/**
 * Texas Tree Removal Pros - Stylesheet
 * Optimized for performance, accessibility, and modern aesthetics.
 * Color Palette:
 * - Deep Navy: #142B3B
 * - Forest Green: #245B45
 * - Warm Amber CTA: #F2B544
 * - Off-White Background: #F7F8F5
 * - Dark Body Text: #1F2933
 * - Muted Text: #52616B
 */

:root {
  --color-navy: #142B3B;
  --color-navy-dark: #0D1C27;
  --color-navy-light: #1E3E54;
  --color-forest: #245B45;
  --color-forest-hover: #1B4736;
  --color-amber: #F2B544;
  --color-amber-hover: #D89F33;
  --color-amber-dark: #8C5D08;
  --color-offwhite: #F7F8F5;
  --color-white: #FFFFFF;
  --color-dark-text: #1F2933;
  --color-muted: #52616B;
  --color-border: #E1E6EB;
  --color-border-light: #EDF1F4;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F0F4F7;
  --color-warning-bg: #FFF8E6;
  --color-warning-border: #F7D070;

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --shadow-sm: 0 1px 3px rgba(20, 43, 59, 0.08);
  --shadow-md: 0 4px 12px rgba(20, 43, 59, 0.08), 0 2px 4px rgba(20, 43, 59, 0.04);
  --shadow-lg: 0 12px 28px rgba(20, 43, 59, 0.12), 0 4px 8px rgba(20, 43, 59, 0.06);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --container-max: 1200px;
  --transition: 0.2s ease-in-out;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-dark-text);
  background-color: var(--color-offwhite);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-offwhite);
  padding-bottom: 0;
}

@media (max-width: 768px) {
  body {
    padding-bottom: 74px; /* Space for sticky mobile call bar */
  }
}

/* Accessibility Focus & Skip Link */
:focus-visible {
  outline: 3px solid var(--color-amber);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 12px 20px;
  z-index: 9999;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 16px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  margin-top: 1.5rem;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.45rem);
}

p {
  margin-bottom: 1.15rem;
  color: var(--color-dark-text);
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--color-navy);
  font-weight: 500;
}

a {
  color: var(--color-forest);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

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

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.45rem;
}

strong {
  color: var(--color-navy);
  font-weight: 600;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.section-alt {
  background-color: var(--color-surface-alt);
}

.section-white {
  background-color: var(--color-white);
}

.section-header {
  margin-bottom: 2.25rem;
  max-width: 800px;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #E6EFEA;
  color: var(--color-forest);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

/* Header & Navigation */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  height: 52px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
}

.nav-link {
  text-decoration: none;
  color: var(--color-navy);
  font-weight: 600;
  font-size: 1rem;
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-forest);
  border-bottom-color: var(--color-forest);
}

.header-cta-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-phone-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-amber);
  color: var(--color-navy);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1px solid var(--color-amber-dark);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition), transform var(--transition);
}

.header-phone-btn:hover {
  background-color: var(--color-amber-hover);
  color: var(--color-navy);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-navy);
  font-weight: 700;
}

/* Mobile Nav Drawer */
@media (max-width: 960px) {
  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 1.5rem 20px;
    border-bottom: 2px solid var(--color-forest);
    box-shadow: var(--shadow-lg);
  }

  .main-nav.open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .nav-link {
    display: block;
    padding: 10px 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--color-border-light);
  }

  .header-cta-wrap {
    display: none;
  }
}

/* Breadcrumbs */
.breadcrumbs {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
  font-size: 0.875rem;
}

.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  padding: 0;
  margin: 0;
  gap: 6px;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0;
  color: var(--color-muted);
}

.breadcrumbs li:not(:last-child)::after {
  content: "›";
  font-size: 1rem;
  color: var(--color-muted);
}

.breadcrumbs a {
  color: var(--color-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--color-forest);
  text-decoration: underline;
}

.breadcrumbs li[aria-current="page"] {
  color: var(--color-navy);
  font-weight: 600;
}

/* Disclosure & Banner Notices */
.referral-banner {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 2rem;
  font-size: 0.925rem;
  line-height: 1.5;
  color: #5C4308;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.referral-banner strong {
  color: #382904;
}

.referral-banner svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Hero Section */
.hero {
  background: linear-gradient(180deg, #FFFFFF 0%, #F0F4F7 100%);
  padding: 3.5rem 0 4rem;
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

