/* ============================================================
   ECOPRIUS Energy Systems — Operations Center
   Design language: AVEVA / ADNOC command-center translated to web
   Royal blue · cyan glow · amber accents
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&family=Crimson+Pro:ital,wght@0,400;0,500;1,400&display=swap');

/* ---- Design tokens ---------------------------------------- */
:root {
  /* Surface */
  --bg-deep:      #030812;
  --bg-royal:     #0a2a5c;
  --bg-royal-2:   #0d3472;
  --bg-royal-3:   #051a40;
  --bg-panel:     #061a3d;
  --bg-panel-2:   rgba(6, 26, 61, 0.6);
  --bg-card:      rgba(13, 52, 114, 0.35);
  --bg-card-hover: rgba(13, 52, 114, 0.55);

  /* Accents */
  --cyan:         #22d3ee;
  --cyan-soft:    rgba(34, 211, 238, 0.12);
  --cyan-glow:    rgba(34, 211, 238, 0.5);
  --amber:        #fbbf24;
  --amber-soft:   rgba(251, 191, 36, 0.15);
  --green:        #4ade80;
  --red:          #f87171;
  --gold:         #D4A017;

  /* Text */
  --white:        #e8f0ff;
  --white-soft:   rgba(232, 240, 255, 0.72);
  --white-mute:   rgba(232, 240, 255, 0.45);
  --white-faint:  rgba(232, 240, 255, 0.22);

  /* Borders */
  --border:       rgba(34, 211, 238, 0.2);
  --border-soft:  rgba(34, 211, 238, 0.08);
  --border-strong: rgba(34, 211, 238, 0.4);

  /* Fonts */
  --font-sans:    'IBM Plex Sans', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;
  --font-serif:   'Crimson Pro', Georgia, serif;

  /* Motion */
  --ease:         cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-deep);
  color: var(--white);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
  position: relative;
}

.m { font-family: var(--font-mono); }
.s { font-family: var(--font-serif); }

/* Global engineering grid */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Ambient radial glow */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 900px 500px at 50% 30%, rgba(13, 52, 114, 0.6), transparent 70%),
    radial-gradient(ellipse 700px 400px at 20% 80%, rgba(34, 211, 238, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
img, svg { display: block; max-width: 100%; }

::selection { background: var(--cyan); color: var(--bg-deep); }

/* ---- Layout ----------------------------------------------- */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
}

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  border-bottom: 0.5px solid var(--border);
  background: rgba(3, 8, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  background: var(--bg-royal);
  border: 0.5px solid var(--cyan);
  display: grid;
  place-items: center;
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
  flex-shrink: 0;
}

.brand-mark span {
  color: var(--gold);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-text { line-height: 1.1; }
.brand-text .n {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--white);
}
.brand-text .s {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cyan);
  letter-spacing: 0.14em;
  margin-top: 3px;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 12.5px;
  color: var(--white-soft);
}

.top-nav .status {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--green);
  letter-spacing: 0.12em;
}

.top-nav .status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: pulse 2s ease-in-out infinite;
}

.top-nav .clock {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.top-nav a { color: var(--white-soft); transition: color 0.2s var(--ease); }
.top-nav a:hover { color: var(--cyan); }

.cta-btn {
  background: var(--cyan);
  color: var(--bg-deep);
  padding: 7px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.25);
  transition: all 0.2s var(--ease);
}

.cta-btn:hover {
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.5);
  color: var(--bg-deep) !important;
}

@media (max-width: 960px) {
  .top-nav > a:not(.cta-btn) { display: none; }
  .top-nav .status, .top-nav .clock { display: none; }
}

/* ============================================================
   BREADCRUMB / META ROW
   ============================================================ */
.meta-row {
  padding: 24px 0 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
}

.meta-row .bar { width: 32px; height: 1px; background: var(--cyan); }
.meta-row .label { color: var(--cyan); font-weight: 500; }
.meta-row .rhs { margin-left: auto; color: var(--white-mute); letter-spacing: 0.1em; }
.meta-row a { color: var(--white-mute); transition: color 0.2s var(--ease); }
.meta-row a:hover { color: var(--cyan); }
.meta-row .sep { color: var(--white-faint); }

/* ============================================================
   PAGE HEADER / HERO TITLE
   ============================================================ */
.page-header {
  padding: 0 0 24px;
  max-width: 960px;
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-header h1 em {
  font-style: italic;
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(34, 211, 238, 0.35);
}

.page-header p {
  margin-top: 16px;
  font-size: 14.5px;
  color: var(--white-soft);
  max-width: 620px;
  line-height: 1.6;
}

