/* ==========================================================================
   DESIGN SYSTEM & CUSTOM STYLESHEET
   Project: Kambing & Domba Landing Page
   Aesthetic: Premium, Modern Green & Yellow, Dynamic, Mobile-First Responsive
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* --- Color Palette (HSL System) --- */
  --clr-primary-pure: 142;
  --clr-primary: hsl(var(--clr-primary-pure), 76%, 36%); /* Emerald Green */
  --clr-primary-hover: hsl(var(--clr-primary-pure), 76%, 28%);
  --clr-primary-light: hsl(var(--clr-primary-pure), 40%, 94%);
  --clr-primary-dark: hsl(var(--clr-primary-pure), 80%, 15%);
  
  --clr-accent-pure: 45;
  --clr-accent: hsl(var(--clr-accent-pure), 93%, 47%); /* Warm Gold/Yellow */
  --clr-accent-hover: hsl(var(--clr-accent-pure), 93%, 40%);
  --clr-accent-light: hsl(var(--clr-accent-pure), 100%, 95%);
  --clr-accent-dark: hsl(var(--clr-accent-pure), 93%, 15%);

  --clr-bg-light: hsl(140, 20%, 99%);
  --clr-bg-alt: hsl(140, 15%, 96%);
  --clr-bg-dark: hsl(140, 25%, 10%);
  --clr-bg-card: hsl(0, 0%, 100%);
  
  --clr-text-dark: hsl(140, 20%, 15%);
  --clr-text-muted: hsl(140, 10%, 45%);
  --clr-text-light: hsl(0, 0%, 100%);
  
  /* --- Typography (Fluid with clamp) --- */
  --font-family: 'Plus Jakarta Sans', sans-serif;
  
  --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --fs-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --fs-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --fs-md: clamp(1.125rem, 1.05rem + 0.375vw, 1.25rem);
  --fs-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --fs-xl: clamp(1.5rem, 1.35rem + 0.75vw, 2rem);
  --fs-2xl: clamp(2rem, 1.75rem + 1.25vw, 3rem);
  --fs-3xl: clamp(2.5rem, 2rem + 2.5vw, 4.5rem);

  /* --- Spacing & Borders (Fluid) --- */
  --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-sm: clamp(0.75rem, 0.6rem + 0.75vw, 1.25rem);
  --space-md: clamp(1.25rem, 1rem + 1.25vw, 2rem);
  --space-lg: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --space-xl: clamp(4rem, 3rem + 5vw, 8rem);
  
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --border-radius-pill: 9999px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  --shadow-accent: 0 8px 24px rgba(228, 161, 24, 0.3);
  --shadow-primary: 0 8px 24px rgba(22, 163, 74, 0.2);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  line-height: 1.6;
  background-color: var(--clr-bg-light);
  color: var(--clr-text-dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--clr-bg-alt);
}
::-webkit-scrollbar-thumb {
  background: var(--clr-primary);
  border-radius: var(--border-radius-pill);
  border: 2px solid var(--clr-bg-alt);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--clr-primary-hover);
}

/* ==========================================================================
   REUSABLE UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.section-padding {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

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

.section-title {
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--clr-primary-dark);
  line-height: 1.2;
  margin-bottom: var(--space-xs);
}

.section-subtitle {
  font-size: var(--fs-base);
  color: var(--clr-text-muted);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-lg);
}

/* --- Badges --- */
.badge-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--clr-accent-light);
  color: var(--clr-accent-dark);
  padding: 8px 16px;
  border-radius: var(--border-radius-pill);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-sm);
  border: 1px solid rgba(228, 161, 24, 0.2);
}

.badge-green {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--clr-primary-light);
  color: var(--clr-primary-dark);
  padding: 6px 12px;
  border-radius: var(--border-radius-pill);
  font-size: var(--fs-xs);
  font-weight: 700;
  border: 1px solid rgba(22, 163, 74, 0.15);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: clamp(0.75rem, 0.6rem + 0.5vw, 1rem) clamp(1.5rem, 1.2rem + 1vw, 2.25rem);
  font-size: var(--fs-sm);
  font-weight: 700;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
}

