/* ============================================
   Edge Controls Work Request Portal
   Dark Industrial Theme
   ============================================ */

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

:root {
  /* Brand Colors — dark industrial palette */
  --ec-black: #0a0e13;
  --ec-navy: #0f1923;
  --ec-dark: #141c28;
  --ec-steel: #1a2538;
  --ec-panel: #1e2a3e;
  --ec-panel-light: #243347;
   --ec-cyan: #4a9bb5;
  --ec-cyan-hover: #5aacca;
  --ec-cyan-glow: rgba(91, 192, 222, 0.15);
  --ec-cyan-subtle: rgba(91, 192, 222, 0.06);
  --ec-orange: #c4683a;
  --ec-orange-hover: #d67a4a;
  --ec-orange-glow: rgba(232, 118, 43, 0.15);
  --ec-white: #ffffff;
  --ec-off-white: #e8ecf1;
  --ec-gray-100: #c8d0da;
  --ec-gray-200: #8a96a8;
  --ec-gray-300: #6b7a8d;
  --ec-gray-400: #4a5568;
  --ec-gray-500: #2d3a4a;
  --ec-success: #2ea44f;
  --ec-warning: #d4a017;
  --ec-danger: #d73a49;

  /* Typography */
  --font-heading: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'DM Sans', 'Segoe UI', system-ui, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Layout */
  --max-width: 1100px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.3), 0 0 1px rgba(91,192,222,0.1);
  --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.5), 0 0 1px rgba(91,192,222,0.2);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--ec-off-white);
  background: var(--ec-black);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ec-cyan);
  text-decoration: none;
}

a:hover {
  color: var(--ec-cyan-hover);
}

/* --- Header --- */
.site-header {
  background: rgba(10, 14, 19, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--ec-white);
  padding: var(--space-md) var(--space-xl);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(91, 192, 222, 0.1);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header-brand a {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: inherit;
  text-decoration: none;
}

.header-brand a:hover {
  color: inherit;
}

.header-logo {
  height: 48px;
  width: auto;
}

.header-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ec-white);
}

.header-subtitle {
  font-size: 0.75rem;
  color: var(--ec-gray-200);
  font-weight: 400;
  margin-top: 2px;
  letter-spacing: 0.02em;
}

.header-nav {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.header-nav a {
  color: var(--ec-gray-200);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.2s;
}

.header-nav a:hover {
  color: var(--ec-white);
}

.header-phone {
  color: var(--ec-cyan) !important;
  font-weight: 600 !important;
}

.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(91, 192, 222, 0.3);
  border-radius: var(--radius-sm);
  color: var(--ec-cyan) !important;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s;
  background: rgba(91, 192, 222, 0.05);
}

.btn-login:hover {
  background: rgba(91, 192, 222, 0.12);
  border-color: var(--ec-cyan);
  color: var(--ec-white) !important;
}

.btn-login svg {
  width: 16px;
  height: 16px;
}

/* --- Hero Section --- */
.hero {
  background: var(--ec-dark);
  color: var(--ec-white);
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 30% 50%, rgba(91, 192, 222, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(91, 192, 222, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

/* Subtle grid pattern */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(91, 192, 222, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 192, 222, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.hero p {
  font-size: 1.05rem;
  color: var(--ec-gray-100);
  max-width: 550px;
  margin: 0 auto;
  line-height: 1.7;
}

/* --- Cards Section --- */
.request-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
  position: relative;
}

.section-label {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ec-gray-200);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-lg);
}

.request-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-md);
}

.request-card {
  background: var(--ec-panel);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(91, 192, 222, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.request-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.request-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.request-card.service::before {
  background: linear-gradient(90deg, var(--ec-cyan), rgba(91, 192, 222, 0.3));
}

.request-card.service:hover {
  border-color: rgba(91, 192, 222, 0.2);
}

.request-card.new-build::before {
  background: linear-gradient(90deg, var(--ec-orange), rgba(232, 118, 43, 0.3));
}

.request-card.new-build:hover {
  border-color: rgba(232, 118, 43, 0.2);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.card-icon.service-icon {
  background: var(--ec-cyan-glow);
  color: var(--ec-cyan);
}

.card-icon.new-build-icon {
  background: var(--ec-orange-glow);
  color: var(--ec-orange);
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.request-card h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--ec-white);
}

.request-card p {
  color: var(--ec-gray-200);
  font-size: 0.9rem;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.card-features {
  list-style: none;
  margin-bottom: var(--space-xl);
}

.card-features li {
  padding: var(--space-xs) 0;
  font-size: 0.85rem;
  color: var(--ec-gray-200);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-features li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.request-card.service .card-features li::before {
  background: var(--ec-cyan);
  box-shadow: 0 0 6px var(--ec-cyan-glow);
}

.request-card.new-build .card-features li::before {
  background: var(--ec-orange);
  box-shadow: 0 0 6px var(--ec-orange-glow);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.btn-primary {
  background: var(--ec-cyan);
  color: var(--ec-navy);
}

