/* =============================================================
   JC MILIAN CONSTRUCTION — UI/UX Pro Max Edition
   Silent Elegance + Crimson Power Palette
   ============================================================= */

:root {
  --obsidian-black: #1C1917;
  --cream-white: #FAFAF9;
  --smoke-gray: #78716C;
  --metallic-accent: #C0392B;
  /* Deep Crimson Red */
  --metallic-accent-light: #E74C3C;
  /* Light Red for hover */
  --steel-gray: #D6D3D1;

  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --font-secondary: 'Playfair Display', serif;

  --transition-fast: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 1.2s cubic-bezier(0.19, 1, 0.22, 1);
}

/* =============================================
   PREMIUM MOTION ANIMATIONS
   ============================================= */

@keyframes shimmer-sweep {
  0% {
    transform: translateX(-100%) skewX(-15deg);
  }

  100% {
    transform: translateX(250%) skewX(-15deg);
  }
}

@keyframes magnetic-pulse {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(192, 57, 43, 0.45);
  }

  50% {
    box-shadow: 0 0 0 14px rgba(192, 57, 43, 0);
  }
}

@keyframes float-up {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-8px);
  }
}

@keyframes img-entrance {
  from {
    transform: scale(1.07);
    opacity: 0.8;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateX(10px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes panImage {
  0% {
    transform: scale(1.0);
  }

  100% {
    transform: scale(1.05);
  }
}

/* =============================================
   BASE RESET
   ============================================= */

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-primary);
  background-color: var(--cream-white);
  color: var(--obsidian-black);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-secondary);
  font-weight: 400;
  line-height: 1.1;
  margin: 0;
  letter-spacing: -0.05em;
}

.text-accent {
  color: var(--metallic-accent);
}

.text-smoke {
  color: var(--smoke-gray);
}

/* =============================================
   ANTIGRAVITY SCROLL REVEALS
   ============================================= */

.ag-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1),
    transform 1s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* =============================================
   LAYOUT UTILITIES
   ============================================= */

.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 5%;
}

.flex {
  display: flex;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.m-0 {
  margin: 0;
}

.mb-lg {
  margin-bottom: 3rem;
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.8rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  border-radius: 0;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(28, 25, 23, 0.2);
}

.btn-primary {
  background-color: var(--obsidian-black);
  color: var(--metallic-accent);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--metallic-accent);
  animation: magnetic-pulse 3s ease-in-out infinite;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--metallic-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
  z-index: 1;
}

.btn-primary:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-primary span {
  position: relative;
  z-index: 2;
  transition: color 0.3s ease;
}

.btn-primary:hover span {
  color: var(--cream-white);
}

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

.btn-outline:hover {
  background-color: var(--metallic-accent);
  color: var(--cream-white);
}

/* =============================================
   NAVIGATION
   ============================================= */

nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  transition: var(--transition-fast);
  background: transparent;
}

nav.scrolled {
  background: rgba(250, 250, 249, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1rem 5%;
  border-bottom: 1px solid rgba(214, 211, 209, 0.3);
}

.logo {
  font-family: var(--font-secondary);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--obsidian-black);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--obsidian-black);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 1px;
  bottom: -4px;
  left: 0;
  background-color: var(--metallic-accent);
  transition: width var(--transition-fast);
}

.nav-links a:hover::after {
  width: 100%;
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background-color: var(--cream-white);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: var(--cream-white);
  z-index: 1;
}

.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?q=80&w=2560&auto=format&fit=crop');
  background-size: cover;
  background-position: center;
  z-index: 1;
  animation: panImage 20s linear infinite alternate;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 50%;
  padding-right: 5%;
}

.hero-title {
  font-size: clamp(4rem, 8vw, 8.5rem);
  font-weight: 400;
  margin-bottom: 1.5rem;
  color: var(--obsidian-black);
  line-height: 0.95;
}

.hero-subtitle {
  font-size: 1.35rem;
  color: var(--smoke-gray);
  margin-bottom: 3.5rem;
  max-width: 80%;
  font-weight: 300;
  letter-spacing: -0.01em;
}

/* =============================================
   SERVICES CATALOG
   ============================================= */

.services {
  padding: 10rem 0;
  background-color: var(--cream-white);
}

.section-header {
  margin-bottom: 6rem;
}

.section-title {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.grid-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.service-card {
  position: relative;
  overflow: hidden;
  background: var(--steel-gray);
  border-radius: 0;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 30px 60px rgba(28, 25, 23, 0.25);
}

.service-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-slow);
  filter: grayscale(80%) contrast(1.1);
  animation: img-entrance 1s ease-out both;
}

/* Shimmer sweep on hover */
.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  z-index: 5;
  opacity: 0;
  pointer-events: none;
}

.service-card:hover::after {
  opacity: 1;
  animation: shimmer-sweep 0.7s ease-out forwards;
}

.service-card:hover img {
  transform: scale(1.07);
  filter: grayscale(0%) contrast(1);
}

.service-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(13, 15, 18, 0.9) 0%, rgba(13, 15, 18, 0) 100%);
  color: var(--cream-white);
}

