/* ==========================================================================
   Blue Sky Dumpster Rental - Production CSS
   Lightweight, Mobile-First High-Performance Architecture
   ========================================================================== */

:root {
  --primary: #0c192c;
  --primary-dark: #070f1c;
  --primary-light: #162a4a;
  --accent: #0284c7;
  --accent-dark: #0369a1;
  --accent-light: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.28);
  --success: #10b981;
  --dark: #0f172a;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  color: var(--slate-700);
  background-color: var(--white);
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Universal SVG constraint */
svg {
  max-width: 100%;
  box-sizing: border-box;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3.25rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.75rem, 3vw + 0.5rem, 2.5rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.25rem, 1.6rem);
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-light);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Section Spacing */
.section {
  padding: 60px 0;
}

@media (min-width: 768px) {
  .section {
    padding: 80px 0;
  }
}

.section-alt {
  background-color: var(--slate-50);
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
}

.section-dark {
  background-color: var(--primary);
  color: var(--slate-200);
}

.section-dark h2, 
.section-dark h3, 
.section-dark h4 {
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-block;
  background-color: #e0f2fe;
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-dark .section-tag {
  background-color: rgba(56, 189, 248, 0.2);
  color: var(--accent-light);
}

/* Top Notification / NAP Bar */
.top-bar {
  background-color: var(--primary-dark);
  color: #cbd5e1;
  font-size: 0.875rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.top-info {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.top-info-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Header & Navigation */
.site-header {
  background-color: var(--white);
  border-bottom: 1px solid var(--slate-200);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.brand-logo svg {
  width: 36px;
  height: 36px;
  fill: var(--accent);
  flex-shrink: 0;
}

.nav-menu {
  display: none;
  list-style: none;
  align-items: center;
  gap: 24px;
}

@media (min-width: 900px) {
  .nav-menu {
    display: flex;
  }
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: #334155;
  padding: 6px 0;
  position: relative;
}

.nav-link:hover, 
.nav-link.active {
  color: var(--accent-dark);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent);
  border-radius: 2px;
}

.header-cta {
  display: none;
  align-items: center;
  gap: 16px;
}

@media (min-width: 900px) {
  .header-cta {
    display: flex;
  }
}

.header-phone-box {
  display: flex;
  flex-direction: column;
  text-align: right;
}

.header-phone-box .subtext {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.header-phone-box .phonenum {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary);
}

/* Mobile Toggle */
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 8px;
  color: var(--slate-700);
  cursor: pointer;
}

@media (min-width: 900px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-nav-panel {
  display: none;
  background-color: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: 16px 20px;
}

.mobile-nav-panel.open {
  display: block;
}

.mobile-nav-panel ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.mobile-nav-panel .nav-link {
  display: block;
  font-size: 1.1rem;
  padding: 8px 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  min-height: 48px;
  text-align: center;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
  background-color: var(--accent-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--accent-glow);
}

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

.btn-navy:hover {
  background-color: var(--primary-light);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border-color: var(--white);
}

/* Hero Section */
.hero,
.hero-section {
  background: linear-gradient(135deg, #070f1c 0%, #0c192c 50%, #162a4a 100%);
  color: var(--white);
  padding: 60px 0 70px;
  position: relative;
  overflow: hidden;
}

.hero::before,
.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.22), transparent 45%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.hero h1,
.hero-section h1 {
  color: var(--white);
}

.hero-badge,
.badge-trust {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--accent-light);
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.hero-lead,
.hero-subtitle {
  color: #e2e8f0;
  font-size: 1.15rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero-trust-list,
.trust-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.hero-trust-item,
.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-trust-item svg,
.trust-pill svg {
  width: 18px !important;
  height: 18px !important;
  min-width: 18px !important;
  max-width: 18px !important;
  min-height: 18px !important;
  max-height: 18px !important;
  fill: #38bdf8 !important;
  flex-shrink: 0;
  display: inline-block;
}

/* Quick Quote Card */
.quote-card,
.hero-form-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-lg);
  color: var(--dark);
}

.quote-card h3 {
  color: var(--primary);
  margin-bottom: 4px;
}

.quote-card p {
  font-size: 0.9rem;
  margin-bottom: 18px;
  color: var(--slate-600);
}

.form-group,
.quote-form-group {
  margin-bottom: 14px;
}

.form-label,
.quote-form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--slate-700);
  margin-bottom: 5px;
}

.form-input,
.form-select,
.quote-form-group select,
.quote-form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background-color: #fff;
  color: var(--dark);
  transition: border-color var(--transition-fast);
}

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

/* Proof Matrix Grid */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  text-align: center;
}

@media (min-width: 768px) {
  .proof-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.proof-item {
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.proof-number {
  display: block;
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 6px;
}

.proof-label {
  font-size: 0.85rem;
  color: #94a3b8;
  font-weight: 600;
}

/* Feature & Sizing Cards */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

.card-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--slate-100);
  color: var(--slate-700);
  margin-bottom: 12px;
  align-self: flex-start;
}

.service-card.featured {
  border: 2px solid var(--accent);
  background-color: #f0f9ff;
}

.service-card.featured .card-badge {
  background: var(--accent);
  color: var(--white);
}

/* Accordion FAQs */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 20px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--accent);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question::after {
  content: "−";
}

.faq-answer {
  display: none;
  padding: 0 20px 20px;
  color: var(--slate-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Footer */
.site-footer {
  background-color: var(--primary-dark);
  color: #94a3b8;
  padding: 60px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-light);
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  fill: var(--accent-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: #64748b;
}

/* Mobile Sticky Call Bar (< 768px) */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--primary-dark);
  border-top: 2px solid var(--accent);
  padding: 10px 16px;
  z-index: 999;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
}

@media (max-width: 767px) {
  .mobile-call-bar {
    display: flex;
  }
  body {
    padding-bottom: 68px;
  }
}

.mobile-call-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 48px;
  background-color: var(--accent);
  color: var(--white);
  font-weight: 800;
  font-size: 1.1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.mobile-call-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}