.btn-primary {
  background-color: var(--clr-primary);
  color: var(--clr-text-light);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background-color: var(--clr-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(22, 163, 74, 0.3);
}

.btn-accent {
  background-color: var(--clr-accent);
  color: var(--clr-text-dark);
  box-shadow: var(--shadow-accent);
}
.btn-accent:hover {
  background-color: var(--clr-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(228, 161, 24, 0.4);
}

.btn-outline {
  background-color: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-primary);
}
.btn-outline:hover {
  background-color: var(--clr-primary-light);
  transform: translateY(-2px);
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(22, 163, 74, 0.08);
  transition: var(--transition-normal);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xs) 0;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  transition: var(--transition-normal);
}

.header.scrolled .navbar {
  padding: 8px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--clr-primary-dark);
}

.logo-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--clr-primary-light);
  border-radius: var(--border-radius-sm);
  padding: 3px;
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.12);
  transition: all var(--transition-normal);
}

.logo:hover .logo-icon {
  background-color: var(--clr-accent-light);
  box-shadow: 0 4px 16px rgba(228, 161, 24, 0.25);
  transform: translateY(-1px);
}

/* --- Logo Goat SVG & Micro-Animations --- */
.logo-goat-svg {
  width: 100%;
  height: 100%;
  transition: transform var(--transition-normal);
}

.logo:hover .logo-goat-svg {
  transform: scale(1.1) rotate(2deg);
}

/* Ears Wiggle Animation (Continuous gentle movement) */
.logo-ear-l {
  transform-origin: 32px 45px;
  animation: wiggleEarLeft 4s ease-in-out infinite alternate;
}

.logo-ear-r {
  transform-origin: 68px 45px;
  animation: wiggleEarRight 4s ease-in-out infinite alternate;
}

/* Eyes Blink Animation (Continuous periodic blink) */
.logo-eyes {
  transform-origin: 50px 52px;
  animation: blinkEyes 5s ease-in-out infinite;
}

/* Horns hover animation */
.logo-horn-l {
  transform-origin: 38px 38px;
  transition: transform var(--transition-normal);
}
.logo-horn-r {
  transform-origin: 62px 38px;
  transition: transform var(--transition-normal);
}
.logo:hover .logo-horn-l {
  transform: rotate(-5deg);
}
.logo:hover .logo-horn-r {
  transform: rotate(5deg);
}

/* Beard wiggle */
.logo-beard {
  transform-origin: 50px 84px;
  animation: wagBeard 3s ease-in-out infinite alternate;
}

/* Keyframes */
@keyframes wiggleEarLeft {
  0% { transform: rotate(0deg); }
  50% { transform: rotate(-5deg); }
  100% { transform: rotate(3deg); }
}

@keyframes wiggleEarRight {
  0% { transform: rotate(0deg); }
  50% { transform: rotate(5deg); }
  100% { transform: rotate(-3deg); }
}

@keyframes blinkEyes {
  0%, 90%, 94%, 98%, 100% {
    transform: scaleY(1);
  }
  92%, 96% {
    transform: scaleY(0.1);
  }
}

@keyframes wagBeard {
  0% { transform: rotate(-3deg) translateX(-1px); }
  100% { transform: rotate(3deg) translateX(1px); }
}

.logo-text span {
  color: var(--clr-accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 0.5rem + 1.5vw, 2.5rem);
  list-style: none;
}

.nav-link {
  font-weight: 600;
  color: var(--clr-text-dark);
  font-size: var(--fs-sm);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--clr-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--clr-accent);
  border-radius: var(--border-radius-pill);
  transition: var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 15px;
}

/* --- Hamburger Menu Icon --- */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
  z-index: 1100;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--clr-primary-dark);
  border-radius: 3px;
  transition: var(--transition-normal);
}

/* Hamburger Active Animation */
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background-color: var(--clr-primary);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
  background-color: var(--clr-primary);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  background-color: var(--clr-bg-alt);
  overflow: hidden;
}

/* Background Gradients */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(circle, rgba(228, 161, 24, 0.08) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 50%;
  height: 80%;
  background: radial-gradient(circle, rgba(22, 163, 74, 0.06) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-md);
  align-items: center;
  position: relative;
  z-index: 5;
}

