/* ============================================
   KAZA DECOR — Landing Page Styles
   Colors: Rivian Green, Cloud Dancer, Copper, Dark
   ============================================ */

:root {
  --green: #5F6F61;
  --green-dark: #4A5A4C;
  --green-light: #7A8A7C;
  --cream: #EFEDEA;
  --cream-dark: #E0DDD8;
  --dark: #0F1C26;
  --white: #F5F2EE;
  --dark-soft: #1A2A35;
  --copper: #8B5E3C;
  --copper-light: #A67854;
  --text: #2C2C2C;
  --text-light: #6B6B6B;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --container: 1200px;
  --gap: 2rem;
  --radius: 4px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gap);
}

/* SECTION SHARED */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--dark);
}

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: var(--dark);
  backdrop-filter: blur(10px);
  padding: 0.75rem 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--cream);
  letter-spacing: 0.05em;
}

.logo-dot {
  color: var(--copper);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--cream);
  opacity: 0.8;
  transition: opacity var(--transition);
}

.nav-links a:hover {
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.lang-switcher {
  display: flex;
  gap: 0.25rem;
}

.lang-btn {
  background: none;
  border: 1px solid rgba(239, 237, 234, 0.3);
  color: var(--cream);
  padding: 0.25rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition);
  border-radius: var(--radius);
}

.lang-btn.active {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--white);
}

.lang-btn:hover:not(.active) {
  border-color: var(--cream);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--cream);
  transition: all var(--transition);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark);
  background-image: url('../assets/images/header-kaza.jpg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15, 28, 38, 0.88) 0%,
    rgba(15, 28, 38, 0.7) 50%,
    rgba(95, 111, 97, 0.5) 100%
  );
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  padding: 6rem 2rem 4rem;
}

.hero-tag {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--copper-light);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--cream);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(239, 237, 234, 0.75);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.hero-scroll span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--copper), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn-primary {
  background: var(--copper);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--copper-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(139, 94, 60, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(245, 242, 238, 0.45);
}

.btn-secondary:hover {
  background: rgba(245, 242, 238, 0.08);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 1.15rem 3rem;
  font-size: 0.85rem;
}

/* ========== ABOUT ========== */
.about {
  padding: 7rem 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
}

.about-image::after {
  content: '';
  position: absolute;
  bottom: -15px;
  right: -15px;
  width: 60%;
  height: 60%;
  border: 1px solid var(--copper);
  border-radius: var(--radius);
  opacity: 0.3;
  z-index: -1;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.about-text > p {
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(95, 111, 97, 0.1);
  color: var(--green);
}

.about-feature strong {
  display: block;
  font-size: 0.95rem;
  color: var(--dark);
  margin-bottom: 0.15rem;
}

.about-feature p {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ========== SERVICES ========== */
.services {
  padding: 7rem 0;
  background: var(--cream);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  transition: all var(--transition);
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
  border-color: rgba(139, 94, 60, 0.15);
}

.service-icon {
  color: var(--copper);
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== GALERY ========== */
.gallery {
  padding: 80px 0;
  background: #fafafa;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  overflow: hidden;
  border-radius: 12px;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* Responsivo */
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== PROCESS ========== */
.process {
  padding: 7rem 0;
  background: var(--dark);
}

.process .section-tag {
  color: var(--copper-light);
}

.process .section-header h2 {
  color: var(--cream);
}

.process-timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(139, 94, 60, 0.3);
}

.process-step {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  padding-bottom: 3rem;
  position: relative;
}

.process-step:last-child {
  padding-bottom: 0;
}

.step-number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--copper);
  border: 1px solid rgba(139, 94, 60, 0.4);
  border-radius: 50%;
  background: var(--dark);
  position: relative;
  z-index: 1;
}

.step-content h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--cream);
  margin-bottom: 0.5rem;
  padding-top: 0.25rem;
}

.step-content p {
  font-size: 0.9rem;
  color: rgba(239, 237, 234, 0.6);
  line-height: 1.7;
}

