:root {
  /* Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(248, 245, 239, 1);
  --color-cream-100: rgba(255, 252, 248, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(12, 18, 30, 1);
  --color-teal-300: rgba(94, 214, 200, 1);
  --color-teal-400: rgba(52, 190, 173, 1);
  --color-teal-500: rgba(15, 118, 110, 1);
  --color-teal-600: rgba(13, 100, 93, 1);
  --color-teal-700: rgba(11, 86, 80, 1);
  --color-teal-800: rgba(8, 74, 69, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(246, 154, 74, 1);
  --color-orange-500: rgba(230, 126, 34, 1);

  --color-accent: rgba(245, 158, 11, 1);
  --color-accent-soft: rgba(245, 158, 11, 0.15);

  /* Light Mode Colors */
  --color-background: #f7f4ef;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-text-secondary: rgba(15, 23, 42, 0.6);
  --color-primary: #0f766e;
  --color-primary-hover: #0b5f5a;
  --color-primary-active: #094a46;
  --color-secondary: rgba(15, 23, 42, 0.06);
  --color-secondary-hover: rgba(15, 23, 42, 0.12);
  --color-secondary-active: rgba(15, 23, 42, 0.18);
  --color-border: rgba(15, 23, 42, 0.12);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(94, 82, 64, 0.12);
  --color-card-border-inner: rgba(94, 82, 64, 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(33, 128, 141, 0.4);
  --color-select-caret: rgba(19, 52, 59, 0.8);

  /* Background colors */
  --color-bg-1: rgba(15, 118, 110, 0.08);
  --color-bg-2: rgba(245, 158, 11, 0.08);
  --color-bg-3: rgba(16, 185, 129, 0.08);
  --color-bg-4: rgba(244, 63, 94, 0.08);
  --color-bg-5: rgba(30, 64, 175, 0.08);
  --color-bg-6: rgba(249, 115, 22, 0.08);
  --color-bg-7: rgba(14, 116, 144, 0.08);
  --color-bg-8: rgba(2, 132, 199, 0.08);

  /* Typography */
  --font-family-base: "Manrope", "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-family-display: "Space Grotesk", "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15), inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;

  /* Focus */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
}

/* Dark Mode Colors */
@media (prefers-color-scheme: dark), [data-color-scheme="dark"] {
  :root {
    --color-background: #0b1119;
    --color-surface: #121a24;
    --color-text: rgba(241, 245, 249, 0.96);
    --color-text-secondary: rgba(148, 163, 184, 0.8);
    --color-primary: #5eead4;
    --color-primary-hover: #2dd4bf;
    --color-primary-active: #14b8a6;
    --color-secondary: rgba(148, 163, 184, 0.12);
    --color-secondary-hover: rgba(148, 163, 184, 0.2);
    --color-secondary-active: rgba(148, 163, 184, 0.28);
    --color-border: rgba(148, 163, 184, 0.2);
    --color-btn-primary-text: #0b1119;
    --color-card-border: rgba(119, 124, 124, 0.2);
    --color-card-border-inner: rgba(119, 124, 124, 0.15);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(50, 184, 198, 0.4);
    --color-select-caret: rgba(245, 245, 245, 0.8);

    /* Dark background colors */
    --color-bg-1: rgba(45, 212, 191, 0.12);
    --color-bg-2: rgba(251, 191, 36, 0.12);
    --color-bg-3: rgba(16, 185, 129, 0.12);
    --color-bg-4: rgba(248, 113, 113, 0.12);
    --color-bg-5: rgba(59, 130, 246, 0.12);
    --color-bg-6: rgba(249, 115, 22, 0.12);
    --color-bg-7: rgba(14, 116, 144, 0.12);
    --color-bg-8: rgba(125, 211, 252, 0.12);

    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1), inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  }
}

/* Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 45%),
              radial-gradient(circle at 20% 30%, rgba(245, 158, 11, 0.12), transparent 40%),
              radial-gradient(circle at 85% 15%, rgba(59, 130, 246, 0.12), transparent 45%),
              var(--color-background);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
  font-family: var(--font-family-display);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p {
  margin: 0 0 var(--space-16) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-hover);
}

code, pre {
  font-family: var(--font-family-mono);
  font-size: calc(var(--font-size-base) * 0.95);
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
}

code {
  padding: var(--space-1) var(--space-4);
}

pre {
  padding: var(--space-16);
  margin: var(--space-16) 0;
  overflow: auto;
  border: 1px solid var(--color-border);
}

pre code {
  background: none;
  padding: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), #14b8a6);
  color: var(--color-btn-primary-text);
  box-shadow: 0 8px 20px rgba(15, 118, 110, 0.25);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), #0f766e);
}

.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-text);
}

.btn--secondary:hover {
  background: var(--color-secondary-hover);
}

.btn--secondary:active {
  background: var(--color-secondary-active);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn--outline:hover {
  background: var(--color-secondary);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Form Elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard);
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

.form-control.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192, 21, 47, 0.1);
}

.form-control.error:focus {
  box-shadow: 0 0 0 3px rgba(192, 21, 47, 0.2);
}

.focus-highlight {
  border-color: var(--color-accent) !important;
  box-shadow: 0 0 0 3px rgba(14, 116, 144, 0.2);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.form-group {
  margin-bottom: var(--space-16);
}

.form-help {
  display: block;
  margin-top: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-style: italic;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

select.form-control {
  padding-right: var(--space-32);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-12) center;
  background-size: 16px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

/* Card Component */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__body {
  padding: var(--space-16);
}

.card__header,
.card__footer {
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-card-border-inner);
}

/* Status Indicators */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.status--success {
  background-color: rgba(33, 128, 141, 0.15);
  color: var(--color-success);
  border: 1px solid rgba(33, 128, 141, 0.25);
}

.status--error {
  background-color: rgba(192, 21, 47, 0.15);
  color: var(--color-error);
  border: 1px solid rgba(192, 21, 47, 0.25);
}

.status--warning {
  background-color: rgba(168, 75, 47, 0.15);
  color: var(--color-warning);
  border: 1px solid rgba(168, 75, 47, 0.25);
}

.status--info {
  background-color: rgba(98, 108, 113, 0.15);
  color: var(--color-info);
  border: 1px solid rgba(98, 108, 113, 0.25);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
}

.status-indicator::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.success::before { background: var(--color-success); }
.status-indicator.error::before { background: var(--color-error); }
.status-indicator.warning::before { background: var(--color-warning); }
.status-indicator.info::before { background: var(--color-info); }

/* Container Layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) { .container { max-width: var(--container-sm); } }
@media (min-width: 768px) { .container { max-width: var(--container-md); } }
@media (min-width: 1024px) { .container { max-width: var(--container-lg); } }
@media (min-width: 1280px) { .container { max-width: var(--container-xl); } }

/* Utility Classes */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--space-4); }
.gap-8 { gap: var(--space-8); }
.gap-16 { gap: var(--space-16); }

.m-0 { margin: 0; }
.mt-8 { margin-top: var(--space-8); }
.mb-8 { margin-bottom: var(--space-8); }
.mx-8 { margin-left: var(--space-8); margin-right: var(--space-8); }
.my-8 { margin-top: var(--space-8); margin-bottom: var(--space-8); }

.p-0 { padding: 0; }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.px-8 { padding-left: var(--space-8); padding-right: var(--space-8); }
.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.px-16 { padding-left: var(--space-16); padding-right: var(--space-16); }

.block { display: block; }
.hidden { display: none; }

/* Work in Progress Banner */
.wip-banner {
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.85), rgba(245, 158, 11, 0.85));
  color: #0b1119;
  padding: var(--space-12) 0;
  text-align: center;
  font-weight: var(--font-weight-medium);
  box-shadow: var(--shadow-sm);
}

.wip-banner p {
  margin: 0;
  font-size: var(--font-size-sm);
}

/* App Layout */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-16) 0;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-16);
}

.header-content h1 {
  margin: 0;
  color: var(--color-text);
}

.brand-title {
  display: flex;
  align-items: baseline;
  gap: var(--space-8);
}

.brand-mark {
  font-weight: 700;
  font-size: var(--font-size-3xl);
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
}

