/* ============================================
   MOBILEDOG — Consumer-Facing Site v3
   Brand: sky blue #429BCD, white, charcoal #2F2B36
   All QA fixes applied: 44px tap targets,
   van-led hero, lazy video, nav height fix
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --sky-blue: #429BCD;
  --sky-blue-light: #63ACF3;
  --sky-blue-lighter: #B1D5F9;
  --sky-blue-dark: #2E7DA8;
  --sky-blue-tint: #EBF5FC;
  --blue-gradient: linear-gradient(135deg, #429BCD 0%, #63ACF3 100%);
  --charcoal: #2F2B36;
  --charcoal-light: #3D3845;
  --black: #0A0910;
  --white: #FFFFFF;
  --light-gray: #F7F7F7;
  --mid-gray: #E5E8EC;
  --gray: #9B9BA8;
  --gray-dark: #5A5765;
  --accent-gold: #C4933F;

  --header-height: 72px;
  --max-width: 1200px;
  --radius: 5px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --font-display: 'Poppins', 'Avenir', 'Helvetica Neue', system-ui, sans-serif;
  --font-body: 'Inter', 'Avenir', 'Helvetica Neue', system-ui, sans-serif;
  --shadow-sm: 0 2px 12px rgba(47, 43, 54, 0.06);
  --shadow-md: 0 10px 40px rgba(47, 43, 54, 0.10);
  --shadow-lg: 0 24px 70px rgba(47, 43, 54, 0.14);
  --shadow-blue: 0 8px 32px rgba(66, 155, 205, 0.20);
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.65; color: var(--charcoal); background: var(--white); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; }
::selection { background: var(--sky-blue); color: var(--white); }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
h1 { font-size: 48px; }
h2 { font-size: 36px; color: var(--charcoal); }
h3 { font-size: 22px; color: var(--charcoal); }
h4 { font-size: 18px; color: var(--gray-dark); }
p { margin-bottom: 1rem; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* Utility */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section-heading { text-align: center; font-size: 36px; font-weight: 700; margin-bottom: 12px; color: var(--charcoal); }
.section-subtitle { text-align: center; font-size: 16px; color: var(--gray-dark); margin-bottom: 48px; max-width: 640px; margin-left: auto; margin-right: auto; }
.section-heading-light { text-align: center; font-size: 36px; font-weight: 700; margin-bottom: 32px; color: var(--white); }
.accent-blue { color: var(--sky-blue); }
.text-center { text-align: center; }

/* ============ BUTTONS ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 36px; font-family: var(--font-display); font-weight: 700; font-size: 15px; text-transform: uppercase; letter-spacing: 0.5px; border-radius: var(--radius); border: 2px solid transparent; cursor: pointer; transition: all var(--transition); text-decoration: none; min-height: 44px; }
.btn--primary { background: var(--sky-blue); color: var(--white); border-color: var(--sky-blue); }
.btn--primary:hover { background: var(--sky-blue-dark); border-color: var(--sky-blue-dark); transform: translateY(-2px); box-shadow: var(--shadow-blue); }
.btn--secondary { background: transparent; color: var(--white); border-color: var(--white); }
.btn--secondary:hover { background: var(--white); color: var(--charcoal); transform: translateY(-2px); }
.btn--dark { background: var(--charcoal); color: var(--white); border-color: var(--charcoal); padding: 12px 28px; }
.btn--dark:hover { background: var(--sky-blue); border-color: var(--sky-blue); }
.btn--light { background: var(--white); color: var(--charcoal); border-color: var(--white); }
.btn--light:hover { background: var(--sky-blue); color: var(--white); border-color: var(--sky-blue); }
.btn--submit { width: 100%; background: var(--sky-blue); color: var(--white); border-color: var(--sky-blue); padding: 16px; font-size: 16px; }
.btn--submit:hover { background: var(--sky-blue-dark); border-color: var(--sky-blue-dark); }