.hero-content {
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-title {
  font-size: var(--fs-3xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--clr-primary-dark);
  margin-bottom: var(--space-sm);
}

.hero-title span.text-highlight {
  color: var(--clr-primary);
  background: linear-gradient(120deg, rgba(22, 163, 74, 0.15) 0%, rgba(22, 163, 74, 0) 100%);
  padding: 0 8px;
  border-radius: 4px;
}

.hero-title span.text-accent {
  color: var(--clr-accent-dark);
  border-bottom: 4px double var(--clr-accent);
}

.hero-description {
  font-size: var(--fs-md);
  color: var(--clr-text-muted);
  margin-bottom: var(--space-md);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: var(--space-lg);
}

.hero-stats {
  display: flex;
  gap: clamp(1.5rem, 1rem + 2vw, 3rem);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding-top: var(--space-md);
}

.stat-item h3 {
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--clr-primary);
}

.stat-item p {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-weight: 600;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transform: scale(0.9);
  animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.hero-img-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 1;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--clr-bg-card);
}

.hero-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.hero-img-wrapper:hover img {
  transform: scale(1.05);
}

.hero-img-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background-color: var(--clr-bg-card);
  padding: 16px 24px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10;
  border-left: 5px solid var(--clr-accent);
  animation: float 4s ease-in-out infinite;
}

.badge-icon {
  width: 40px;
  height: 40px;
  background-color: var(--clr-accent-light);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent-dark);
}

.badge-info h4 {
  font-size: var(--fs-sm);
  font-weight: 700;
}

.badge-info p {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

/* Decorative Geometric Elements */
.hero-deco-ring {
  position: absolute;
  top: -30px;
  left: -30px;
  width: 120px;
  height: 120px;
  border: 24px solid rgba(228, 161, 24, 0.15);
  border-radius: 50%;
  z-index: -1;
  animation: float 5s ease-in-out infinite alternate;
}

.hero-deco-dots {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background-image: radial-gradient(rgba(22, 163, 74, 0.2) 20%, transparent 20%);
  background-size: 10px 10px;
  z-index: -1;
}

/* ==========================================================================
   KEUNGGULAN SECTION
   ========================================================================== */
.keunggulan {
  background-color: var(--clr-bg-light);
}

.keunggulan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}

.keunggulan-card {
  background-color: var(--clr-bg-card);
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(22, 163, 74, 0.04);
  transition: all var(--transition-normal);
}

.keunggulan-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(22, 163, 74, 0.12);
}

.icon-wrapper {
  width: 64px;
  height: 64px;
  background-color: var(--clr-primary-light);
  color: var(--clr-primary);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: var(--transition-normal);
}

.keunggulan-card:hover .icon-wrapper {
  background-color: var(--clr-primary);
  color: var(--clr-text-light);
  transform: rotateY(180deg);
}

.keunggulan-card h3 {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: var(--space-xs);
}

.keunggulan-card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   KATALOG / PRODUK SECTION
   ========================================================================== */
.produk {
  background-color: var(--clr-bg-alt);
}

.filter-container {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: var(--border-radius-pill);
  font-weight: 700;
  font-size: var(--fs-sm);
  background-color: var(--clr-bg-card);
  color: var(--clr-text-muted);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--clr-primary);
  background-color: var(--clr-primary-light);
}

.filter-btn.active {
  background-color: var(--clr-primary);
  color: var(--clr-text-light);
  box-shadow: var(--shadow-primary);
  border-color: var(--clr-primary);
}

.produk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
  transition: opacity var(--transition-normal);
}

.produk-card {
  background-color: var(--clr-bg-card);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(22, 163, 74, 0.04);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.produk-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(228, 161, 24, 0.2);
}

.produk-img-wrapper {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background-color: var(--clr-bg-alt);
}

.produk-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.produk-card:hover .produk-img-wrapper img {
  transform: scale(1.08);
}

.produk-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 5;
}

.produk-weight-tag {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: var(--clr-text-light);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  font-size: var(--fs-xs);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.produk-info {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.produk-title {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: var(--space-xs);
}

.produk-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-sm);
}

.spec-pill {
  font-size: 11px;
  font-weight: 600;
  background-color: var(--clr-bg-alt);
  color: var(--clr-text-muted);
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(0,0,0,0.03);
}

