/* ══════════════════════════════════════════════
   REMODEL SEO — Design System & Styles
   Bathroom Renovation Local SEO Portfolio
   ══════════════════════════════════════════════ */

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

:root {
  /* Colors — from Stitch design system */
  --surface: #f8f9ff;
  --surface-bright: #f8f9ff;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #eff4ff;
  --surface-container: #e5eeff;
  --surface-container-high: #dce9ff;
  --on-surface: #0b1c30;
  --on-surface-variant: #444748;
  --outline: #747878;
  --outline-variant: #c4c7c7;
  --primary: #000000;
  --on-primary: #ffffff;
  --primary-container: #1c1b1b;
  --secondary: #006c4a;
  --on-secondary: #ffffff;
  --secondary-container: #82f5c1;
  --tertiary-container: #191c1e;
  --on-tertiary: #ffffff;
  --tertiary-fixed-dim: #c4c7c9;
  --error: #ba1a1a;

  /* Spacing — 8px base unit */
  --base: 8px;
  --stack-sm: 16px;
  --stack-md: 32px;
  --stack-lg: 64px;
  --gutter: 24px;
  --section-gap: 120px;
  --container-max: 1200px;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, sans-serif;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--on-surface);
  background: var(--surface-container-lowest);
  overflow-x: hidden;
}

::selection {
  background: var(--secondary-container);
  color: var(--on-surface);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* ── Container ────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ── Buttons ──────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  line-height: 1;
}

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  padding: 18px 36px;
}

.btn-primary:hover {
  background: var(--secondary);
  color: var(--on-secondary);
  transform: translateY(-1px);
}

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

.btn-lg {
  padding: 20px 44px;
  font-size: 13px;
}

.btn-full {
  width: 100%;
}

.btn-icon {
  font-size: 18px;
  transition: transform 0.3s var(--ease);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* ══════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════ */
.hero {
  padding: var(--section-gap) 0 var(--stack-lg);
  text-align: center;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--stack-md);
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--secondary);
  background: rgba(0, 108, 74, 0.06);
  padding: 10px 20px;
  border: 1px solid rgba(0, 108, 74, 0.15);
}

.hero-headline {
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--primary);
}

.hero-highlight {
  color: var(--secondary);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--on-surface-variant);
  max-width: 600px;
}

.hero-sub strong {
  color: var(--on-surface);
  font-weight: 600;
}

/* ══════════════════════════════════════════════
   RESULTS STRIP
   ══════════════════════════════════════════════ */
.results-strip {
  background: var(--primary);
  padding: var(--stack-lg) 0;
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
}

.stat-card {
  padding: 32px 20px;
  background: transparent;
  text-align: center;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.stat-icon {
  color: var(--secondary-container);
  font-size: 32px;
  font-variation-settings: 'FILL' 1, 'wght' 400;
  margin-bottom: 4px;
}

.stat-number {
  font-size: clamp(32px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--on-primary);
}

.stat-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tertiary-fixed-dim);
}

/* ══════════════════════════════════════════════
   CASE STUDIES SECTION
   ══════════════════════════════════════════════ */
.case-studies-section {
  padding: var(--section-gap) 0;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--primary);
  text-align: center;
  margin-bottom: var(--stack-lg);
}

/* ── Outer Carousel ───────────────────────── */
.carousel-wrapper {
  position: relative;
}

.carousel-viewport {
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  background: var(--surface-container-lowest);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s var(--ease);
  will-change: transform;
}

.carousel-slide {
  min-width: 100%;
  flex-shrink: 0;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--stack-sm);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border: 2px solid var(--primary);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  padding: 0;
}

.carousel-dot.active {
  background: var(--primary);
}

.carousel-dot:hover {
  background: var(--outline);
}

.carousel-arrows {
  display: flex;
  gap: 8px;
}

.carousel-arrow {
  width: 44px;
  height: 44px;
  border: 1px solid var(--outline-variant);
  background: var(--surface-container-lowest);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  color: var(--primary);
}

.carousel-arrow:hover {
  background: var(--surface-container);
  border-color: var(--primary);
}

/* ── Case Study Card ──────────────────────── */
.cs-card {
  display: flex;
  gap: var(--stack-md);
  padding: var(--stack-md);
}

.cs-left {
  width: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
}

.cs-right {
  width: 50%;
  display: flex;
  flex-direction: column;
  gap: var(--stack-sm);
}

/* ── Image Slider (Inner) ─────────────────── */
.image-slider {
  width: 100%;
  aspect-ratio: 16 / 10;
  position: relative;
  background: var(--surface-container-low);
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--outline-variant);
}

.slider-track {
  position: relative;
  width: 100%;
  height: 100%;
  background: var(--surface-container-low);
}

.slider-img {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
  background: white;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--outline-variant);
}

.slider-img.active {
  opacity: 1;
}

.slider-dots {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 0;
  background: transparent;
  z-index: 5;
}

.dot {
  width: 10px;
  height: 10px;
  border: 1px solid var(--outline);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  padding: 0;
}

.dot.active {
  background: var(--primary);
  border-color: var(--primary);
}

.dot:hover {
  border-color: var(--primary);
}

/* ── Case Study Content ───────────────────── */
.cs-meta-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 8px;
}