.header-actions {
  display: flex;
  gap: var(--space-8);
}

.main-content {
  flex: 1;
  padding: var(--space-24) 0;
}

/* Hero */
.hero-section {
  padding: var(--space-32) 0 var(--space-24);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: var(--space-32);
  align-items: center;
}

.hero-copy h2 {
  font-size: clamp(28px, 3.2vw, 42px);
  margin-bottom: var(--space-16);
}

.hero-copy p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 560px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-12);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
  margin: var(--space-20) 0;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.badge {
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.hero-card {
  background: linear-gradient(150deg, rgba(15, 118, 110, 0.12), rgba(255, 255, 255, 0.9));
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: var(--space-20);
  box-shadow: var(--shadow-lg);
}

[data-color-scheme="dark"] .hero-card {
  background: linear-gradient(150deg, rgba(15, 118, 110, 0.2), rgba(18, 26, 36, 0.9));
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-16);
}

.status-pill {
  padding: var(--space-4) var(--space-10);
  border-radius: var(--radius-full);
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.hero-kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-12);
}

.hero-kpi {
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--color-border);
}

[data-color-scheme="dark"] .hero-kpi {
  background: rgba(15, 23, 42, 0.7);
}

.hero-kpi-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-kpi-value {
  display: block;
  font-size: var(--font-size-2xl);
  margin-top: var(--space-6);
}

.hero-kpi-unit {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.hero-card-footer {
  margin-top: var(--space-16);
}

.hero-brief {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-copy,
.hero-card {
  animation: cardIn 0.6s var(--ease-standard) both;
}

/* Tab Navigation */
.tab-nav {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-24);
  border-bottom: 1px solid transparent;
  background: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.tab-btn {
  padding: var(--space-12) var(--space-20);
  border: none;
  background: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-standard);
}

.tab-btn:hover {
  color: var(--color-text);
  background: var(--color-secondary);
}

.tab-btn.active {
  color: var(--color-btn-primary-text);
  background: var(--color-primary);
  border-bottom-color: transparent;
}

/* Tab Content */
.tab-content {
  min-height: 600px;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Panel Grid */
.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-24);
}

.panel {
  height: fit-content;
  animation: cardIn 0.6s var(--ease-standard) both;
}

.panel.full-width {
  grid-column: 1 / -1;
  width: 100%;
}

.panel-grid > .panel:nth-child(1) { animation-delay: 0.05s; }
.panel-grid > .panel:nth-child(2) { animation-delay: 0.1s; }
.panel-grid > .panel:nth-child(3) { animation-delay: 0.15s; }
.panel-grid > .panel:nth-child(4) { animation-delay: 0.2s; }
.panel-grid > .panel:nth-child(5) { animation-delay: 0.25s; }
.panel-grid > .panel:nth-child(6) { animation-delay: 0.3s; }

/* Simple Mode */
[data-simple-mode="true"] [data-advanced="true"] {
  display: none !important;
}

/* Guided Setup */
.guided-panel {
  background: linear-gradient(120deg, rgba(56, 189, 248, 0.08), rgba(14, 116, 144, 0.12));
}

.guided-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-16);
  margin-bottom: var(--space-14);
  flex-wrap: wrap;
}

.guided-subtitle {
  color: var(--color-text-secondary);
  margin-top: var(--space-6);
}

.guided-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.guided-progress {
  height: 8px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-10);
}

.guided-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--duration-normal) var(--ease-standard);
}

.guided-status {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-12);
}

.guided-steps {
  display: grid;
  gap: var(--space-10);
}

.guided-step {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-12);
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-1);
}

.guided-step-info {
  display: flex;
  gap: var(--space-12);
  align-items: flex-start;
}

.guided-step-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.guided-step p {
  margin: var(--space-4) 0 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.guided-step--active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.9);
}

[data-color-scheme="dark"] .guided-step--active {
  background: rgba(15, 23, 42, 0.8);
}

.guided-step--complete .guided-step-icon {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
}

/* Quick Start */
.quickstart-panel {
  background: linear-gradient(120deg, rgba(15, 118, 110, 0.06), rgba(245, 158, 11, 0.08));
}

.quickstart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.quickstart-subtitle {
  color: var(--color-text-secondary);
  margin-top: var(--space-6);
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-16);
  margin-bottom: var(--space-20);
}