/* ============ HEADER ============ */
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: var(--white); transition: all var(--transition); box-shadow: 0 1px 0 var(--mid-gray); }
.site-header.scrolled { background: var(--white); box-shadow: 0 2px 16px rgba(0,0,0,0.08); }
.nav { display: flex; align-items: center; justify-content: space-between; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; height: var(--header-height); }
.nav__logo { display: flex; align-items: center; }
.nav__logo-img { height: 48px; width: auto; }

/* FIX: Tap targets — all interactive header elements hit 44×44px minimum */
.nav__menu { display: flex; align-items: center; gap: 28px; }
.nav__menu a { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--charcoal); transition: color var(--transition); position: relative; display: flex; align-items: center; min-height: 44px; }
.nav__menu a:hover, .nav__menu a.active { color: var(--sky-blue); }

/* FIX: Phone link = 44×44px touch target */
.nav__phone { font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--sky-blue-dark); white-space: nowrap; display: flex; align-items: center; min-height: 44px; padding: 0 8px; }

/* FIX: Hamburger = exactly 44×44px */
.nav__toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; width: 44px; height: 44px; align-items: center; justify-content: center; flex-shrink: 0; }
.nav__toggle span { width: 24px; height: 3px; background: var(--charcoal); border-radius: 2px; transition: all var(--transition); }
.nav__toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.nav__toggle.active span:nth-child(2) { opacity: 0; }
.nav__toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* ============ HERO (van-led, not video) ============ */
.hero { position: relative; padding-top: var(--header-height); background: linear-gradient(135deg, var(--sky-blue) 0%, var(--sky-blue-dark) 100%); overflow: hidden; }
.hero__inner { max-width: var(--max-width); margin: 0 auto; padding: 56px 24px 64px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero__text { color: var(--white); }
.hero__text h1 { color: var(--white); font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; margin-bottom: 16px; }
.hero__tagline { color: rgba(255,255,255,0.95); font-size: clamp(1rem, 2vw, 1.15rem); margin-bottom: 28px; max-width: 520px; }
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__trust { margin-top: 28px; display: flex; gap: 24px; flex-wrap: wrap; }
.hero__trust-item { color: rgba(255,255,255,0.9); font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.hero__trust-item svg { flex-shrink: 0; }
.hero__visual { position: relative; }
.hero__van-img { width: 100%; max-width: 520px; margin: 0 auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.hero__van-badge { position: absolute; bottom: -16px; right: -8px; background: var(--white); color: var(--charcoal); padding: 12px 20px; border-radius: var(--radius); box-shadow: var(--shadow-md); font-family: var(--font-display); font-weight: 700; font-size: 14px; }

/* ============ ABOUT / PREMIUM PET CARE ============ */
.about-section { padding: 80px 0; background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-text h2 { font-size: 36px; margin-bottom: 16px; color: var(--charcoal); }
.about-text h4 { font-size: 15px; font-weight: 500; color: var(--gray-dark); margin-bottom: 16px; line-height: 1.6; }
.about-text p { color: var(--gray-dark); font-size: 16px; margin-bottom: 24px; }
.about-visual { display: flex; justify-content: center; }
.van-frame { position: relative; display: inline-block; }
.van-frame::before { content: ''; position: absolute; top: -12px; left: -12px; right: -12px; bottom: -12px; border-radius: 50%; background: rgba(66,155,205,0.08); z-index: -1; }
.van-img { width: 100%; max-width: 400px; border-radius: 8px; }
.about-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.about-feature { display: flex; align-items: center; gap: 12px; font-size: 15px; color: var(--charcoal); }
.about-feature svg { color: var(--sky-blue); flex-shrink: 0; }

/* ============ VIDEO INTRO (lazy, contained) ============ */
.video-intro-section { padding: 64px 0; background: var(--light-gray); }
.video-intro-wrapper { max-width: 800px; margin: 0 auto; }
.video-thumb { position: relative; border-radius: var(--radius-lg); overflow: hidden; cursor: pointer; max-width: 100%; }
.video-thumb img { width: 100%; height: auto; display: block; }
.video-play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); background: none; border: none; cursor: pointer; transition: transform var(--transition); width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; }
.video-play-btn:hover { transform: translate(-50%, -50%) scale(1.1); }
.video-contact-strip { text-align: center; padding: 16px 0; }
.phone-link { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--sky-blue); transition: color var(--transition); }
.phone-link:hover { color: var(--sky-blue-dark); }

