/* =============================================
   HTX HOME IMPROVEMENT — Design Tokens & Styles
   Blue & White palette — Trustworthy & Clean
   Target: Baby boomers, 40+ demographic
   ============================================= */

/* --- FONTS --- */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300..700;1,9..40,300..700&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&display=swap');

/* --- DESIGN TOKENS --- */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --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-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Source Serif 4', Georgia, serif;
  --font-body: 'DM Sans', 'Helvetica Neue', Arial, sans-serif;

  /* Colors — Blue & White palette */
  --color-bg: #F8FAFB;
  --color-surface: #FFFFFF;
  --color-surface-2: #F0F4F7;
  --color-border: #D1DAE3;
  --color-divider: #E2E8EE;

  --color-text: #1A2233;
  --color-text-muted: #5A6A7E;
  --color-text-faint: #9AAABB;
  --color-text-inverse: #FFFFFF;

  --color-primary: #1B5E8A;
  --color-primary-hover: #144A6E;
  --color-primary-active: #0F3852;
  --color-primary-light: #E8F1F8;

  --color-accent: #2D8BC9;
  --color-accent-light: #D6ECFA;

  --color-success: #2A7D4F;
  --color-warning: #B5780A;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(26,34,51,0.06);
  --shadow-md: 0 4px 12px rgba(26,34,51,0.08);
  --shadow-lg: 0 12px 32px rgba(26,34,51,0.12);
}

/* --- BODY & GENERAL --- */
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-text);
  font-weight: 700;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  color: var(--color-primary-hover);
}

/* --- SKIP LINK --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  z-index: 1000;
  font-size: var(--text-sm);
}
.skip-link:focus {
  top: var(--space-2);
}

/* --- HEADER --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s var(--ease-out);
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}
.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  height: 70px;
  width: auto;
  object-fit: contain;
}
@media (min-width: 768px) {
  .logo-img {
    height: 90px;
  }
}

/* Desktop Nav */
.nav-desktop {
  display: none;
}
@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    list-style: none;
  }
  .nav-desktop a {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    padding: var(--space-1) 0;
    position: relative;
  }
  .nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s var(--ease-out);
  }
  .nav-desktop a:hover::after {
    width: 100%;
  }
}

/* Phone CTA in header */
.header-cta {
  display: none;
}
@media (min-width: 768px) {
  .header-cta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-primary);
    color: #fff;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: background var(--transition-interactive),
                transform var(--transition-interactive);
  }
  .header-cta:hover {
    background: var(--color-primary-hover);
    color: #fff;
    transform: translateY(-1px);
  }
  .header-cta:active {
    transform: translateY(0);
  }
  .header-cta svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }
}

/* Mobile hamburger */
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--color-text);
}
@media (min-width: 768px) {
  .mobile-toggle { display: none; }
}
.mobile-toggle svg {
  width: 24px;
  height: 24px;
}

/* Mobile Nav */
.nav-mobile {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid var(--color-divider);
  box-shadow: var(--shadow-lg);
  padding: var(--space-4);
  z-index: 99;
}
.nav-mobile.open {
  display: block;
}
.nav-mobile ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.nav-mobile a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background var(--transition-interactive);
}
.nav-mobile a:hover {
  background: var(--color-surface-2);
  color: var(--color-primary);
}
.nav-mobile .mobile-phone-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: 600;
  text-align: center;
}
.nav-mobile .mobile-phone-cta:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 75vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,34,51,0.82) 0%, rgba(27,94,138,0.65) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-16) var(--space-4) var(--space-12);
  width: 100%;
}
.hero h1 {
  font-size: var(--text-3xl);
  color: #fff;
  margin-bottom: var(--space-4);
  max-width: 14ch;
}
.hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.88);
  max-width: 40ch;
  margin-bottom: var(--space-8);
  line-height: 1.5;
}
.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  min-height: 48px;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn-primary {
  background: #fff;
  color: var(--color-primary);
}
.btn-primary:hover {
  background: #f0f4f7;
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  color: #fff;
}
.btn-blue {
  background: var(--color-primary);
  color: #fff;
}
.btn-blue:hover {
  background: var(--color-primary-hover);
  color: #fff;
  box-shadow: var(--shadow-md);
}
.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* --- TRUST BAR --- */
.trust-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-6) var(--space-4);
}
.trust-bar-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-8);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-align: left;
}
.trust-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.trust-icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}
.trust-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}
.trust-label span {
  display: block;
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

