/* ============================================
   Roofsy — Tulsa Area Roof Inspections
   Mobile-first, plain CSS, premium home services
   ============================================ */

:root {
  /* Brand colors */
  --color-primary: #1f3b5f;
  --color-navy: #1f3b5f;
  --color-navy-dark: #172d48;
  --color-navy-muted: #2d4a6f;
  --color-accent: #3bb54a;
  --color-accent-dark: #32a03f;
  --color-blue: #2563eb;
  --color-blue-light: #3b82f6;
  --color-blue-muted: #eff6ff;
  --color-white: #ffffff;
  --color-off-white: #f5f7fa;
  --color-gray-50: #f5f7fa;
  --color-gray-100: #eef1f5;
  --color-gray-200: #e2e8f0;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --shadow: 0 2px 8px rgba(31, 59, 95, 0.04);
  --shadow-md: 0 4px 20px rgba(31, 59, 95, 0.06);
  --shadow-lg: 0 8px 32px rgba(31, 59, 95, 0.08);
  --shadow-btn: 0 4px 16px rgba(59, 181, 74, 0.28);
  --transition: 0.2s ease;
  --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-btn: 0.28s cubic-bezier(0.33, 1, 0.68, 1);
  /* Spacing scale */
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-18: 4.5rem;
  --space-20: 5rem;
  --space-24: 6rem;
  /* Typography */
  --text-body: 1rem;
  --text-lead: 1.0625rem;
  --text-h2: 1.375rem;
  --text-h1: 1.75rem;
  --text-hero: 2rem;
  --line-tight: 1.3;
  --line-body: 1.6;
  --line-relaxed: 1.65;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: var(--text-body);
  line-height: var(--line-body);
  color: var(--color-gray-800);
  background: var(--color-off-white);
}

.container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

/* ----- Header ----- */
.site-header {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: var(--shadow-md);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.logo {
  display: block;
  line-height: 0;
  text-decoration: none;
}

.logo img {
  display: block;
  height: 44px;
  width: 44px;
  object-fit: contain;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}

.nav a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: var(--space-2) 0;
  transition: color var(--transition);
}

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

/* ----- Hero ----- */
.hero {
  color: var(--color-white);
  padding: var(--space-12) 0 var(--space-16);
  position: relative;
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: center;
}

/* Banner image layer */
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--color-navy) url("assets/hero-banner.png") center center / cover no-repeat;
  z-index: 0;
}

/* Navy overlay for text readability */
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31, 59, 95, 0.88) 0%, rgba(31, 59, 95, 0.75) 40%, rgba(23, 45, 72, 0.65) 100%);
  z-index: 1;
}

/* Subtle roof-line accent */
.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 28px;
  background: var(--color-white);
  clip-path: polygon(0 100%, 2% 0, 4% 100%, 6% 0, 8% 100%, 10% 0, 12% 100%, 14% 0, 16% 100%, 18% 0, 20% 100%, 22% 0, 24% 100%, 26% 0, 28% 100%, 30% 0, 32% 100%, 34% 0, 36% 100%, 38% 0, 40% 100%, 42% 0, 44% 100%, 46% 0, 48% 100%, 50% 0, 52% 100%, 54% 0, 56% 100%, 58% 0, 60% 100%, 62% 0, 64% 100%, 66% 0, 68% 100%, 70% 0, 72% 100%, 74% 0, 76% 100%, 78% 0, 80% 100%, 82% 0, 84% 100%, 86% 0, 88% 100%, 90% 0, 92% 100%, 94% 0, 96% 100%, 98% 0, 100% 100%);
  opacity: 0.12;
  z-index: 2;
}

.hero-content,
.hero .container {
  position: relative;
  z-index: 3;
}

.hero h1 {
  margin: 0 0 var(--space-5);
  font-size: var(--text-h1);
  font-weight: 700;
  line-height: var(--line-tight);
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.hero-subhead {
  margin: 0 0 var(--space-8);
  font-size: var(--text-lead);
  line-height: var(--line-relaxed);
  opacity: 0.92;
  max-width: 40ch;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

.hero-reassurance {
  margin: var(--space-6) 0 0;
  font-size: 0.875rem;
  line-height: var(--line-relaxed);
  opacity: 0.9;
  max-width: 36ch;
}