.preset-card {
  text-align: left;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-16);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard);
}

.preset-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.preset-title {
  display: block;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-6);
}

.preset-meta {
  display: block;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.preset-tag {
  display: inline-flex;
  margin-top: var(--space-10);
  padding: var(--space-4) var(--space-10);
  border-radius: var(--radius-full);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.quickstart-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-12);
}

.step-card {
  display: flex;
  gap: var(--space-12);
  align-items: flex-start;
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--color-border);
}

[data-color-scheme="dark"] .step-card {
  background: rgba(15, 23, 42, 0.6);
}

.step-index {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
}

/* Readiness */
.readiness-score {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-semibold);
}

.readiness-progress {
  height: 8px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-12);
}

.readiness-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--duration-normal) var(--ease-standard);
}

.readiness-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-12) 0;
  display: grid;
  gap: var(--space-8);
}

.readiness-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-10);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
}

.readiness-actions {
  display: flex;
  justify-content: flex-end;
}

/* Technology Selection */
.tech-note {
  margin: 0 0 var(--space-16) 0;
  padding: var(--space-8) var(--space-12);
  background: rgba(255, 193, 7, 0.1);
  border: 1px solid rgba(255, 193, 7, 0.3);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  color: var(--color-warning);
}

.tech-legend {
  margin: 0 0 var(--space-16) 0;
  padding: var(--space-12);
  background: rgba(33, 150, 243, 0.05);
  border: 1px solid rgba(33, 150, 243, 0.2);
  border-radius: var(--radius-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.tech-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-12);
  margin-bottom: var(--space-8);
}

.tech-tools {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.legend-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  min-width: 60px;
  font-size: var(--font-size-sm);
}

.legend-desc {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.monte-carlo-warning {
  margin: 0 0 var(--space-16) 0;
  padding: var(--space-12);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  color: var(--color-success);
}

/* Monte Carlo Results */
.monte-carlo-results {
  margin-top: var(--space-16);
}

.results-placeholder {
  color: var(--color-text-secondary);
  font-style: italic;
  text-align: center;
  padding: var(--space-16);
}

.mc-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-20);
}

.mc-section h4 {
  margin: 0 0 var(--space-12) 0;
  color: var(--color-primary);
  font-size: var(--font-size-md);
}

.confidence-intervals,
.risk-metrics,
.sensitivity-analysis {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.ci-item,
.risk-item,
.sensitivity-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6) var(--space-8);
  background: var(--color-bg-1);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
}

.ci-label,
.risk-label,
.sensitivity-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.ci-value,
.risk-value {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.sensitivity-impact {
  font-weight: var(--font-weight-semibold);
  padding: var(--space-2) var(--space-6);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
}

.sensitivity-impact.positive {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success);
}

.sensitivity-impact.negative {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
}

.interpretation {
  background: var(--color-bg-3);
  padding: var(--space-12);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
}

.interpretation p {
  margin: 0 0 var(--space-8) 0;
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

.interpretation p:last-child {
  margin-bottom: 0;
}

.error-message {
  color: var(--color-error);
  background: rgba(239, 68, 68, 0.1);
  padding: var(--space-12);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-base);
  text-align: center;
  font-weight: var(--font-weight-medium);
}

.tech-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.tech-option {
  cursor: pointer;
}

.tech-option input[type="checkbox"] {
  display: none;
}

.tech-card {
  padding: var(--space-20);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--duration-fast) var(--ease-standard);
  background: var(--color-surface);
}

.tech-card h4 {
  margin: 0 0 var(--space-8) 0;
  font-size: var(--font-size-md);
  color: var(--color-text);
}

.tech-card p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.tech-option:hover .tech-card {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.tech-option input[type="checkbox"]:checked + .tech-card {
  border-color: var(--color-primary);
  background: rgba(33, 128, 141, 0.1);
}

.tech-costs {
  margin-top: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.cost-input-group {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.cost-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  min-width: 70px;
  text-align: right;
}

.cost-input {
  width: 100px;
  padding: var(--space-6) var(--space-8);
  font-size: var(--font-size-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--duration-fast) var(--ease-standard);
  text-align: center;
}

.cost-input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(33, 128, 141, 0.2);
}

