:root {
    --primary-color: #e25a00;
    --primary-dark: #b44800;
    --primary-light: #ff6c00;
    --primary-lightest: #ff7e00;
    --secondary-color: #1da5ff;
    --tertiary-color: #22c6ff;
    --quaternary-color: #1784cc;
    --text-color: #1f2937;
    --bg-color: #ffffff;
    --heading-color: #1f2937;
    --link-color: #e25a00;
    --link-hover-color: #1da5ff;
    --border-color: #e5e7eb;
    --card-bg: #dbdbdb;
    --card-border: #ffffff;
    --card-border-hover: #e25a00;
    --card-radius: 12px;
    --card-shadow: 0 1px 2px 0 rgba(0,0,0,0.05);
    --card-shadow-hover: 0 10px 15px -3px rgba(0,0,0,0.1);
    --card-hover-bg: #f9fafb;
    --button-radius: 40px;
    --border-radius: 12px;
    --button-text-color: #ffffff;
    --button-hover-bg: #1da5ff;
    --button-hover-text: #ffffff;
    --navbar-bg: rgba(255,255,255,0.92);
    --navbar-text: #1f2937;
    --navbar-hover-text: #1da5ff;
    --mobile-menu-bg: #ffffff;
    --mobile-menu-text: #1f2937;
    --mobile-menu-border: #e5e7eb;
    --footer-bg: #e25a00;
    --footer-text: #ffffff;
    --icon-color: #e25a00;
    --darkmode-icon: #1f2937;
    --slider-text-color: #ffffff;
    --slider-overlay-color: rgba(0,0,0,0.5);
    --slider-nav-color: #ffffff;
    --slider-active-color: #e25a00;
    --filter-bg: #f3f4f6;
    --filter-active-bg: #e25a00;
    --filter-text: #1f2937;
    --filter-active-text: #ffffff;
    --pagination-bg: #f3f4f6;
    --pagination-active-bg: #e25a00;
    --pagination-text: #1f2937;
    --pagination-active-text: #ffffff;
    --pagination-hover-bg: #ff6c00;
    --breadcrumb-text: #6b7280;
    --breadcrumb-link: #e25a00;
    --breadcrumb-separator: #000000;
    --step-icon-bg: #000000;
    --equipment-nav-bg: #ffffff;
    --equipment-nav-hover: #e25a00;
    --equipment-nav-icon: #e25a00;
    --wa-bg: #e25a00;
    --wa-hover-bg: #b44800;
    --wa-icon: #ffffff;
    --faq-bg: #ffffff;
    --faq-header-bg: #f9fafb;
    --faq-border: #e5e7eb;
    --faq-icon-color: #fa6400;
    --modal-bg: #ffffff;
    --modal-text: #1f2937;
    --modal-border: #e5e7eb;
    --modal-header-bg: #f3f4f6;
    --modal-radius: 12px;
    --section-bg-dark: #ff7e00;
    --input-border: #d1d5db;
    --input-focus: #e25a00;
    --success-color: #10b981;
    --error-color: #dc2626;
    --product-gap: 0.8rem;
    --card-padding: 1rem;
}

/* ============================================
   GLOBAL RESET (SEPERTI TAILWIND)
   ============================================ */
*, ::before, ::after { margin: 0; padding: 0; box-sizing: border-box; }

/* Smooth scroll untuk anchor links */
html { 
    -webkit-text-size-adjust: 100%; 
    tab-size: 4;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   SMOOTH TRANSITIONS (FIX EFEK TERLALU CEPAT)
   ============================================ */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Transisi halus untuk semua elemen interaktif */
a, button, .btn-primary, .product-card, .filter-btn, .pagination a,
.navbar, .modal-overlay, [class*="transition"] {
    transition: all 0.3s cubic-bezier(0.2, 0, 0, 1) !important;
}

h1, h2, h3, h4, h5, h6 { color: var(--heading-color); font-weight: 700; }
a { color: var(--link-color); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--link-hover-color); }
img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
button { background: none; border: none; cursor: pointer; }