.service-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.service-content p {
  font-size: 0.9rem;
  color: var(--steel-gray);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-smooth);
}

.service-card:hover .service-content p {
  opacity: 1;
  transform: translateY(0);
}

/* Grid Sizes */
.card-large {
  grid-column: span 8;
  height: 600px;
}

.card-medium {
  grid-column: span 4;
  height: 600px;
}

.card-wide-left {
  grid-column: span 5;
  height: 450px;
}

.card-wide-right {
  grid-column: span 7;
  height: 450px;
}

/* =============================================
   3-STEP PROCESS & GUARANTEES
   ============================================= */

.guarantees {
  padding: 8rem 0;
  background-color: var(--cream-white);
  border-top: 1px solid var(--steel-gray);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4rem;
  margin-bottom: 8rem;
}

.step-item {
  position: relative;
  cursor: pointer;
  padding: 2rem;
  border-radius: 4px;
  transition: var(--transition-smooth);
}

.step-item:not(.active):hover {
  background-color: rgba(234, 232, 228, 0.5);
}

.step-item.active {
  background-color: var(--steel-gray);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.step-item::after {
  content: '';
  position: absolute;
  top: 10%;
  right: -2rem;
  width: 1px;
  height: 80%;
  background-color: var(--steel-gray);
}

.step-item:last-child::after {
  display: none;
}

.step-number {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--metallic-accent);
  margin-bottom: 1rem;
  display: block;
  text-transform: uppercase;
}

.step-item h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.step-content {
  overflow: hidden;
  max-height: 200px;
  transition: max-height 0.5s ease-in-out, opacity 0.5s ease-in-out;
}

.step-item:not(.active) .step-content {
  max-height: 0;
  opacity: 0;
}

.step-item.active .step-content {
  opacity: 1;
}

.guarantee-banner {
  text-align: center;
  padding: 4rem;
  background: rgba(28, 25, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--cream-white);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.guarantee-banner h2 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  color: var(--metallic-accent);
}

/* =============================================
   PORTFOLIO (BEFORE & AFTER SLIDER — DESKTOP)
   ============================================= */

.portfolio {
  padding: 8rem 0;
  background-color: var(--obsidian-black);
  color: var(--cream-white);
}

.portfolio-selector {
  display: flex;
  gap: 1rem;
  background-color: rgba(255, 255, 255, 0.05);
  padding: 0.5rem;
  border-radius: 4px;
}

.port-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--smoke-gray);
  padding: 0.5rem 1.5rem;
  cursor: pointer;
  border-radius: 4px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: var(--transition-fast);
}

.port-btn:hover {
  color: var(--cream-white);
}

.port-btn.active {
  background-color: var(--metallic-accent);
  color: var(--cream-white);
  font-weight: 600;
}

.slider-container {
  position: relative;
  width: 100%;
  height: 700px;
  overflow: hidden;
  border-radius: 4px;
  user-select: none;
}

.slider-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-image.after {
  z-index: 1;
}

.slider-clip {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  z-index: 2;
  overflow: hidden;
}

.slider-image.before {
  width: 100vw;
  max-width: 1440px;
}

.slider-handle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background-color: var(--metallic-accent);
  z-index: 3;
  cursor: ew-resize;
  transform: translateX(-50%);
}

.slider-handle::after {
  content: '◄ ►';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background-color: var(--metallic-accent);
  color: var(--obsidian-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
}

.project-details {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* =============================================
   PORTFOLIO CARDS (MOBILE-FIRST)
   ============================================= */

.portfolio-cards-grid {
  display: none;
  /* shown only on mobile via media query */
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.portfolio-card {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  background: var(--obsidian-black);
  cursor: pointer;
  transition: all var(--transition-smooth);
  border-left: 3px solid transparent;
}

.portfolio-card:hover,
.portfolio-card.active {
  border-left-color: var(--metallic-accent);
}

.portfolio-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow), filter var(--transition-slow);
  filter: grayscale(30%);
}

.portfolio-card:hover img,
.portfolio-card.active img {
  transform: scale(1.04);
  filter: grayscale(0%);
}

.portfolio-card-info {
  padding: 1.5rem;
  border-top: 2px solid var(--metallic-accent);
}

.portfolio-card-info h3 {
  color: var(--cream-white);
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

.portfolio-card-info p {
  font-size: 0.85rem;
  color: var(--smoke-gray);
  margin: 0;
}

/* =============================================
   CHECKOUT / LEAD FORM
   ============================================= */

.checkout {
  padding: 10rem 0;
  background-color: var(--cream-white);
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.trust-signals {
  background: rgba(28, 25, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--cream-white);
  padding: 5rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* =============================================
   REVIEWS CAROUSEL
   ============================================= */

.review-slide {
  animation: fade-in 0.5s ease-in-out;
}

.review-controls .dot {
  width: 8px;
  height: 8px;
  background-color: var(--smoke-gray);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
}

.review-controls .dot.active {
  background-color: var(--metallic-accent);
  transform: scale(1.2);
}