/* Subtle green glow behind hero CTAs */
.hero-ctas::before {
  content: "";
  position: absolute;
  bottom: -1.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  max-width: 320px;
  height: 100px;
  background: radial-gradient(ellipse at center, rgba(59, 181, 74, 0.18) 0%, transparent 72%);
  pointer-events: none;
  z-index: -1;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: transform var(--transition-btn), box-shadow var(--transition-btn), background-color var(--transition-btn), border-color var(--transition-btn);
  text-align: center;
  cursor: pointer;
  letter-spacing: 0.01em;
}

/* Main CTA (hero): green accent — polished */
.hero .btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  box-shadow: var(--shadow-btn);
  padding: var(--space-4) var(--space-8);
  min-height: 52px;
}

.hero .btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(59, 181, 74, 0.32);
}

.hero .btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 12px rgba(59, 181, 74, 0.28);
}

.hero .btn-secondary {
  padding: var(--space-4) var(--space-8);
  min-height: 52px;
  border: 2px solid rgba(255, 255, 255, 0.65);
}

.hero .btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.hero .btn-secondary:active {
  transform: translateY(0);
}

/* Other primary buttons (e.g. contact) stay navy */
.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
  border: none;
  box-shadow: 0 4px 16px rgba(31, 59, 95, 0.22);
}

.btn-primary:hover {
  background: var(--color-navy-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(31, 59, 95, 0.28);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* ----- Trust ----- */
.trust {
  padding: var(--space-20) 0;
  background: var(--color-off-white);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.trust-copy {
  margin: 0 auto var(--space-8);
  font-size: 1.0625rem;
  line-height: var(--line-relaxed);
  color: var(--color-gray-700);
  text-align: center;
  max-width: 40ch;
}

.trust-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.trust-bullets li {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-gray-700);
}

.trust-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 50%;
  position: relative;
}

.trust-icon::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 4px;
  width: 5px;
  height: 10px;
  border: solid var(--color-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ----- Section titles ----- */
.section-label {
  margin: 0 0 var(--space-2);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-gray-500);
}

.services h2,
.service-area h2,
.how-it-works h2,
.faq h2,
.contact h2 {
  margin: 0 0 var(--space-8);
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-navy);
}

/* Green underline accent on section headings */
.services h2,
.how-it-works h2,
.service-area h2,
.faq h2 {
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-accent);
  margin-bottom: var(--space-8);
}

/* ----- Services (cards) ----- */
.services {
  padding: var(--space-20) 0;
}

.services-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
}

.service-card {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius);
  color: var(--color-gray-700);
  font-size: 1rem;
  box-shadow: var(--shadow);
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.service-card::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: var(--space-3);
  background: var(--color-accent);
  border-radius: 50%;
  vertical-align: middle;
}

.service-card:hover {
  border-color: var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

/* ----- Service area ----- */
.service-area {
  padding: var(--space-20) 0;
  background: var(--color-gray-100);
}

.area-intro {
  margin: 0 0 var(--space-6);
  font-size: 1rem;
  color: var(--color-gray-600);
  line-height: var(--line-relaxed);
}

.area-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.area-list li {
  margin: 0;
  padding: var(--space-4) var(--space-5);
  background: var(--color-white);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-navy);
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid rgba(31, 59, 95, 0.06);
}

/* ----- How it works (step cards) ----- */
.how-it-works {
  padding: var(--space-20) 0;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-5);
}

.step-card {
  margin: 0;
  padding: var(--space-6) var(--space-6) var(--space-6) calc(var(--space-6) + 2.5rem);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  color: var(--color-gray-700);
  font-size: 1rem;
  line-height: var(--line-relaxed);
  box-shadow: var(--shadow);
  position: relative;
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

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

.step-num {
  position: absolute;
  left: var(--space-5);
  top: var(--space-5);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.step-card strong {
  color: var(--color-navy);
}

/* ----- FAQ (card per item) ----- */
.faq {
  padding: var(--space-20) 0;
  background: var(--color-off-white);
}

.faq-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
}

.faq-item {
  margin: 0;
  padding: 0;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

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

.faq-item dt {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--color-navy);
  line-height: var(--line-tight);
  border-bottom: 1px solid var(--color-gray-100);
}

.faq-item dd {
  margin: 0;
  padding: var(--space-4) var(--space-6) var(--space-5);
  font-size: 0.9375rem;
  line-height: var(--line-relaxed);
  color: var(--color-gray-700);
}

/* ----- Contact / Request section ----- */
.contact {
  padding: var(--space-20) 0 var(--space-24);
}