/* ============================================
   DISPLAY & POSITION (LENGKAP)
   ============================================ */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.inline-grid { display: inline-grid; }
.hidden { display: none; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* ============================================
   FLEXBOX (LENGKAP)
   ============================================ */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-0 { gap: 0; }
.gap-0\.5 { gap: 0.125rem; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-2\.5 { gap: 0.625rem; }
.gap-3 { gap: 0.75rem; }
.gap-3\.5 { gap: 0.875rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.shrink-0 { flex-shrink: 0; }
.shrink { flex-shrink: 1; }
.grow-0 { flex-grow: 0; }
.grow { flex-grow: 1; }

/* ============================================
   GRID (LENGKAP)
   ============================================ */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

@media (min-width: 640px) {
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .sm\:flex { display: flex; }
    .sm\:hidden { display: none; }
}
@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
}
@media (min-width: 1024px) {
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (min-width: 1280px) {
    .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

/* ============================================
   SPACING (PADDING & MARGIN) - LENGKAP
   ============================================ */
.p-0 { padding: 0; }
.p-0\.5 { padding: 0.125rem; }
.p-1 { padding: 0.25rem; }
.p-1\.5 { padding: 0.375rem; }
.p-2 { padding: 0.5rem; }
.p-2\.5 { padding: 0.625rem; }
.p-3 { padding: 0.75rem; }
.p-3\.5 { padding: 0.875rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.p-10 { padding: 2.5rem; }

.px-0 { padding-left: 0; padding-right: 0; }
.px-0\.5 { padding-left: 0.125rem; padding-right: 0.125rem; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-1\.5 { padding-left: 0.375rem; padding-right: 0.375rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-3\.5 { padding-left: 0.875rem; padding-right: 0.875rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.pt-5 { padding-top: 1.25rem; }
.pt-6 { padding-top: 1.5rem; }
.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-5 { padding-bottom: 1.25rem; }
.pb-6 { padding-bottom: 1.5rem; }

.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.m-5 { margin: 1.25rem; }

.mx-auto { margin-left: auto; margin-right: auto; }
.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: 0.25rem; margin-right: 0.25rem; }
.mx-2 { margin-left: 0.5rem; margin-right: 0.5rem; }
.mx-3 { margin-left: 0.75rem; margin-right: 0.75rem; }
.mx-4 { margin-left: 1rem; margin-right: 1rem; }

.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.my-2 { margin-top: 0.5rem; margin-bottom: 0.5rem; }
.my-3 { margin-top: 0.75rem; margin-bottom: 0.75rem; }
.my-4 { margin-top: 1rem; margin-bottom: 1rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }

.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }

/* ============================================
   TYPOGRAPHY (LENGKAP)
   ============================================ */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }

.font-thin { font-weight: 100; }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-primary { color: var(--primary-color); }
.text-gray { color: var(--tertiary-color); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

.line-clamp-1 { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-4 { display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }

/* ============================================
   SIZING (WIDTH & HEIGHT)
   ============================================ */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }
.w-1\/2 { width: 50%; }
.w-1\/3 { width: 33.333333%; }
.w-2\/3 { width: 66.666667%; }
.w-1\/4 { width: 25%; }
.w-3\/4 { width: 75%; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }
.w-20 { width: 5rem; }
.w-24 { width: 6rem; }
.w-32 { width: 8rem; }
.w-48 { width: 12rem; }
.w-64 { width: 16rem; }
.w-72 { width: 18rem; }
.w-80 { width: 20rem; }
.w-96 { width: 24rem; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }
.h-20 { height: 5rem; }
.h-24 { height: 6rem; }
.h-32 { height: 8rem; }
.h-48 { height: 12rem; }
.h-64 { height: 16rem; }

.min-h-screen { min-height: 100vh; }
.min-h-0 { min-height: 0; }

.max-w-full { max-width: 100%; }
.max-w-screen-xl { max-width: 1280px; }
.max-w-7xl { max-width: 80rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-xl { max-width: 36rem; }
.max-w-lg { max-width: 32rem; }
.max-w-md { max-width: 28rem; }
.max-w-sm { max-width: 24rem; }