/* ============ TRUST BAND ============ */
.trust-band { background: var(--charcoal); padding: 64px 0; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.trust-item .num { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; color: var(--sky-blue); display: block; margin-bottom: 4px; }
.trust-item .label { color: rgba(255,255,255,0.7); font-size: 14px; font-weight: 500; }

/* ============ SERVICES ============ */
.services-section { padding: 80px 0; background: var(--white); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; max-width: 1000px; margin: 0 auto; }
.service-card { background: var(--white); border: 1px solid var(--mid-gray); border-radius: var(--radius-lg); overflow: hidden; transition: transform var(--transition), box-shadow var(--transition); }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-card__img { width: 100%; height: 200px; object-fit: cover; }
.service-card__body { padding: 24px; }
.service-card__body h3 { margin-bottom: 8px; }
.service-card__body p { font-size: 14px; color: var(--gray-dark); margin-bottom: 16px; }
.service-card__popular { display: inline-block; background: var(--sky-blue); color: var(--white); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }
.price-list { margin: 16px 0 0; }
.price-list li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--mid-gray); font-size: 14px; }
.price-list li:last-child { border-bottom: none; }
.price-list .amt { font-weight: 700; color: var(--sky-blue-dark); }

/* ============ TESTIMONIALS ============ */
.testimonials-section { padding: 64px 0; background: var(--sky-blue-tint); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1000px; margin: 0 auto; }
.testimonial-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); border-top: 4px solid var(--sky-blue); }
.testimonial-card p { font-size: 15px; color: var(--charcoal); font-style: italic; margin-bottom: 16px; line-height: 1.7; }
.testimonial-card .who { font-weight: 700; color: var(--sky-blue-dark); font-size: 14px; }
.testimonial-stars { color: var(--accent-gold); font-size: 16px; margin-bottom: 12px; letter-spacing: 2px; }

/* ============ GALLERY STRIP ============ */
.gallery-section { padding: 40px 0; background: var(--white); }
.gallery-strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.gallery-strip img { width: 100%; height: 160px; object-fit: cover; border-radius: 8px; transition: transform var(--transition); }
.gallery-strip img:hover { transform: scale(1.03); }

/* ============ SERVICE AREA ============ */
.area-section { padding: 64px 0; background: var(--light-gray); }
.area-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; max-width: 800px; margin: 0 auto; }
.area-chip { background: var(--white); border: 1px solid var(--mid-gray); padding: 12px 20px; border-radius: 999px; text-align: center; font-weight: 600; font-size: 14px; color: var(--charcoal); transition: all var(--transition); display: flex; align-items: center; justify-content: center; min-height: 44px; }
.area-chip:hover { border-color: var(--sky-blue); color: var(--sky-blue); background: var(--sky-blue-tint); }

/* ============ CTA BAND ============ */
.cta-section { padding: 64px 0; background: var(--sky-blue); text-align: center; }
.cta-section h2 { color: var(--white); margin-bottom: 12px; }
.cta-section p { color: rgba(255,255,255,0.9); margin-bottom: 32px; }
.cta-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============ BOOKING FORM ============ */
.booking-section { padding: 80px 0; background: var(--white); }
.booking-heading { text-align: center; font-size: 28px; font-weight: 700; margin-bottom: 40px; color: var(--charcoal); }
.booking-form { max-width: 700px; margin: 0 auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-full { grid-column: 1 / -1; }
.form-group label { display: block; font-family: var(--font-display); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--charcoal); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 16px; border: 1px solid #D5DAE0; border-radius: var(--radius); font-family: var(--font-body); font-size: 15px; color: var(--charcoal); background: var(--light-gray); transition: border-color var(--transition), background var(--transition); min-height: 44px; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--sky-blue); background: var(--white); }
.form-group textarea { resize: vertical; min-height: 100px; }