/* =============================================
   FORM ELEMENTS (LUXURY INPUTS)
   ============================================= */

.form-group {
  margin-bottom: 2rem;
  position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1.5rem 0;
  font-family: var(--font-primary);
  font-size: 1.1rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--steel-gray);
  color: var(--obsidian-black);
  transition: all var(--transition-smooth);
  outline: none;
  border-radius: 0;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-bottom-color: var(--metallic-accent);
}

.form-group label {
  position: absolute;
  top: 1.5rem;
  left: 0;
  color: var(--smoke-gray);
  pointer-events: none;
  transition: var(--transition-fast);
}

.form-group input:focus~label,
.form-group input:valid~label,
.form-group select:focus~label,
.form-group select:valid~label {
  top: -0.5rem;
  font-size: 0.8rem;
  color: var(--metallic-accent);
}

.submit-btn {
  width: 100%;
  margin-top: 2rem;
}

/* =============================================
   BLOG SECTION
   ============================================= */

.editorial-blog {
  padding: 8rem 0;
  background-color: var(--steel-gray);
}

.blog-card {
  transition: all var(--transition-smooth);
  background: var(--cream-white);
  border-radius: 0;
}

.blog-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px rgba(28, 25, 23, 0.15);
}

/* =============================================
   FOOTER
   ============================================= */

footer {
  background-color: var(--obsidian-black);
  color: var(--cream-white);
  padding: 4rem 5% 2rem;
  text-align: center;
}

.btn-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--smoke-gray);
  color: var(--smoke-gray);
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn-social:hover {
  border-color: var(--metallic-accent);
  color: var(--metallic-accent);
  transform: translateY(-3px);
}

/* =============================================
   RESPONSIVE BREAKPOINTS
   ============================================= */

@media (max-width: 1024px) {
  .hero-bg {
    width: 100%;
  }

  .hero-image {
    display: none;
  }

  .hero-content {
    width: 100%;
    padding-right: 0;
    text-align: center;
  }

  .hero-subtitle {
    max-width: 100%;
  }

  .grid-asymmetric {
    display: flex;
    flex-direction: column;
  }

  .card-large,
  .card-medium,
  .card-wide-left,
  .card-wide-right {
    height: 400px;
    width: 100%;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .step-item::after {
    display: none;
  }

  .step-item.active {
    padding-bottom: 2rem;
  }

  .step-item:not(.active) .step-content {
    max-height: 0;
  }

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

  .portfolio-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .footer-top {
    flex-direction: column;
    text-align: center;
  }

  .trust-signals {
    padding: 3rem;
  }
}

@media (max-width: 768px) {

  /* Hero: show image as faint background overlay on mobile */
  .hero-image {
    display: block !important;
    /* override the 1024px hide rule */
    width: 100%;
    opacity: 0.12;
    z-index: 1;
  }

  .hero-bg {
    width: 100%;
    z-index: 0;
    background: var(--cream-white);
  }

  .hero-content {
    width: 100%;
    padding-right: 0;
    text-align: center;
    z-index: 3;
  }

  /* Hide slider, show portfolio cards */
  .slider-container,
  .portfolio-header .portfolio-selector,
  .project-details {
    display: none;
  }

  .portfolio-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.2rem;
    margin-top: 2rem;
  }

  /* Ensure all portfolio card images fill correctly */
  .portfolio-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
  }

  .section-title {
    font-size: 2.2rem;
  }

  .nav-links {
    gap: 1.5rem;
    font-size: 0.8rem;
  }
}

/* =============================================
   SLIDER BEFORE / AFTER LABELS
   ============================================= */

.slider-label-before,
.slider-label-after {
  position: absolute;
  top: 1.5rem;
  z-index: 10;
  background: rgba(28, 25, 23, 0.75);
  color: var(--cream-white);
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.4rem 0.9rem;
  backdrop-filter: blur(8px);
  pointer-events: none;
}

.slider-label-before {
  left: 1.5rem;
}

.slider-label-after {
  right: 1.5rem;
}

/* =============================================
   MOBILE BEFORE / AFTER CARDS
   ============================================= */

.mobile-ba-card {
  position: relative;
  overflow: hidden;
  background: var(--obsidian-black);
}

.mobile-ba-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  filter: grayscale(15%);
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.mobile-ba-card:hover img {
  transform: scale(1.03);
  filter: grayscale(0%);
}

.ba-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 5;
  font-family: var(--font-primary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.35rem 0.8rem;
  backdrop-filter: blur(8px);
}

.before-badge {
  background: rgba(28, 25, 23, 0.8);
  color: var(--steel-gray);
}

.after-badge {
  background: var(--metallic-accent);
  color: var(--cream-white);
}

.mobile-ba-card .portfolio-card-info {
  padding: 1.2rem 1.5rem;
  border-top: 2px solid var(--metallic-accent);
}

.mobile-ba-card .portfolio-card-info h3 {
  color: var(--cream-white);
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.mobile-ba-card .portfolio-card-info p {
  font-size: 0.82rem;
  color: var(--smoke-gray);
  margin: 0;
}