.cost-input::placeholder {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
}

.cost-unit {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  min-width: 60px;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-16);
}

.metric-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-16);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.metric-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.metric-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.metric-unit {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* Button with Spinner */
.btn .spinner {
  margin-left: var(--space-8);
}

.btn .spinner.hidden {
  display: none;
}

.btn.loading .btn-text {
  opacity: 0.7;
}

/* Optimization Status */
.optimization-status {
  padding: var(--space-16);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-16);
}

.optimization-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-16);
}

/* 8760-Hour Load Profile Analysis */
.analysis-note {
  margin: 0 0 var(--space-16) 0;
  padding: var(--space-8) var(--space-12);
  background: rgba(33, 150, 243, 0.1);
  border: 1px solid rgba(33, 150, 243, 0.2);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  color: var(--color-info);
}

.chart-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.chart-tools {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.zoom-btn {
  background: var(--color-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: all var(--duration-fast) var(--ease-standard);
}

.zoom-btn:hover {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  border-color: var(--color-primary);
}

.zoom-btn.active {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  border-color: var(--color-primary);
}

.tool-btn {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: all var(--duration-fast) var(--ease-standard);
}

.tool-btn:hover {
  background: var(--color-secondary);
  border-color: var(--color-primary);
}

.tool-btn.active {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  border-color: var(--color-primary);
}

.zoom-info {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-4);
}

.cursor-info {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-weight: normal;
}

.load-stats {
  margin-top: var(--space-16);
  padding-top: var(--space-16);
  border-top: 1px solid var(--color-border);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-12);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-8) var(--space-12);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
}

.stat-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.stat-value {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.optimization-status p {
  margin: 0;
  color: var(--color-text-secondary);
}

/* Results Table */
.results-table {
  overflow-x: auto;
}

.results-table table {
  width: 100%;
  border-collapse: collapse;
}

.results-table th,
.results-table td {
  padding: var(--space-12);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.results-table th {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  background: var(--color-bg-3);
}

.results-table td {
  color: var(--color-text-secondary);
}

/* Summary Grid */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.summary-card {
  padding: var(--space-16);
  background: linear-gradient(135deg, var(--color-bg-1), var(--color-bg-2));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.summary-card h4 {
  margin: 0 0 var(--space-8) 0;
  font-size: var(--font-size-md);
  color: var(--color-text);
}

.summary-card p {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

/* Decision Readout */
.decision-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
}

.decision-status {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-6);
  text-align: right;
}

.decision-sub {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.status-pill--pass {
  background: rgba(22, 163, 74, 0.12);
  color: #15803d;
  border-color: rgba(22, 163, 74, 0.35);
}

.status-pill--watch {
  background: rgba(234, 88, 12, 0.12);
  color: #c2410c;
  border-color: rgba(234, 88, 12, 0.35);
}

.status-pill--risk {
  background: rgba(220, 38, 38, 0.12);
  color: #b91c1c;
  border-color: rgba(220, 38, 38, 0.35);
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-12);
}

.decision-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-12);
  background: var(--color-bg-1);
}

.decision-item strong {
  display: block;
  font-size: var(--font-size-lg);
  margin-top: var(--space-8);
  color: var(--color-text);
}

.decision-item p {
  margin: var(--space-6) 0 0 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.decision-item--good {
  border-color: rgba(22, 163, 74, 0.35);
}

.decision-item--watch {
  border-color: rgba(234, 88, 12, 0.35);
}

.decision-item--risk {
  border-color: rgba(220, 38, 38, 0.35);
}

/* Pricing Targets */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-12);
}

.pricing-card {
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-1);
}

.pricing-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pricing-card strong {
  display: block;
  margin-top: var(--space-8);
  font-size: var(--font-size-lg);
  color: var(--color-primary);
}

/* Sensitivity Studio */
.sensitivity-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.sensitivity-control input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary);
}

.sensitivity-value {
  margin-left: var(--space-6);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.metric-delta {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.metric-delta.positive {
  color: #15803d;
}

.metric-delta.negative {
  color: #b91c1c;
}

/* Demo Overlay */
.demo-overlay {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
}

.demo-card {
  width: min(360px, 90vw);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-16);
  box-shadow: var(--shadow-lg);
}