/* ============ FAQ ============ */
.faq-section { padding: 80px 0; background: var(--white); }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--mid-gray); padding: 0; }
.faq-question { width: 100%; background: none; border: none; padding: 20px 0; text-align: left; font-family: var(--font-display); font-weight: 600; font-size: 17px; color: var(--charcoal); cursor: pointer; display: flex; justify-content: space-between; align-items: center; min-height: 44px; }
.faq-question::after { content: '+'; font-size: 24px; color: var(--sky-blue); transition: transform var(--transition); flex-shrink: 0; margin-left: 16px; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 20px; }
.faq-answer p { color: var(--gray-dark); font-size: 15px; line-height: 1.7; }

/* ============ FOOTER ============ */
.site-footer { background: var(--charcoal); color: var(--white); padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-logo { height: 48px; margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,0.7); font-size: 14px; margin-bottom: 16px; }
.footer-social { display: flex; gap: 12px; }
.social-link { width: 44px; height: 44px; background: rgba(66,155,205,0.12); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.6); transition: all var(--transition); }
.social-link:hover { background: var(--sky-blue); color: var(--white); }
.footer-col h4 { font-family: var(--font-display); font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--white); margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 14px; transition: color var(--transition); display: inline-block; min-height: 44px; display: flex; align-items: center; }
.footer-col ul li a:hover { color: var(--sky-blue-light); }
.footer-phone { font-weight: 700; color: rgba(255,255,255,0.8); }
.footer-col p { color: rgba(255,255,255,0.55); font-size: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.4); font-size: 13px; }

/* ============ PAGE BANNER (subpages) ============ */
.page-banner { background: var(--sky-blue); padding: calc(var(--header-height) + 32px) 0 48px; text-align: center; }
.page-banner h1 { color: var(--white); font-size: 38px; margin-bottom: 8px; }
.page-banner p { color: rgba(255,255,255,0.9); font-size: 16px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; }
  .hero__van-img { max-width: 380px; }
  .services-grid { max-width: 100%; }
  .gallery-strip { grid-template-columns: repeat(3, 1fr); }
  .trust-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }

  /* FIX: Nav menu height — uses calc(100vh - header) to prevent gap/overflow */
  .nav__menu { position: fixed; top: var(--header-height); left: 0; width: 100%; height: calc(100vh - var(--header-height)); background: var(--white); flex-direction: column; gap: 0; padding: 16px 24px; transform: translateX(100%); transition: transform 0.3s ease; box-shadow: -4px 0 24px rgba(0,0,0,0.1); z-index: 999; overflow-y: auto; }
  .nav__menu.active { transform: translateX(0); }
  .nav__menu li { border-bottom: 1px solid var(--mid-gray); width: 100%; }
  .nav__menu li a { display: block; padding: 12px 0; font-size: 16px; width: 100%; }
  .nav__toggle { display: flex; z-index: 1001; }
  .nav__phone { display: none; }

  .hero__inner { padding: 32px 24px 48px; }
  .hero__text h1 { font-size: 28px; }
  .hero__tagline { font-size: 15px; }
  .hero__cta { flex-direction: column; gap: 12px; }
  .hero__cta .btn { width: 100%; }
  .hero__trust { flex-direction: column; gap: 12px; }

  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-visual { order: -1; }
  .van-img { max-width: 280px; }

  .services-grid { grid-template-columns: 1fr; max-width: 400px; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 400px; }
  .gallery-strip { grid-template-columns: repeat(2, 1fr); }
  .area-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .page-banner { padding: calc(var(--header-height) + 24px) 0 32px; }
  .page-banner h1 { font-size: 28px; }
}

@media (max-width: 480px) {
  h1 { font-size: 26px; }
  .gallery-strip { grid-template-columns: 1fr 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .area-grid { grid-template-columns: 1fr; }
}