/* ============================================================
   PANORAMA — the "control wall"
   ============================================================ */
.panorama {
  position: relative;
  margin-top: 8px;
  background: linear-gradient(180deg, var(--bg-royal) 0%, var(--bg-royal-2) 50%, var(--bg-royal-3) 100%);
  border: 0.5px solid var(--border);
  overflow: hidden;
  min-height: 500px;
  box-shadow:
    inset 0 40px 80px -40px rgba(3, 8, 18, 0.9),
    inset 0 -30px 60px -30px rgba(3, 8, 18, 0.8),
    0 0 80px rgba(34, 211, 238, 0.12);
}

.pan-flow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
}

.pan-bggrid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse at center, black 50%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 50%, transparent 90%);
}

.pan-header {
  position: absolute;
  top: 16px;
  left: 24px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 5;
  font-family: var(--font-mono);
  flex-wrap: wrap;
  gap: 12px;
}

.pan-header .tag {
  font-size: 10px;
  color: var(--cyan);
  letter-spacing: 0.16em;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pan-header .tag::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--cyan);
}

.pan-header .kpis {
  display: flex;
  gap: 18px;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.pan-header .kpis span { color: var(--white-mute); }
.pan-header .kpis b { color: var(--green); font-weight: 500; }

.pan-grid-3 {
  position: relative;
  height: 100%;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 24px;
  z-index: 3;
}

@media (max-width: 960px) {
  .pan-grid-3 {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 70px 16px 24px;
  }
}

.panel-title {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cyan);
  letter-spacing: 0.2em;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 0.5px solid var(--border-soft);
}

.map-panel, .pid-panel, .kpi-panel {
  display: flex;
  flex-direction: column;
}

.map-canvas {
  flex: 1;
  position: relative;
  background: rgba(6, 26, 61, 0.5);
  border: 0.5px solid var(--border-soft);
  overflow: hidden;
  min-height: 300px;
}
.map-canvas svg { width: 100%; height: 100%; display: block; }

.pid-canvas {
  flex: 1;
  position: relative;
  background: rgba(5, 20, 50, 0.6);
  border: 0.5px solid var(--border);
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(34, 211, 238, 0.06);
  min-height: 380px;
}
.pid-canvas svg { width: 100%; height: 100%; display: block; }

.kpi-stack {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kpi-row {
  background: var(--bg-panel-2);
  border: 0.5px solid var(--border-soft);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  transition: border-color 0.2s var(--ease);
}

.kpi-row:hover { border-color: var(--border); }

.kpi-row .k {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--white-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex: 1;
  min-width: 0;
}

.kpi-row .v {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.kpi-row .v.ok    { color: var(--green); }
.kpi-row .v.cyan  { color: var(--cyan); }
.kpi-row .v.amber { color: var(--amber); }
.kpi-row .v.warn  { color: var(--amber); }
.kpi-row .v.crit  { color: var(--red); }

.kpi-row .spark {
  display: flex;
  align-items: flex-end;
  gap: 1.5px;
  height: 16px;
  width: 52px;
  flex-shrink: 0;
}

.kpi-row .spark span {
  flex: 1;
  background: var(--cyan);
  opacity: 0.55;
  min-height: 3px;
}

.kpi-row .spark.amber span { background: var(--amber); }

/* Ambient glow strip under panorama */
.pan-glow {
  height: 28px;
  background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(34, 211, 238, 0.28), transparent 70%);
  margin-top: -1px;
  position: relative;
  z-index: 1;
}

/* ============================================================
   HERO ACTIONS ROW
   ============================================================ */
.hero-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 20px 0 32px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--cyan);
  color: var(--bg-deep);
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.25);
  transition: all 0.25s var(--ease);
}

.btn-primary:hover {
  box-shadow: 0 0 32px rgba(34, 211, 238, 0.5);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--white);
  padding: 12px 20px;
  border: 0.5px solid rgba(232, 240, 255, 0.3);
  font-size: 12px;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  transition: all 0.25s var(--ease);
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-soft);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 1px;
  background: var(--border);
  border: 0.5px solid var(--border);
  margin-left: auto;
}

.hero-stats .stat {
  background: var(--bg-deep);
  padding: 10px 20px;
}

.hero-stats .v {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--cyan);
  line-height: 1;
}

.hero-stats .v.white { color: var(--white); }
.hero-stats .v.amber { color: var(--amber); }

.hero-stats .v .u {
  font-size: 10px;
  color: var(--white-mute);
  margin-left: 2px;
}

.hero-stats .l {
  font-family: var(--font-mono);
  font-size: 8.5px;
  color: var(--white-mute);
  letter-spacing: 0.12em;
  margin-top: 5px;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .hero-stats { margin-left: 0; margin-top: 12px; grid-template-columns: repeat(2, 1fr); width: 100%; }
}