/* ============================================
   BORDER, RADIUS, SHADOW (LENGKAP)
   ============================================ */
.border { border: 1px solid var(--border-color); }
.border-0 { border: 0; }
.border-2 { border-width: 2px; }
.border-t { border-top: 1px solid var(--border-color); }
.border-b { border-bottom: 1px solid var(--border-color); }
.border-l { border-left: 1px solid var(--border-color); }
.border-r { border-right: 1px solid var(--border-color); }
.border-primary { border-color: var(--primary-color); }
.border-transparent { border-color: transparent; }

.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: 0.125rem; }
.rounded { border-radius: var(--border-radius); }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05); }
.shadow { box-shadow: var(--card-shadow); }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); }
.hover\:shadow-md:hover { box-shadow: var(--card-shadow-hover); }

/* ============================================
   BACKGROUND & COLORS
   ============================================ */
.bg-white { background-color: #ffffff; }
.bg-black { background-color: #000000; }
.bg-primary { background-color: var(--primary-color); }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-transparent { background-color: transparent; }

/* ============================================
   CARD & PRODUCT (STYLING KHUSUS)
   ============================================ */
.product-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--card-radius);
    transition: all 0.3s ease;
    overflow: hidden;
}
.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-border-hover);
    box-shadow: var(--card-shadow-hover);
    background-color: var(--card-hover-bg);
}

/* ============================================
   BUTTON & INTERACTIVE
   ============================================ */
.btn-primary, button[type="submit"] {
    background-color: var(--primary-color);
    color: var(--button-text-color);
    border-radius: var(--button-radius);
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}
.btn-primary:hover, button[type="submit"]:hover {
    background-color: var(--button-hover-bg);
    color: var(--button-hover-text);
    transform: translateY(-2px);
}

/* ============================================
   MODAL
   ============================================ */
.modal-container {
    background-color: var(--modal-bg);
    color: var(--modal-text);
    border: 1px solid var(--modal-border);
    border-radius: var(--modal-radius);
    overflow: hidden;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background-color: var(--navbar-bg);
    backdrop-filter: blur(10px);
    transition: transform 0.3s;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
}
footer a { color: var(--footer-text); opacity: 0.8; transition: opacity 0.2s; }
footer a:hover { opacity: 1; }

/* ============================================
   SLIDER
   ============================================ */
.hero-slider-modern .slider-track-native {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
}
.hero-slider-modern .slide-item {
    scroll-snap-align: start;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 640px) {
    .hidden-mobile { display: none; }
    .w-full-mobile { width: 100%; }
}
@media (min-width: 641px) and (max-width: 768px) {
    .hidden-tablet { display: none; }
}
@media (min-width: 769px) {
    .hidden-desktop { display: none; }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.hover-scale:hover { transform: scale(1.05); }
.transition { transition: all 0.3s ease; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }

/* ============================================
   OVERFLOW & SCROLL
   ============================================ */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }

/* ============================================
   OBJECT FIT & POSITION
   ============================================ */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-fill { object-fit: fill; }

.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }

/* ============================================
   OBJECT FIT & POSITION (LANJUTAN)
   ============================================ */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-fill { object-fit: fill; }
.object-none { object-fit: none; }
.object-scale-down { object-fit: scale-down; }

.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-wait { cursor: wait; }
.cursor-grab { cursor: grab; }
.cursor-grabbing { cursor: grabbing; }

/* ============================================
   OPACITY & VISIBILITY
   ============================================ */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }
.hover\:opacity-80:hover { opacity: 0.8; }
.hover\:opacity-90:hover { opacity: 0.9; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* ============================================
   TRANSFORM (EFFECTS)
   ============================================ */
.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }
.translate-y-0 { transform: translateY(0); }
.translate-y-1 { transform: translateY(0.25rem); }
.translate-y-2 { transform: translateY(0.5rem); }
.-translate-y-1 { transform: translateY(-0.25rem); }
.-translate-y-2 { transform: translateY(-0.5rem); }
.rotate-0 { transform: rotate(0deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }

/* ============================================
   LIST STYLES
   ============================================ */
.list-none { list-style: none; }
.list-disc { list-style-type: disc; }
.list-decimal { list-style-type: decimal; }
.list-inside { list-style-position: inside; }
.list-outside { list-style-position: outside; }