.cs-prominent-stats {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}

.cs-stat-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-container);
  color: var(--primary);
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid var(--outline-variant);
  white-space: nowrap;
}

.cs-stat-tag .material-symbols-outlined {
  font-size: 16px;
  color: var(--secondary);
}

.cs-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cs-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: 4px;
}

.cs-label-light {
  color: var(--secondary-container);
}

.cs-business {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--primary);
}

.cs-location {
  font-size: 14px;
  color: var(--outline);
  font-weight: 500;
}

.cs-block {
  display: flex;
  flex-direction: column;
}

.cs-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cs-list li {
  font-size: 14px;
  line-height: 1.5;
  color: var(--on-surface-variant);
  padding-left: 16px;
  position: relative;
}

.cs-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--outline);
}

/* ── Results Box ──────────────────────────── */
.cs-results-box {
  background: var(--primary);
  padding: 32px;
  border: 1px solid var(--primary);
  margin-top: auto;
}

.cs-results-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.cs-result-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cs-result-number {
  font-size: 32px;
  font-weight: 800;
  color: var(--on-primary);
  line-height: 1;
  font-family: var(--font);
}

.cs-result-number.accent {
  color: var(--secondary-container);
}

.cs-result-desc {
  font-size: 13px;
  font-weight: 500;
  color: var(--tertiary-fixed-dim);
  line-height: 1.2;
}

/* ── Case Study Footer ────────────────────── */
.cs-footer {
  display: flex;
  gap: 24px;
  padding-top: 12px;
  border-top: 1px solid var(--outline-variant);
}

.cs-footer-item {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

/* ══════════════════════════════════════════════
   PAIN POINTS + WHAT I DO
   ══════════════════════════════════════════════ */
.pain-section {
  background: var(--surface-bright);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
  padding: var(--section-gap) 0;
}

.pain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--stack-lg);
}

.section-title-left {
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-bottom: var(--stack-md);
}

.pain-list,
.solution-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pain-item,
.solution-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.pain-icon {
  color: var(--error);
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 2px;
  font-variation-settings: 'FILL' 0, 'wght' 600;
}

.solution-icon {
  color: var(--secondary);
  font-size: 22px;
  flex-shrink: 0;
  margin-top: 2px;
  font-variation-settings: 'FILL' 0, 'wght' 600;
}

.pain-item strong,
.solution-item strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 2px;
}

.pain-item p,
.solution-item p {
  font-size: 14px;
  color: var(--on-surface-variant);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════
   CTA / OFFER
   ══════════════════════════════════════════════ */
.cta-section {
  padding: var(--section-gap) 0;
}

.cta-inner {
  border: 1px solid var(--outline-variant);
  background: var(--surface-container-lowest);
  padding: var(--stack-lg);
  display: flex;
  gap: var(--stack-lg);
  align-items: center;
}

.cta-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--stack-sm);
}

.cta-headline {
  font-size: clamp(28px, 3.5vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--primary);
}

.cta-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--on-surface-variant);
}

.cta-form-wrapper {
  flex: 1;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: var(--stack-sm);
  background: var(--surface);
  padding: var(--stack-md);
  border: 1px solid var(--outline-variant);
}

.form-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 4px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

.form-input {
  font-family: var(--font);
  font-size: 16px;
  padding: 10px 0;
  border: none;
  border-bottom: 2px solid var(--primary);
  background: transparent;
  color: var(--on-surface);
  outline: none;
  transition: border-color 0.3s var(--ease);
}

.form-input:focus {
  border-color: var(--secondary);
}

.form-input::placeholder {
  color: var(--outline);
}

/* ══════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--outline-variant);
  background: var(--surface-container-lowest);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--on-surface);
}

.footer-copy {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--outline);
}

/* ══════════════════════════════════════════════
   ANIMATIONS
   ══════════════════════════════════════════════ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-badge,
.hero-headline,
.hero-sub,
.hero .btn {
  animation: fadeUp 0.7s var(--ease) backwards;
}

.hero-badge { animation-delay: 0.1s; }
.hero-headline { animation-delay: 0.2s; }
.hero-sub { animation-delay: 0.35s; }
.hero .btn { animation-delay: 0.5s; }

/* Intersection observer driven */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 900px) {
  :root {
    --section-gap: 80px;
  }

  .results-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 32px 20px;
  }

  .cs-card {
    flex-direction: column;
    padding: var(--gutter);
  }

  .cs-left,
  .cs-right {
    width: 100%;
  }

  .pain-grid {
    grid-template-columns: 1fr;
    gap: var(--stack-lg);
  }

  .cta-inner {
    flex-direction: column;
    padding: var(--stack-md);
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  :root {
    --section-gap: 60px;
    --gutter: 16px;
  }

  .hero {
    padding-top: 64px;
  }

  .cs-results-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .cta-form {
    padding: var(--gutter);
  }

  .btn-lg {
    padding: 16px 32px;
    font-size: 12px;
  }
}

/* ── Touch / swipe cursor ─────────────────── */
.carousel-viewport {
  cursor: grab;
}

.carousel-viewport:active {
  cursor: grabbing;
}

/* ── Smooth scroll for anchor links ───────── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-badge,
  .hero-headline,
  .hero-sub,
  .hero .btn {
    animation: none;
  }

  .slider-img {
    transition: none;
  }

  .carousel-track {
    transition: none;
  }
}