.produk-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: auto;
  margin-bottom: var(--space-md);
}

.price-label {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  font-weight: 600;
}

.price-amount {
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--clr-accent-dark);
}

.produk-action {
  width: 100%;
}

/* Hide animation during filter */
.produk-card.hidden {
  display: none;
}

/* ==========================================================================
   INTERACTIVE CALCULATOR
   ========================================================================== */
.calculator-section {
  background-color: var(--clr-bg-light);
  position: relative;
}

.calculator-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  background-color: var(--clr-bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(22, 163, 74, 0.06);
  overflow: hidden;
}

.calc-form-pane {
  padding: var(--space-lg);
}

.calc-result-pane {
  background: linear-gradient(135deg, var(--clr-primary-dark), hsl(145, 90%, 8%));
  color: var(--clr-text-light);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.calc-result-pane::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(228, 161, 24, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--clr-primary-dark);
  margin-bottom: 8px;
}

/* Custom Radio Grid */
.radio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}

.radio-card {
  position: relative;
}

.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
  background-color: var(--clr-bg-alt);
  border: 2px solid transparent;
  border-radius: var(--border-radius-md);
  text-align: center;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.radio-card-content svg {
  margin-bottom: 8px;
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
}

.radio-card-content span {
  font-weight: 700;
  font-size: var(--fs-sm);
}

.radio-card input[type="radio"]:checked + .radio-card-content {
  background-color: var(--clr-primary-light);
  border-color: var(--clr-primary);
  color: var(--clr-primary-dark);
}

.radio-card input[type="radio"]:checked + .radio-card-content svg {
  color: var(--clr-primary);
  transform: scale(1.1);
}

/* Custom Slider */
.slider-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--clr-bg-alt);
  padding: 12px 20px;
  border-radius: var(--border-radius-md);
}

.slider-wrapper input[type="range"] {
  flex-grow: 1;
  height: 6px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  appearance: none;
}

.slider-wrapper input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--clr-primary);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(22, 163, 74, 0.4);
  transition: var(--transition-fast);
}

.slider-wrapper input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--clr-primary-hover);
  transform: scale(1.2);
}

.slider-value {
  font-size: var(--fs-md);
  font-weight: 800;
  color: var(--clr-primary-dark);
  min-width: 60px;
  text-align: right;
}

/* Dropdown styling */
.select-custom {
  position: relative;
}

.select-custom select {
  width: 100%;
  padding: 14px 20px;
  background-color: var(--clr-bg-alt);
  border: 2px solid transparent;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  appearance: none;
  transition: var(--transition-fast);
  cursor: pointer;
}

.select-custom select:focus {
  border-color: var(--clr-primary);
  background-color: var(--clr-bg-light);
}

.select-custom::after {
  content: '▼';
  font-size: 10px;
  color: var(--clr-text-muted);
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

/* Live Estimate Preview Pane */
.calc-result-header h3 {
  font-size: var(--fs-xl);
  font-weight: 800;
  margin-bottom: var(--space-xs);
  border-left: 4px solid var(--clr-accent);
  padding-left: 12px;
}

.calc-summary-list {
  list-style: none;
  margin: var(--space-md) 0;
  border-top: 1px dashed rgba(255, 255, 255, 0.15);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
  padding: var(--space-md) 0;
}

.calc-summary-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: var(--fs-sm);
}

.calc-summary-item:last-child {
  margin-bottom: 0;
}

.calc-summary-val {
  font-weight: 700;
  color: var(--clr-accent);
}

.calc-total-box {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  padding: var(--space-md);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-md);
}

.calc-total-label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
  margin-bottom: 6px;
}

.calc-total-amount {
  font-size: clamp(1.75rem, 1.5rem + 1.5vw, 2.75rem);
  font-weight: 900;
  color: var(--clr-accent);
  text-shadow: 0 4px 20px rgba(228, 161, 24, 0.2);
}

/* ==========================================================================
   TESTIMONIALS SECTION
   ========================================================================== */
.testimonials {
  background-color: var(--clr-bg-alt);
}

.testi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.testi-card {
  background-color: var(--clr-bg-card);
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(22, 163, 74, 0.03);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.testi-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(22, 163, 74, 0.08);
}