/* --- SECTIONS GENERAL --- */
.section {
  padding: clamp(var(--space-12), 6vw, var(--space-24)) var(--space-4);
}
.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.section-header {
  text-align: left;
  margin-bottom: var(--space-10);
}
.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.section-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}
.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 55ch;
  line-height: 1.6;
}

/* --- SERVICES GRID --- */
.services-section {
  background: var(--color-surface);
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 600px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.service-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.service-card-body {
  padding: var(--space-5);
}
.service-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- WHY US / VALUE SECTION --- */
.why-section {
  background: var(--color-bg);
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .why-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}
.why-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.why-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 300px;
}
.why-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.why-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.why-number {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  font-family: var(--font-display);
}
.why-item h3 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
  font-family: var(--font-body);
  font-weight: 600;
}
.why-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- TESTIMONIALS --- */
.testimonials-section {
  background: var(--color-primary);
  color: #fff;
}
.testimonials-section .section-label {
  color: rgba(255,255,255,0.6);
}
.testimonials-section .section-title {
  color: #fff;
}
.testimonials-section .section-desc {
  color: rgba(255,255,255,0.75);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.testimonial-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-3);
  color: #FFC553;
}
.stars svg {
  width: 18px;
  height: 18px;
}
.testimonial-card blockquote {
  font-size: var(--text-base);
  line-height: 1.6;
  color: rgba(255,255,255,0.92);
  margin-bottom: var(--space-4);
  font-style: italic;
}
.testimonial-author {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
}
.testimonial-location {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
}

/* --- CTA / CONTACT FORM --- */
.contact-section {
  background: var(--color-surface);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}
.contact-info h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}
.contact-info > p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}
.contact-detail-text {
  font-size: var(--text-base);
  font-weight: 500;
}
.contact-detail-text a {
  color: var(--color-text);
  text-decoration: none;
}
.contact-detail-text a:hover {
  color: var(--color-primary);
}
.contact-detail-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: block;
}

/* Form */
.contact-form-card {
  background: #fff;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}
.form-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
  font-family: var(--font-display);
}
.form-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.form-group {
  margin-bottom: var(--space-4);
}
.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  background: var(--color-bg);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  min-height: 48px;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(27,94,138,0.15);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-submit {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive);
  min-height: 52px;
}
.form-submit:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}
.form-submit:active {
  transform: translateY(0);
}
.form-privacy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
  text-align: center;
}
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-8);
}
.form-success.show {
  display: block;
}
.form-success svg {
  width: 56px;
  height: 56px;
  color: var(--color-success);
  margin: 0 auto var(--space-4);
}
.form-success h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.form-success p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* --- SERVICE AREAS --- */
.areas-section {
  background: var(--color-bg);
}
.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (min-width: 600px) {
  .areas-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (min-width: 900px) {
  .areas-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
.area-tag {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}
.area-tag svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* --- FLOATING CTA (mobile) --- */
.floating-cta {
  display: flex;
  position: fixed;
  bottom: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  z-index: 90;
  gap: var(--space-2);
}
@media (min-width: 768px) {
  .floating-cta {
    display: none;
  }
}
.floating-cta a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  min-height: 52px;
  box-shadow: var(--shadow-lg);
}
.floating-call {
  background: var(--color-primary);
  color: #fff;
}
.floating-call:hover {
  background: var(--color-primary-hover);
  color: #fff;
}
.floating-form {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.floating-form:hover {
  background: var(--color-surface-2);
  color: var(--color-primary);
}
.floating-cta svg {
  width: 18px;
  height: 18px;
}

/* --- FOOTER --- */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.75);
  padding: var(--space-12) var(--space-4) var(--space-6);
}
.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}
.footer-logo-img {
  height: 80px;
  width: auto;
  object-fit: contain;
  margin-bottom: var(--space-3);
  filter: brightness(0) invert(1);
}
.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
  max-width: 35ch;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-col a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}
.footer-bottom a {
  color: rgba(255,255,255,0.4);
  text-decoration: none;
}
.footer-bottom a:hover {
  color: rgba(255,255,255,0.7);
}

/* Bottom padding on mobile for floating CTA */
@media (max-width: 767px) {
  .site-footer {
    padding-bottom: calc(var(--space-6) + 80px);
  }
}

/* --- SCROLL REVEAL --- */
@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 60%;
  }
}
@keyframes reveal-fade {
  to { opacity: 1; }
}

/* Fallback for browsers that don't support scroll-driven animations */
@supports not (animation-timeline: scroll()) {
  .fade-in {
    opacity: 1;
  }
}

/* --- JSON-LD HIDDEN --- */
script[type="application/ld+json"] { display: none; }