.demo-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

.demo-step {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-6);
}

.demo-card h4 {
  margin: var(--space-8) 0 var(--space-6) 0;
}

.demo-card p {
  margin: 0 0 var(--space-12) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.demo-highlight {
  outline: 3px solid var(--color-primary);
  outline-offset: 4px;
  box-shadow: 0 0 0 6px rgba(14, 116, 144, 0.15);
  border-radius: var(--radius-lg);
}

/* Scenario Comparison */
.comparison-table {
  overflow-x: auto;
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-10);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.comparison-table th {
  background: var(--color-bg-3);
  font-weight: var(--font-weight-semibold);
}

.comparison-row-current {
  background: rgba(14, 116, 144, 0.08);
}

.delta-group {
  display: grid;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
}

.delta-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-bg-1);
}

.delta-chip.positive {
  color: #15803d;
  border-color: rgba(22, 163, 74, 0.35);
}

.delta-chip.negative {
  color: #b91c1c;
  border-color: rgba(220, 38, 38, 0.35);
}

/* Executive Brief */
.executive-brief {
  padding: var(--space-16);
  border-radius: var(--radius-lg);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  min-height: 160px;
}

.executive-brief p {
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.executive-brief strong {
  color: var(--color-text);
}

/* Insights */
.insights-list {
  display: grid;
  gap: var(--space-10);
}

.insight-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-12);
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.insight-item p {
  margin: 0;
  color: var(--color-text-secondary);
}

.insight-badge {
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  white-space: nowrap;
}

.insight-badge.warning {
  background: rgba(248, 113, 113, 0.2);
}

.insight-badge.success {
  background: rgba(16, 185, 129, 0.2);
}

.insight-badge.info {
  background: rgba(59, 130, 246, 0.2);
}

/* Assumptions & Validation */
.assumptions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-16);
}

.assumptions-list {
  list-style: none;
  padding: 0;
  margin: var(--space-8) 0 0;
  display: grid;
  gap: var(--space-8);
}

.assumptions-list li {
  padding: var(--space-8) var(--space-10);
  border-radius: var(--radius-base);
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.validation-list {
  display: grid;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.validation-item {
  padding: var(--space-10) var(--space-12);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-12);
}

.validation-item p {
  margin: 0;
  color: var(--color-text-secondary);
}

.validation-item button {
  margin-top: var(--space-8);
}

.validation-badge {
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.validation-badge.error {
  background: rgba(248, 113, 113, 0.2);
}

.validation-badge.warning {
  background: rgba(250, 204, 21, 0.25);
}

.validation-badge.info {
  background: rgba(59, 130, 246, 0.2);
}
/* Scenario Library */
.scenario-actions {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.scenario-list {
  display: grid;
  gap: var(--space-8);
}

.scenario-item {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.scenario-item strong {
  font-size: var(--font-size-sm);
}

.scenario-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* Export Actions */
.export-actions {
  display: flex;
  gap: var(--space-12);
  justify-content: center;
}



/* Chart Container */
.chart-container {
  margin: var(--space-16) 0;
}

.chart-container-large {
  width: 100%;
  margin: var(--space-20) 0;
  padding: var(--space-16);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

/* Tooltip */
.tooltip {
  position: relative;
  cursor: help;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-left: var(--space-4);
}

.tooltip-popup {
  position: absolute;
  background: var(--color-charcoal-800);
  color: var(--color-white);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  max-width: 250px;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--duration-fast) var(--ease-standard);
  box-shadow: var(--shadow-lg);
}

.tooltip-popup.show {
  opacity: 1;
  transform: translateY(0);
}

.tooltip-popup::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--color-charcoal-800) transparent transparent transparent;
}

/* Save Status */
.save-status {
  position: fixed;
  bottom: var(--space-20);
  right: var(--space-20);
  background: var(--color-success);
  color: var(--color-white);
  padding: var(--space-12) var(--space-20);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--duration-normal) var(--ease-standard);
  z-index: 1000;
}

.save-status.show {
  opacity: 1;
  transform: translateY(0);
}

/* Progress Bar */
.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--space-8) 0;
  display: none;
}