.testi-stars {
  color: var(--clr-accent);
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-sm);
}

.testi-quote {
  font-size: var(--fs-sm);
  color: var(--clr-text-dark);
  font-style: italic;
  margin-bottom: var(--space-md);
  line-height: 1.6;
  flex-grow: 1;
}

.testi-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testi-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--clr-primary-light);
  background-color: var(--clr-bg-alt);
}

.testi-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testi-user-info h4 {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--clr-primary-dark);
}

.testi-user-info p {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

/* ==========================================================================
   FAQ SECTION (ACCORDION)
   ========================================================================== */
.faq-section {
  background-color: var(--clr-bg-light);
}

.faq-container {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--clr-bg-card);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.03);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: rgba(22, 163, 74, 0.1);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
  transition: background-color var(--transition-fast);
}

.faq-header:hover {
  background-color: rgba(22, 163, 74, 0.02);
}

.faq-title {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--clr-primary-dark);
  padding-right: 16px;
}

.faq-icon-box {
  width: 28px;
  height: 28px;
  background-color: var(--clr-primary-light);
  color: var(--clr-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
  flex-shrink: 0;
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.faq-content {
  padding: 0 24px 20px 24px;
  color: var(--clr-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.6;
}

/* Active FAQ styling */
.faq-item.active {
  border-color: rgba(22, 163, 74, 0.2);
  box-shadow: var(--shadow-md);
}

.faq-item.active .faq-header {
  background-color: var(--clr-primary-light);
}

.faq-item.active .faq-icon-box {
  transform: rotate(180deg);
  background-color: var(--clr-primary);
  color: var(--clr-text-light);
}

/* ==========================================================================
   FOOTER & CONTACT
   ========================================================================== */
.footer {
  background-color: var(--clr-bg-dark);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-md);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-brand .logo {
  color: var(--clr-text-light);
  margin-bottom: var(--space-xs);
}

.footer-brand p {
  font-size: var(--fs-sm);
  margin-bottom: var(--space-md);
  max-width: 320px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 40px;
  height: 40px;
  background-color: rgba(255,255,255,0.05);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-light);
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background-color: var(--clr-accent);
  color: var(--clr-text-dark);
  transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
  color: var(--clr-text-light);
  font-size: var(--fs-sm);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  position: relative;
  padding-bottom: 8px;
}

.footer-links h4::after, .footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--clr-accent);
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: var(--fs-sm);
}

.footer-nav a:hover {
  color: var(--clr-accent);
  padding-left: 4px;
}

.contact-info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: var(--fs-sm);
}

.contact-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.contact-icon {
  color: var(--clr-accent);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: var(--fs-xs);
}

/* ==========================================================================
   FLOATING WHATSAPP CTA
   ========================================================================== */
.wa-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  background-color: #25d366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-normal);
  animation: pulse 2s infinite;
}

.wa-float:hover {
  transform: scale(1.1);
  background-color: #20ba5a;
}

.wa-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70% {
    box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

/* --- Tablet Mode (max-width: 991px) --- */
@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .hero {
    padding-top: 100px;
    padding-bottom: var(--space-lg);
    text-align: center;
    min-height: auto;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    order: -1; /* visual on top for mobile */
  }
  
  .calculator-container {
    grid-template-columns: 1fr;
  }
  
  .calc-result-pane {
    padding: var(--space-md);
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* --- Mobile Nav Triggered --- */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--clr-bg-card);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 40px;
    gap: 32px;
    transition: var(--transition-normal);
    z-index: 1050;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-cta {
    display: none; /* hidden or moved inside menu if needed */
  }
  
  .nav-menu .nav-cta-mobile {
    display: inline-flex;
    margin-top: 20px;
  }
}

/* Mobile-only adjustments */
@media (max-width: 480px) {
  .hero-actions .btn {
    width: 100%;
  }
  
  .wa-float {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
  
  .wa-float svg {
    width: 26px;
    height: 26px;
  }
  
  .hero-img-badge {
    bottom: 12px;
    left: 12px;
    padding: 8px 12px;
  }
  
  .badge-icon {
    width: 32px;
    height: 32px;
  }
}