/* ============================================
   TABLE STYLES
   ============================================ */
.table { display: table; }
.table-auto { table-layout: auto; }
.table-fixed { table-layout: fixed; }
.border-collapse { border-collapse: collapse; }
.border-separate { border-collapse: separate; }

/* ============================================
   ASPECT RATIO
   ============================================ */
.aspect-auto { aspect-ratio: auto; }
.aspect-square { aspect-ratio: 1 / 1; }
.aspect-video { aspect-ratio: 16 / 9; }
.aspect-4-3 { aspect-ratio: 4 / 3; }
.aspect-3-2 { aspect-ratio: 3 / 2; }

/* ============================================
   BACKDROP FILTER (GLASSMORPHISM)
   ============================================ */
.backdrop-blur-none { backdrop-filter: blur(0); }
.backdrop-blur-sm { backdrop-filter: blur(4px); }
.backdrop-blur { backdrop-filter: blur(8px); }
.backdrop-blur-md { backdrop-filter: blur(12px); }
.backdrop-blur-lg { backdrop-filter: blur(16px); }

/* ============================================
   DARK MODE (LENGKAP)
   ============================================ */
body.dark-mode {
    --bg-color: #0f172a;
    --text-color: #e2e8f0;
    --heading-color: #ffffff;
    --card-bg: #1e293b;
    --card-border: #334155;
    --card-hover-bg: #2d3a4e;
    --border-color: #334155;
    --mobile-menu-bg: #1e293b;
    --mobile-menu-text: #e2e8f0;
    --mobile-menu-border: #334155;
    --navbar-bg: rgba(30, 41, 59, 0.95);
    --navbar-text: #e2e8f0;
    --filter-bg: #1e293b;
    --pagination-bg: #1e293b;
    --pagination-hover-bg: #334155;
    --breadcrumb-text: #94a3b8;
    --modal-bg: #1e293b;
    --modal-text: #e2e8f0;
    --modal-border: #334155;
    --modal-header-bg: #0f172a;
    --darkmode-icon: #fbbf24;
    --faq-bg: #1e293b;
    --faq-header-bg: #0f172a;
    --faq-border: #334155;
    --faq-icon-color: #fbbf24;
    --step-icon-bg: rgba(255,255,255,0.1);
    --input-border: #475569;
    --section-bg-dark: #1e293b;
}
body.dark-mode .product-card {
    background-color: var(--card-bg);
    border-color: var(--card-border);
}
body.dark-mode .product-card:hover {
    background-color: var(--card-hover-bg);
    border-color: var(--primary-color);
}
body.dark-mode .btn-primary {
    background-color: var(--primary-color);
}
body.dark-mode .modal-container {
    background-color: var(--modal-bg);
    color: var(--modal-text);
}
body.dark-mode input,
body.dark-mode textarea,
body.dark-mode select {
    background-color: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}
body.dark-mode .text-white { color: #ffffff; }
body.dark-mode .text-black { color: #000000; }

/* ============================================
   SCROLLBAR CUSTOM (OPSIONAL)
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--border-color, #e2e8f0);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb {
    background: var(--primary-color, #0d9488);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark, #0f766e);
}

/* ============================================
   PRINT STYLES (UNTUK CETAK)
   ============================================ */
@media print {
    .no-print { display: none !important; }
    body { background-color: white; color: black; }
    a { text-decoration: underline; }
}

/* ============================================
   LOADING & SKELETON (OPSIONAL)
   ============================================ */
.skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, var(--card-hover-bg) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}
@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================
   TOOLTIP (OPSIONAL)
   ============================================ */
[data-tooltip] {
    position: relative;
    cursor: pointer;
}
[data-tooltip]:before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--heading-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    z-index: 100;
}
[data-tooltip]:hover:before {
    opacity: 1;
}

/* ============================================
   CONTAINER (LAYOUT)
   ============================================ */
.container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}
@media (min-width: 640px) {
    .container { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1024px) {
    .container { padding-left: 2rem; padding-right: 2rem; }
}

/* ============================================
   FLEX UTILITIES (LANJUTAN)
   ============================================ */
.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-initial { flex: 0 1 auto; }
.flex-none { flex: none; }
.order-first { order: -9999; }
.order-last { order: 9999; }
.order-1 { order: 1; }
.order-2 { order: 2; }
.order-3 { order: 3; }