.contact-intro {
  margin: 0 0 var(--space-6);
  font-size: 1rem;
  line-height: var(--line-relaxed);
  color: var(--color-gray-700);
}

.contact-cta-wrap {
  margin: 0 0 var(--space-6);
}

.contact-cta-wrap .btn {
  min-width: 260px;
  max-width: 100%;
}

.contact-cta-wrap .btn-primary {
  background: var(--color-accent);
  box-shadow: 0 4px 14px rgba(59, 181, 74, 0.35);
}

.contact-cta-wrap .btn-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 8px 24px rgba(59, 181, 74, 0.32);
}

/* ----- Footer ----- */
.site-footer {
  background: var(--color-navy-dark);
  color: var(--color-white);
  padding: var(--space-10) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: center;
  text-align: center;
}

.footer-brand-block {
  margin: 0;
}

.footer-brand {
  margin: 0 0 var(--space-2);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.footer-area {
  margin: 0 0 var(--space-3);
  font-size: 0.9375rem;
  opacity: 0.85;
}

.footer-disclaimer {
  margin: 0;
  font-size: 0.8125rem;
  line-height: var(--line-relaxed);
  opacity: 0.75;
  max-width: 32ch;
}

.footer-nav {
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

/* ----- Privacy page ----- */
.privacy-main {
  padding: var(--space-12) 0 var(--space-16);
}

.privacy-main .container,
.privacy-content {
  max-width: 640px;
}

.privacy-main h1 {
  margin: 0 0 var(--space-2);
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-navy);
}

.privacy-updated {
  margin: 0 0 var(--space-10);
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.privacy-main h2 {
  margin: var(--space-10) 0 var(--space-3);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-navy);
}

.privacy-main h2:first-of-type {
  margin-top: var(--space-8);
}

.privacy-main p {
  margin: 0 0 var(--space-5);
  font-size: 0.9375rem;
  line-height: var(--line-relaxed);
  color: var(--color-gray-700);
}

.link-back {
  display: inline-block;
  margin-top: var(--space-8);
  color: var(--color-navy);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--transition);
}

.link-back:hover {
  color: var(--color-accent);
}

/* ----- Responsive: 480px ----- */
@media (min-width: 480px) {
  .area-list {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .area-list li {
    padding: var(--space-5) var(--space-6);
  }
}

/* ----- Responsive: 600px ----- */
@media (min-width: 600px) {
  .container {
    padding: 0 var(--space-8);
    max-width: 720px;
  }

  .hero {
    padding: var(--space-16) 0 var(--space-20);
    min-height: 420px;
  }

  .hero h1 {
    font-size: 2.125rem;
    max-width: none;
  }

  .hero-subhead {
    font-size: 1.125rem;
    max-width: 44ch;
  }

  .hero-ctas {
    gap: var(--space-5);
  }

  .btn {
    padding: var(--space-4) var(--space-8);
    min-height: 52px;
  }

  .trust {
    padding: var(--space-24) 0;
  }

  .trust-copy {
    font-size: 1.125rem;
    max-width: 42ch;
  }

  .trust-bullets {
    max-width: 360px;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }

  .services,
  .service-area,
  .how-it-works,
  .faq {
    padding: var(--space-24) 0;
  }

  .services h2,
  .service-area h2,
  .how-it-works h2,
  .faq h2,
  .contact h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-10);
  }

  .services-list {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .service-card::before {
    margin-right: var(--space-4);
  }

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

  .steps {
    gap: var(--space-6);
  }

  .step-card {
    padding-left: calc(var(--space-8) + 2.5rem);
  }

  .step-num {
    left: var(--space-6);
    top: var(--space-6);
    width: 2.25rem;
    height: 2.25rem;
    font-size: 0.9375rem;
  }

  .contact {
    padding: var(--space-24) 0;
  }

  .site-footer {
    padding: var(--space-12) 0;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .footer-nav {
    padding-top: 0;
    border-top: none;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    padding-left: var(--space-8);
  }
}

/* ----- Responsive: 900px ----- */
@media (min-width: 900px) {
  .container {
    max-width: 800px;
    padding: 0 var(--space-10);
  }

  .hero {
    padding: var(--space-20) 0 var(--space-20);
    min-height: 460px;
  }

  .hero h1 {
    font-size: 2.5rem;
    line-height: 1.2;
  }

  .hero-subhead {
    font-size: 1.1875rem;
  }

  .area-list {
    grid-template-columns: repeat(4, 1fr);
  }
}