/*
========================================
Unified Design System - Theme Variables
Miramichi Intelligent Automations
========================================
*/

/* ===== Design Tokens ===== */
:root {
  /* --- Backgrounds --- */
  --bg-primary: #ffffff;
  --bg-elevated: #fafafa;
  --bg-card: #ffffff;
  --bg-section: #f8f9fa;

  /* --- Text Colors --- */
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --text-white: #ffffff;

  /* --- Border & Dividers --- */
  --border-light: #e5e7eb;
  --border-medium: #d1d5db;
  --border-dark: #9ca3af;

  /* --- Brand Colors --- */
  --color-primary: #1976d2;
  --color-primary-light: #64b5f6;
  --color-primary-dark: #1565c0;
  --color-primary-alpha-12: rgba(25, 118, 210, 0.12);
  --color-accent: #ffc107;
  --color-accent-light: #ffd54f;

  /* --- Semantic Colors --- */
  --color-success: #2e7d32;
  --color-success-light: #81c784;
  --color-warning: #ffb74d;
  --color-warning-light: #ffcc80;
  --color-error: #ef5350;
  --color-error-light: #ef9a9a;
  --color-info: #0288d1;

  /* --- Interactive States --- */
  --color-link: #1565c0;
  --color-link-hover: #0d47a1;

  /* --- Chip/Badge Colors --- */
  --chip-bg: #0d47a1;
  --chip-text: #e3f2fd;

  /* --- Overlays & Backdrops --- */
  --overlay-light: rgba(0, 0, 0, 0.4);
  --overlay-dark: rgba(0, 0, 0, 0.6);
  --backdrop-blur: blur(8px);

  /* --- Shadows --- */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.12);

  /* --- Card/Component Shadows --- */
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-nav: 0 2px 10px rgba(0, 0, 0, 0.08);

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-all: all 200ms ease;

  /* --- Border Radius --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 999px;

  /* --- Spacing (optional but recommended) --- */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* --- Z-index layers --- */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;

  /* --- Progress/Rail Colors --- */
  --rail-bg: #d1d5db;
  --progress-bg: var(--color-success);

  /* --- Chat-specific (for contact.html & beta_tester17.html) --- */
  --chat-bg: #f6f7f9;
  --chat-user-bg: var(--color-primary-alpha-12);
  --chat-user-border: var(--color-primary);
  --chat-bot-bg: var(--bg-card);
  --chat-bot-border: var(--border-light);

  /* --- Input fields --- */
  --input-bg: #ffffff;
  --input-border: var(--border-medium);
  --input-border-focus: var(--color-primary);
  --input-text: var(--text-primary);
  --input-placeholder: var(--text-muted);
}

/* ===== Dark Theme Overrides ===== */
html[data-theme="dark"] {
  /* --- Backgrounds --- */
  --bg-primary: #0b0f14;
  --bg-elevated: #101621;
  --bg-card: #0f1520;
  --bg-section: #0d1117;

  /* --- Text Colors --- */
  --text-primary: #e5e7eb;
  --text-secondary: #9aa6b2;
  --text-muted: #6b7280;
  --text-white: #ffffff;

  /* --- Borders --- */
  --border-light: #223042;
  --border-medium: #2a3a4d;
  --border-dark: #3a4a5d;

  /* --- Brand Colors (adjusted for dark mode readability) --- */
  --color-primary: #64b5f6;
  --color-primary-light: #90caf9;
  --color-primary-dark: #42a5f5;
  --color-primary-alpha-12: rgba(100, 181, 246, 0.12);
  --color-accent: #ffd54f;
  --color-accent-light: #ffe082;

  /* --- Semantic Colors --- */
  --color-success: #81c784;
  --color-success-light: #a5d6a7;
  --color-warning: #ffcc80;
  --color-warning-light: #ffd89b;
  --color-error: #ef9a9a;
  --color-error-light: #ffcdd2;
  --color-info: #4fc3f7;

  /* --- Interactive --- */
  --color-link: #90caf9;
  --color-link-hover: #bbdefb;

  /* --- Chip/Badge --- */
  --chip-bg: #90caf9;
  --chip-text: #0b0f14;

  /* --- Overlays --- */
  --overlay-light: rgba(0, 0, 0, 0.55);
  --overlay-dark: rgba(0, 0, 0, 0.75);

  /* --- Shadows (darker for dark mode) --- */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6);

  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.45);
  --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.55);
  --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.5);

  /* --- Progress/Rail --- */
  --rail-bg: #2a3a4d;
  --progress-bg: var(--color-success);

