairline);
}
[data-theme="dark"] .strip-label { color: var(--ink-mute); }
[data-theme="dark"] .strip-sep   { color: var(--hairline); }
[data-theme="dark"] .strip-count { color: var(--accent); }

/* Calendar cells */
[data-theme="dark"] .cal-cell { border-color: var(--hairline-soft); }
[data-theme="dark"] .cal-cell.has-activity { background: var(--card); border-color: var(--hairline); }
[data-theme="dark"] .cal-cell.has-activity:hover { border-color: var(--accent); }
[data-theme="dark"] .cal-cell.weekend { border-color: var(--hairline-soft); opacity: 0.3; }
[data-theme="dark"] .cal-pill { background: var(--paper-strong); color: var(--ink); }
[data-theme="dark"] .cal-pill.accent { background: var(--accent); color: #0b1628; }

/* Avatar */
[data-theme="dark"] .avatar {
  background: var(--accent);
  color: #0b1628;
}

/* Login */
[data-theme="dark"] .login-body { background: var(--paper); }
[data-theme="dark"] .login-side { background: #060f1c; }
[data-theme="dark"] .login-panel { background: var(--paper); }
[data-theme="dark"] .login-card .login-title,
[data-theme="dark"] .login-card .login-sub { color: var(--ink); }
[data-theme="dark"] .field input {
  background: var(--paper-soft);
  border-color: var(--hairline);
  color: var(--ink);
}
[data-theme="dark"] .field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(240,184,75,0.10);
}
[data-theme="dark"] .field-label { color: var(--ink-soft); }

/* Chart SVG */
[data-theme="dark"] .y-label    { fill: var(--ink-mute); }
[data-theme="dark"] .axis-label { fill: var(--ink-mute); }
[data-theme="dark"] .bar-label  { fill: var(--ink); }
[data-theme="dark"] .grid-line  { stroke: var(--hairline); }
[data-theme="dark"] .axis-line  { stroke: var(--hairline); }
[data-theme="dark"] .bar-seg-short { fill: rgba(11,22,40,0.88); }

/* Table */
[data-theme="dark"] .month-table th { background: var(--paper-strong); }
[data-theme="dark"] .month-table tbody tr:hover { background: var(--paper-soft); }

/* State cards */
[data-theme="dark"] .state-card { background: var(--card); border-color: var(--hairline); }
[data-theme="dark"] .state-error { background: rgba(232,100,0,0.12); border-color: rgba(232,100,0,0.3); color: #f0a060; }

/* Login error */
[data-theme="dark"] .login-error { background: rgba(232,100,0,0.12); border-color: rgba(232,100,0,0.3); color: #f0a060; }

/* Water bg blobs — more visible on dark */
[data-theme="dark"] .water-bg::before {
  background: radial-gradient(circle, rgba(122,176,224,0.20) 0%, transparent 70%);
}
[data-theme="dark"] .water-bg::after {
  background: radial-gradient(circle, rgba(122,176,224,0.14) 0%, transparent 70%);
}