.progress-fill {
  height: 100%;
  background: var(--color-primary);
  width: 0%;
  transition: width var(--duration-normal) var(--ease-standard);
}

/* Loading States */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(var(--color-background), 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: var(--space-16);
  }

  .header-actions {
    flex-wrap: wrap;
    justify-content: center;
  }

  .tab-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .tab-btn {
    padding: var(--space-8) var(--space-16);
    font-size: var(--font-size-sm);
  }

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

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

  .hero-card {
    order: -1;
  }

  .metrics-grid,
  .summary-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .tech-grid {
    /* Already vertical, no change needed */
  }

  .export-actions {
    flex-direction: column;
  }

  .scenario-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .chart-controls {
    flex-direction: column;
    gap: var(--space-16);
  }

  .zoom-controls {
    justify-content: center;
    flex-wrap: wrap;
  }

  .chart-tools {
    justify-content: center;
    flex-wrap: wrap;
  }

  .zoom-info {
    margin-left: 0;
    text-align: center;
  }

  .tool-btn {
    font-size: var(--font-size-xs);
    padding: var(--space-6) var(--space-10);
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: var(--space-12);
    padding-right: var(--space-12);
  }

  .main-content {
    padding: var(--space-16) 0;
  }

  .panel-grid {
    gap: var(--space-16);
  }

  .metrics-grid,
  .summary-grid {
    grid-template-columns: 1fr 1fr;
  }

  .zoom-controls {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .zoom-btn {
    font-size: var(--font-size-xs);
    padding: var(--space-6) var(--space-8);
  }

  .chart-tools {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .chart-container-large {
    height: 350px !important;
  }
}

/* ===== GLOBE STYLES ===== */
.globe-container {
    position: relative;
    width: 100%;
    height: 600px;
    background: #000;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin: var(--space-16) 0;
}

.globe-viz {
    width: 100%;
    height: 100%;
}

.globe-controls {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: rgba(30,34,45,0.9);
    border: 1px solid #434651;
    border-radius: 8px;
    padding: 10px;
    backdrop-filter: blur(4px);
}

.control-group {
    display: flex;
    gap: 8px;
}

.resource-legend {
  position: absolute;
  right: 20px;
  bottom: 20px;
  z-index: 12;
  background: rgba(30,34,45,0.9);
  border: 1px solid #434651;
  border-radius: 8px;
  padding: 10px;
  color: #d1d4dc;
  min-width: 220px;
  backdrop-filter: blur(4px);
}

.legend-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.legend-bar {
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  background: #2b2f3a;
}

.legend-gradient {
  height: 100%;
  background: linear-gradient(90deg, #ffffb2, #fecc5c, #fd8d3c, #e31a1c);
}

.legend-scale {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: #9aa0a6;
  margin-top: 4px;
}

.form-control--sm {
  height: 30px;
  padding: 4px 8px;
  font-size: var(--font-size-sm);
}

.globe-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 20;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    color: white;
    font-size: 16px;
    font-weight: bold;
}

.transmission-results {
    margin-bottom: var(--space-16);
}

.transmission-metrics {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--color-bg-1);
    border-radius: var(--radius-base);
    border: 1px solid var(--color-border);
}

.metric-row.highlight {
    background: var(--color-bg-3);
    border-color: var(--color-primary);
}

.metric-name {
    font-weight: var(--font-weight-medium);
}

.metric-value {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: var(--space-16);
}

.project-list {
  margin-top: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: var(--color-bg-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
}

.project-list-item .inline-edit {
  display: flex;
  gap: 6px;
  align-items: center;
}

.project-list-meta {
  display: flex;
  gap: 10px;
  font-size: var(--font-size-sm);
  color: var(--color-text-2);
}

.project-list-actions {
  display: flex;
  gap: 6px;
}

.btn-icon {
  padding: 6px 8px;
}

/* ========================================
   TRADINGVIEW-STYLE CHART INTERFACE
   ======================================== */

.tradingview-controls {
  background: #1e222d;
  border: 1px solid #434651;
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Time Period Selector - TradingView Style */
.timeframe-selector {
  display: flex;
  justify-content: center;
  align-items: center;
}

.timeframe-group {
  display: flex;
  gap: 4px;
  background: #2a2e39;
  border-radius: 6px;
  padding: 4px;
}