  /* --- Chat-specific (dark mode) --- */
  --chat-bg: #0e141c;
  --chat-user-bg: rgba(100, 181, 246, 0.10);
  --chat-user-border: #64b5f6;
  --chat-bot-bg: #121821;
  --chat-bot-border: #263240;

  /* --- Inputs (dark) --- */
  --input-bg: var(--bg-card);
  --input-border: var(--border-medium);
  --input-border-focus: var(--color-primary);
  --input-text: var(--text-primary);
  --input-placeholder: var(--text-muted);
}

/* ===== Base Application of Theme Variables ===== */
html,
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  line-height: 1.7;
  transition: background-color var(--transition-base), color var(--transition-base);
}

a {
  color: var(--color-link);
  transition: color var(--transition-fast);
}

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

/* --- Card Components --- */
.card,
.card-panel {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

/* --- Navigation --- */
nav {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-nav);
}

nav .brand-logo,
nav ul a {
  color: var(--text-primary);
}

nav ul a:hover {
  background-color: var(--color-primary-alpha-12);
  color: var(--color-primary);
}

nav ul li.active a {
  background-color: var(--color-primary-alpha-12);
  color: var(--color-primary);
}

.dropdown-content {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
}

.dropdown-content li > a {
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.dropdown-content li > a:hover {
  background-color: var(--color-primary-alpha-12);
}

/* --- Sidenav (mobile menu) --- */
.sidenav {
  background-color: var(--bg-primary);
}

.sidenav a {
  color: var(--text-primary);
}

.sidenav .sidenav-subheading {
  color: var(--text-muted);
}

.sidenav .sidenav-divider {
  border-top: 1px solid var(--border-light);
}

/* --- Footer --- */
.page-footer {
  background-color: var(--bg-elevated);
  color: var(--text-primary);
  border-top: 1px solid var(--border-light);
}

.page-footer .white-text,
.page-footer h5,
.page-footer h6 {
  color: var(--text-primary) !important;
}

.footer-links a {
  color: var(--color-link);
}

/* --- Hero Sections (standardized) --- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--border-light);
}

.hero .overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-light);
  backdrop-filter: saturate(120%) contrast(110%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 48px 24px;
}

/* --- Buttons --- */
.btn,
.btn-large,
.btn-small {
  transition: var(--transition-all);
  box-shadow: var(--shadow-sm);
}

.btn:hover,
.btn-large:hover,
.btn-small:hover {
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background-color: var(--color-primary) !important;
  color: var(--text-white) !important;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-dark) !important;
}

.btn-accent {
  background-color: var(--color-accent) !important;
  color: var(--text-primary) !important;
}

.nav-contact.btn,
.nav-contact-mobile.btn {
  background-color: var(--color-primary) !important;
  color: var(--text-white) !important;
}

/* --- Form Inputs --- */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="search"],
textarea,
select {
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--input-text);
  transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
textarea:focus {
  border-color: var(--input-border-focus);
  background-color: var(--input-bg);
}

input::placeholder,
textarea::placeholder {
  color: var(--input-placeholder);
}

/* --- Chips & Badges --- */
.chip {
  background-color: var(--chip-bg);
  color: var(--chip-text);
}

.badge {
  background-color: var(--color-primary);
  color: var(--text-white);
}

/* --- Progress Bars --- */
.progress {
  background-color: var(--rail-bg);
}

.progress .determinate,
.progress .indeterminate {
  background-color: var(--progress-bg);
}

/* --- Modals --- */
.modal {
  background-color: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-xl);
}

.modal .modal-footer {
  background-color: var(--bg-elevated);
  border-top: 1px solid var(--border-light);
}

/* --- Tables --- */
table {
  background-color: var(--bg-card);
  color: var(--text-primary);
}

table thead {
  border-bottom: 2px solid var(--border-medium);
}

table tbody tr {
  border-bottom: 1px solid var(--border-light);
}

table.striped tbody tr:nth-child(odd) {
  background-color: var(--bg-elevated);
}

/* --- Collapsible / Accordion --- */
.collapsible {
  border-top: 1px solid var(--border-light);
  border-right: 1px solid var(--border-light);
  border-left: 1px solid var(--border-light);
}

.collapsible-header {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

.collapsible-body {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
}

/* --- Utility Classes --- */
.border-light {
  border-color: var(--border-light) !important;
}

.text-primary {
  color: var(--text-primary) !important;
}

.text-secondary {
  color: var(--text-secondary) !important;
}

.text-muted {
  color: var(--text-muted) !important;
}

.bg-elevated {
  background-color: var(--bg-elevated) !important;
}

.bg-card {
  background-color: var(--bg-card) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

.shadow-md {
  box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
  box-shadow: var(--shadow-lg) !important;
}

/* ===== Import Animations & Micro-interactions ===== */
@import url('animations.css');