/* ========== STORY (Full About) ========== */
.story {
  padding: 7rem 0;
  background: var(--white);
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.story-text .section-tag {
  margin-bottom: 1rem;
}

.story-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.story-text h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--dark);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.story-text p {
  color: var(--text-light);
  line-height: 1.8;
}

.story-images img {
  width: 100%;
  height: 100%;
  min-height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
  position: sticky;
  top: 100px;
}

/* ========== CTA ========== */
.cta {
  padding: 7rem 0;
  background: var(--green);
  text-align: center;
}

.cta-content {
  max-width: 600px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--cream);
  margin-bottom: 1rem;
}

.cta p {
  color: rgba(239, 237, 234, 0.8);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.cta .btn-primary {
  background: var(--copper);
  color: var(--white);
}

.cta .btn-primary:hover {
  background: var(--cream);
  color: var(--dark);
}

.btn-sms {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(15, 28, 38, 0.3), rgba(15, 28, 38, 0.12));
  border-color: rgba(245, 242, 238, 0.22);
  box-shadow: 0 16px 32px rgba(15, 28, 38, 0.18);
  backdrop-filter: blur(10px);
}

.btn-sms-icon {
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(245, 242, 238, 0.14);
  color: var(--cream);
  flex-shrink: 0;
}

.btn-sms:hover {
  background: linear-gradient(135deg, rgba(15, 28, 38, 0.5), rgba(139, 94, 60, 0.22));
  border-color: rgba(245, 242, 238, 0.4);
  box-shadow: 0 20px 36px rgba(15, 28, 38, 0.24);
}

.mobile-only {
  display: none;
}

/* ========== FOOTER ========== */
.footer {
  padding: 3rem 0 2rem;
  background: var(--dark);
}

.footer-content {
  text-align: center;
}

.footer-brand {
  margin-bottom: 2rem;
}

.footer-brand .logo {
  font-size: 1.3rem;
  display: block;
  margin-bottom: 0.5rem;
}

.footer-brand p {
  font-size: 0.85rem;
  color: rgba(239, 237, 234, 0.5);
  font-style: italic;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(239, 237, 234, 0.1);
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(239, 237, 234, 0.6);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--copper);
}

.footer-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  color: rgba(239, 237, 234, 0.6);
  font-size: 0.85rem;
}

.footer-socials-label {
  color: rgba(239, 237, 234, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
}

.footer-socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: rgba(239, 237, 234, 0.7);
  border: 1px solid rgba(239, 237, 234, 0.18);
  border-radius: 999px;
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}

.footer-socials a:hover {
  color: var(--copper);
  border-color: rgba(184, 115, 51, 0.45);
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-socials .social-icon-fill {
  fill: currentColor;
  stroke: none;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(239, 237, 234, 0.35);
}

/* ========== MOBILE ========== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 28, 38, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1.2rem;
    opacity: 1;
  }

  .menu-toggle {
    display: flex;
    z-index: 1001;
  }

  .menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .menu-toggle.open span:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
  }

  .about-grid,
  .story-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-image img {
    height: 350px;
  }

  .about-image::after {
    display: none;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .process-timeline::before {
    left: 20px;
  }

  .step-number {
    width: 42px;
    height: 42px;
    font-size: 0.9rem;
  }

  .process-step {
    gap: 1.5rem;
  }

  .story-images img {
    min-height: 300px;
    position: static;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 1rem 2rem;
  }

  .footer-socials {
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
  }

  .mobile-only {
    display: inline-block;
  }

  .btn-sms.mobile-only {
    display: inline-flex;
    width: auto;
    min-width: 0;
    border-radius: var(--radius);
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 5rem 1rem 3rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .btn {
    padding: 0.85rem 2rem;
    font-size: 0.75rem;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-sms.mobile-only {
    width: auto;
  }

  .service-card {
    padding: 2rem 1.5rem;
  }
}

/* ========== ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}