/* ============================================================
   SECTION SHELL
   ============================================================ */
.section {
  padding: 48px 0 32px;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.section-head .bar { width: 32px; height: 1px; background: var(--cyan); }
.section-head .label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--cyan);
  letter-spacing: 0.18em;
  font-weight: 500;
}

.section-head .rhs {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--white-mute);
  letter-spacing: 0.1em;
}

/* ============================================================
   PROGRAMME / DASHBOARD CARDS
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-panel-2) 100%);
  border: 0.5px solid var(--border-soft);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s var(--ease);
  display: flex;
  flex-direction: column;
  min-height: 280px;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.3;
  transition: opacity 0.3s var(--ease);
}

.card.active { border-color: var(--border); }
.card.active::before { opacity: 0.9; }

.card:hover {
  border-color: var(--cyan);
  background: linear-gradient(180deg, var(--bg-card-hover) 0%, rgba(6, 26, 61, 0.7) 100%);
  transform: translateY(-2px);
}

.card:hover::before { opacity: 1; }

.card-status {
  position: absolute;
  top: 12px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
}

.card-status .dot { width: 6px; height: 6px; border-radius: 50%; }

.card-status.live .dot {
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
.card-status.live { color: var(--green); }

.card-status.build .dot { background: var(--amber); }
.card-status.build { color: var(--amber); }

.card-status.concept .dot { background: var(--white-mute); }
.card-status.concept { color: var(--white-mute); }

.card-id {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cyan);
  letter-spacing: 0.14em;
  margin-bottom: 10px;
}

.card.concept .card-id { color: var(--white-mute); }

.card h3 {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 4px;
}

.card .sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cyan);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.card.concept .sub { color: var(--white-mute); }

.card p {
  font-size: 12.5px;
  color: var(--white-soft);
  line-height: 1.55;
  margin-bottom: 16px;
  flex: 1;
}

.card-data {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 12px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 9px;
}

.card-data .k {
  color: var(--white-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-data .v {
  color: var(--white);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.card-data .v.ok   { color: var(--green); }
.card-data .v.warn { color: var(--amber); }
.card-data .v.crit { color: var(--red); }

.card-enter {
  padding-top: 12px;
  border-top: 0.5px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--cyan);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s var(--ease);
}

.card.concept .card-enter { color: var(--white-mute); }

.card:hover .card-enter { gap: 10px; }

/* ============================================================
   DASHBOARD STAGE (Level 3)
   ============================================================ */
.dash-stage {
  padding: 48px 0 80px;
  min-height: 70vh;
}

.dash-frame {
  background: linear-gradient(180deg, var(--bg-royal) 0%, var(--bg-royal-3) 100%);
  border: 0.5px solid var(--border);
  padding: 80px 40px;
  position: relative;
  overflow: hidden;
  box-shadow:
    inset 0 40px 80px -40px rgba(3, 8, 18, 0.9),
    0 0 60px rgba(34, 211, 238, 0.1);
}

.dash-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
  pointer-events: none;
}

.dash-inner {
  position: relative;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.dash-id {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.22em;
  margin-bottom: 20px;
}

.dash-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 16px;
}

.dash-title em { font-style: italic; color: var(--cyan); }

.dash-desc {
  font-size: 15px;
  color: var(--white-soft);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 56ch;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   FOOTER
   ============================================================ */
.foot {
  margin-top: 40px;
  padding: 20px 0;
  border-top: 0.5px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--white-mute);
  letter-spacing: 0.14em;
  flex-wrap: wrap;
  gap: 12px;
}

.foot .right { display: flex; gap: 20px; flex-wrap: wrap; }
.foot .right .ok { color: var(--green); }
.foot a { color: var(--white-mute); transition: color 0.2s var(--ease); }
.foot a:hover { color: var(--cyan); }

/* ============================================================
   404 page
   ============================================================ */
.nf {
  padding: 160px 0;
  text-align: center;
}

.nf-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--red);
  letter-spacing: 0.22em;
  margin-bottom: 20px;
}

.nf-title {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.fade-up { animation: fadeUp 0.8s var(--ease) both; }
.fade-in { animation: fadeIn 1s var(--ease) both; }

.d-1 { animation-delay: 0.1s; }
.d-2 { animation-delay: 0.2s; }
.d-3 { animation-delay: 0.35s; }

.stagger > * { animation: fadeUp 0.7s var(--ease) both; }
.stagger > *:nth-child(1) { animation-delay: 0.05s; }
.stagger > *:nth-child(2) { animation-delay: 0.12s; }
.stagger > *:nth-child(3) { animation-delay: 0.19s; }
.stagger > *:nth-child(4) { animation-delay: 0.26s; }
.stagger > *:nth-child(5) { animation-delay: 0.33s; }
.stagger > *:nth-child(6) { animation-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}