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

.hero-content h1 {
  margin-bottom: 1.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  min-height: 48px;
}

.btn-primary {
  background-color: var(--color-amber);
  color: var(--color-navy);
  border-color: var(--color-amber-dark);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-amber-hover);
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--color-forest-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

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

.hero-phone-cta {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.hero-phone-cta strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-navy);
}

/* Call Conversion Card / Box */
.cta-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.cta-card-header {
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.cta-card-header h3 {
  color: var(--color-navy);
  margin-bottom: 0.25rem;
}

.cta-phone-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-forest);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 1rem 0;
}

.cta-phone-number:hover {
  color: var(--color-forest-hover);
  text-decoration: underline;
}

/* Grid Systems */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Service & City Cards */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-forest);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: #EBF3EF;
  color: var(--color-forest);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

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

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.card h3 a {
  color: var(--color-navy);
  text-decoration: none;
}

.card h3 a:hover {
  color: var(--color-forest);
}

.card p {
  color: var(--color-muted);
  font-size: 0.95rem;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.card-footer-link {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-forest);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-footer-link:hover {
  color: var(--color-forest-hover);
  text-decoration: underline;
}

/* Content Blocks & Callouts */
.callout-box {
  background-color: var(--color-white);
  border-left: 4px solid var(--color-forest);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin: 1.75rem 0;
  box-shadow: var(--shadow-sm);
}

.callout-box-warning {
  border-left-color: #D89F33;
  background-color: #FFFDF7;
}

.callout-box h3, .callout-box h4 {
  margin-bottom: 0.5rem;
}

/* Process Timeline */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  position: relative;
}

.process-number {
  width: 36px;
  height: 36px;
  background-color: var(--color-navy);
  color: var(--color-amber);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.process-step h4 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* Table Design */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

thead th {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 14px 18px;
  font-weight: 700;
  border-bottom: 2px solid var(--color-forest);
}

tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:nth-child(even) {
  background-color: #FAFBFA;
}

/* FAQs Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.faq-question:hover {
  background-color: #FAFCFA;
  color: var(--color-forest);
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--color-dark-text);
  font-size: 0.975rem;
  line-height: 1.6;
}

.faq-item:not(.active) .faq-answer {
  display: none;
}

/* Final Banner CTA */
.final-cta-section {
  background-color: var(--color-navy);
  color: var(--color-white);
  text-align: center;
  padding: 4.5rem 0;
  position: relative;
  overflow: hidden;
}

.final-cta-section h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.final-cta-section p {
  color: #B5C6D1;
  max-width: 680px;
  margin: 0 auto 2rem;
  font-size: 1.15rem;
}

.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* Footer */
.site-footer {
  background-color: var(--color-navy-dark);
  color: #A0B2C0;
  padding: 4rem 0 2rem;
  font-size: 0.925rem;
  border-top: 4px solid var(--color-forest);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

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

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

.footer-brand h4 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: #8C9EA8;
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: #A0B2C0;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-amber);
  text-decoration: underline;
}

.footer-disclosure {
  background-color: #08121A;
  border: 1px solid #1C2D3A;
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.825rem;
  line-height: 1.55;
  color: #7A8C99;
}

.footer-bottom {
  border-top: 1px solid #1C2D3A;
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
}

/* Mobile Sticky Call Bar */
.sticky-mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-navy);
  border-top: 2px solid var(--color-amber);
  padding: 10px 16px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  z-index: 999;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .sticky-mobile-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
}

.sticky-mobile-text {
  display: flex;
  flex-direction: column;
}

.sticky-mobile-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #B5C6D1;
  font-weight: 700;
}

.sticky-mobile-phone {
  font-size: 1.1rem;
  color: var(--color-white);
  font-weight: 800;
  text-decoration: none;
}

.sticky-mobile-btn {
  background-color: var(--color-amber);
  color: var(--color-navy);
  font-weight: 800;
  font-size: 0.95rem;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--color-amber-dark);
}

.sticky-mobile-btn:active {
  background-color: var(--color-amber-hover);
}

/* Print Styles */
@media print {
  .site-header, .sticky-mobile-cta, .breadcrumbs, .menu-toggle, .final-cta-section {
    display: none !important;
  }
  body {
    background: white;
    color: black;
    padding-bottom: 0;
  }
  a {
    text-decoration: underline;
    color: black;
  }
}