.btn-primary:hover {
  background: var(--ec-cyan-hover);
  color: var(--ec-navy);
  box-shadow: 0 4px 16px rgba(91, 192, 222, 0.3);
}

.btn-accent {
  background: var(--ec-orange);
  color: var(--ec-white);
}

.btn-accent:hover {
  background: var(--ec-orange-hover);
  color: var(--ec-white);
  box-shadow: 0 4px 16px rgba(232, 118, 43, 0.3);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* --- Emergency Banner --- */
.emergency-banner {
  background: linear-gradient(90deg, var(--ec-danger), #b52d3a);
  color: var(--ec-white);
  text-align: center;
  padding: var(--space-sm) var(--space-xl);
}

.emergency-banner p {
  font-size: 0.85rem;
  font-weight: 500;
}

.emergency-banner strong {
  font-weight: 700;
}

.emergency-banner a {
  color: var(--ec-white);
  text-decoration: underline;
  font-weight: 700;
}

/* --- Info Section --- */
.info-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl) var(--space-3xl);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.info-item {
  text-align: center;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--ec-panel);
  border: 1px solid rgba(91, 192, 222, 0.06);
}

.info-item h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ec-cyan);
  margin-bottom: var(--space-sm);
}

.info-item p {
  font-size: 0.85rem;
  color: var(--ec-gray-200);
  line-height: 1.6;
}

/* --- Footer --- */
.site-footer {
  background: rgba(10, 14, 19, 0.95);
  color: var(--ec-gray-300);
  padding: var(--space-xl);
  text-align: center;
  margin-top: auto;
  font-size: 0.8rem;
  border-top: 1px solid rgba(91, 192, 222, 0.08);
}

.site-footer a {
  color: var(--ec-gray-200);
}

/* --- Forms (shared across form pages) --- */
.form-container {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
}

.form-card {
  background: var(--ec-panel);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(91, 192, 222, 0.08);
}

.form-section-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ec-cyan);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(91, 192, 222, 0.12);
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ec-gray-100);
  margin-bottom: var(--space-xs);
}

.form-group .hint {
  font-size: 0.8rem;
  color: var(--ec-gray-300);
  font-weight: 400;
  margin-top: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--ec-gray-400);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ec-off-white);
  background: var(--ec-dark);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--ec-gray-400);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--ec-cyan);
  box-shadow: 0 0 0 3px var(--ec-cyan-glow);
}

.form-group select option {
  background: var(--ec-dark);
  color: var(--ec-off-white);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input[type="file"] {
  border: 2px dashed var(--ec-gray-400);
  padding: var(--space-lg);
  text-align: center;
  cursor: pointer;
  background: var(--ec-steel);
}

.form-group input[type="file"]:hover {
  border-color: var(--ec-cyan);
  background: rgba(91, 192, 222, 0.05);
}

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

.urgency-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.urgency-option {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 1px solid var(--ec-gray-400);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.urgency-option:hover {
  border-color: var(--ec-cyan);
  background: var(--ec-cyan-subtle);
}

.urgency-option input[type="radio"] {
  width: auto;
  margin-top: 3px;
}

.urgency-option .urgency-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ec-off-white);
}

.urgency-option .urgency-desc {
  font-size: 0.8rem;
  color: var(--ec-gray-200);
}

.urgency-option.emergency {
  border-color: rgba(215, 58, 73, 0.3);
}

.urgency-option.emergency:hover {
  border-color: var(--ec-danger);
  background: rgba(215, 58, 73, 0.05);
}

/* --- Status messages --- */
.status-message {
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-top: var(--space-md);
}

.status-message.success {
  background: rgba(46, 164, 79, 0.12);
  color: var(--ec-success);
  border: 1px solid rgba(46, 164, 79, 0.25);
}

.status-message.error {
  background: rgba(215, 58, 73, 0.12);
  color: var(--ec-danger);
  border: 1px solid rgba(215, 58, 73, 0.25);
}

/* --- Loading spinner --- */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* --- Customer Login Page --- */
.login-container {
  max-width: 420px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-card {
  background: var(--ec-panel);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(91, 192, 222, 0.1);
  text-align: center;
}

.login-card .header-logo {
  height: 64px;
  margin-bottom: var(--space-lg);
}

.login-card h1 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ec-white);
  margin-bottom: var(--space-xs);
}

.login-card .login-subtitle {
  color: var(--ec-gray-200);
  font-size: 0.9rem;
  margin-bottom: var(--space-2xl);
}

.login-card .form-group {
  text-align: left;
}

.login-card .btn-primary {
  margin-top: var(--space-md);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .request-cards {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .header-nav {
    gap: var(--space-md);
  }

  .header-nav .nav-link-text {
    display: none;
  }

  .request-section {
    padding: var(--space-2xl) var(--space-md);
  }

  .form-container {
    padding: var(--space-lg) var(--space-md);
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--space-2xl) var(--space-md);
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .request-card {
    padding: var(--space-lg);
  }

  .header-nav a:not(.btn-login):not(.header-phone) {
    display: none;
  }
}