.timeframe-btn {
  background: transparent;
  border: none;
  color: #787b86;
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 40px;
  text-align: center;
}

.timeframe-btn:hover {
  background: #434651;
  color: #d1d4dc;
}

.timeframe-btn.active {
  background: #2962ff;
  color: #ffffff;
  font-weight: 600;
}

/* Chart Toolbar */
.chart-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.toolbar-section {
  display: flex;
  gap: 16px;
  align-items: center;
}

.tool-group {
  display: flex;
  gap: 2px;
  background: #2a2e39;
  border-radius: 6px;
  padding: 4px;
}

.tool-btn {
  background: transparent;
  border: 1px solid #434651;
  color: #787b86;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  font-size: 14px;
  padding: 0;
}

.tool-btn:hover {
  background: #434651;
  border-color: #787b86;
  color: #d1d4dc;
  transform: scale(1.05);
}

.tool-btn:active {
  transform: scale(0.95);
}

.tool-btn.active {
  background: #2962ff;
  border-color: #2962ff;
  color: #ffffff;
}

.tool-icon {
  font-size: 14px;
  line-height: 1;
}

/* Chart Status Bar */
.chart-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #787b86;
  background: #2a2e39;
  padding: 6px 12px;
  border-radius: 4px;
  border: 1px solid #434651;
}

.status-item {
  font-family: 'Courier New', monospace;
  font-weight: 500;
}

.status-separator {
  color: #434651;
  font-weight: bold;
}

/* Enhanced Chart Container */
.chart-container-large {
  border: 1px solid #434651;
  border-radius: 6px;
  background: #1e222d;
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.chart-container-large::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #2962ff, transparent);
  z-index: 1;
}

/* Override existing chart controls styles */
.chart-controls .zoom-controls,
.chart-controls .chart-tools {
  display: none;
}



/* Responsive design for TradingView controls */
@media (max-width: 768px) {
  .tradingview-controls {
    padding: 8px;
  }

  .chart-toolbar {
    flex-direction: column;
    gap: 8px;
  }

  .toolbar-section {
    justify-content: center;
  }

  .chart-status {
    justify-content: center;
    font-size: 11px;
  }

  .timeframe-group {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .tool-group {
    gap: 1px;
  }

  .tool-btn {
    width: 28px;
    height: 28px;
    font-size: 12px;
  }

  .timeframe-btn {
    padding: 4px 8px;
    font-size: 11px;
    min-width: 32px;
  }
}

/* Dark theme adjustments - align with data-color-scheme */
[data-color-scheme="dark"] .tradingview-controls {
  background: #1a1d1f;
  border-color: #2d3139;
}

[data-color-scheme="dark"] .timeframe-group {
  background: #23262b;
}

[data-color-scheme="dark"] .tool-group {
  background: #23262b;
}

[data-color-scheme="dark"] .chart-status {
  background: #23262b;
  border-color: #2d3139;
  color: #8f949e;
}

[data-color-scheme="dark"] .status-separator {
  color: #2d3139;
}

/* Onboarding overlay for load center */
.globe-onboarding {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  z-index: 25;
}

.onboarding-panel {
  width: min(560px, 92%);
  background: rgba(30,34,45,0.95);
  border: 1px solid #434651;
  border-radius: 10px;
  padding: 16px;
  color: #d1d4dc;
  backdrop-filter: blur(6px);
}

.onboarding-panel h4 {
  margin: 0 0 8px 0;
  color: #d1d4dc;
}

.onboarding-note {
  margin-bottom: 10px;
  color: #9aa0a6;
  font-size: var(--font-size-sm);
}

.onboarding-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

/* Load center chip */
.load-center-chip {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 12;
  background: rgba(30,34,45,0.9);
  border: 1px solid #434651;
  border-radius: 8px;
  padding: 8px 10px;
  color: #d1d4dc;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 220px;
}

.load-center-chip .chip-row {
  display: flex;
  gap: 6px;
  align-items: baseline;
}

.load-center-chip .chip-label {
  color: #9aa0a6;
  font-size: var(--font-size-xs);
}

.load-center-chip .chip-actions {
  display: flex;
  gap: 6px;
}