/* ============================================
   GRID UTILITIES (LANJUTAN)
   ============================================ */
.gap-x-1 { column-gap: 0.25rem; }
.gap-x-2 { column-gap: 0.5rem; }
.gap-x-3 { column-gap: 0.75rem; }
.gap-x-4 { column-gap: 1rem; }
.gap-y-1 { row-gap: 0.25rem; }
.gap-y-2 { row-gap: 0.5rem; }
.gap-y-3 { row-gap: 0.75rem; }
.gap-y-4 { row-gap: 1rem; }

/* ============================================
   RING / OUTLINE (FOCUS STATE)
   ============================================ */
.ring-0 { box-shadow: none; }
.ring-1 { box-shadow: 0 0 0 1px var(--primary-color); }
.ring-2 { box-shadow: 0 0 0 2px var(--primary-color); }
.ring-primary { --tw-ring-color: var(--primary-color); }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px var(--primary-color); }
.focus\:ring-offset-2:focus { box-shadow: 0 0 0 2px white, 0 0 0 4px var(--primary-color); }
.focus\:outline-none:focus { outline: none; }

/* ============================================
   DIVIDER (GARIS PEMISAH)
   ============================================ */
.divider-y > :not([hidden]) ~ :not([hidden]) {
    border-top-width: 1px;
    border-color: var(--border-color);
}
.divider-x > :not([hidden]) ~ :not([hidden]) {
    border-left-width: 1px;
    border-color: var(--border-color);
}

/* ============================================
   SCROLL SNAP (UNTUK SLIDER)
   ============================================ */
.snap-start { scroll-snap-align: start; }
.snap-end { scroll-snap-align: end; }
.snap-center { scroll-snap-align: center; }
.snap-mandatory { scroll-snap-type: x mandatory; }
.snap-proximity { scroll-snap-type: x proximity; }

/* ============================================
   SELECTION (HIGHLIGHT TEXT)
   ============================================ */
::selection {
    background-color: var(--primary-color);
    color: white;
}
::-moz-selection {
    background-color: var(--primary-color);
    color: white;
}

/* ============================================
   FOCUS VISIBLE (ACCESSIBILITY)
   ============================================ */
.focus-visible\:ring-2:focus-visible {
    box-shadow: 0 0 0 2px var(--primary-color);
}
.focus-visible\:outline-none:focus-visible {
    outline: none;
}

/* ============================================
   PLACEHOLDER TEXT
   ============================================ */
::placeholder {
    color: var(--tertiary-color);
    opacity: 0.6;
}
::-webkit-input-placeholder { color: var(--tertiary-color); opacity: 0.6; }
:-ms-input-placeholder { color: var(--tertiary-color); opacity: 0.6; }

/* ============================================
   MEDIA QUERIES RESPONSIF (LENGKAP)
   ============================================ */
@media (max-width: 640px) {
    .text-center-mobile { text-align: center; }
    .flex-col-mobile { flex-direction: column; }
    .w-full-mobile { width: 100%; }
    .hidden-mobile { display: none; }
    .block-mobile { display: block; }
    .gap-2-mobile { gap: 0.5rem; }
    .p-3-mobile { padding: 0.75rem; }
}
@media (min-width: 641px) and (max-width: 768px) {
    .text-center-tablet { text-align: center; }
    .hidden-tablet { display: none; }
}
@media (min-width: 769px) and (max-width: 1024px) {
    .hidden-desktop { display: none; }
}
@media (min-width: 1025px) {
    .hidden-wide { display: none; }
}

/* ============================================
   GRID VARIATIONS (CUSTOM)
   ============================================ */
.grid-flow-row { grid-auto-flow: row; }
.grid-flow-col { grid-auto-flow: column; }
.grid-flow-dense { grid-auto-flow: dense; }

.auto-rows-auto { grid-auto-rows: auto; }
.auto-rows-min { grid-auto-rows: min-content; }
.auto-rows-max { grid-auto-rows: max-content; }

/* ============================================
   ORDER (UNTUK LAYOUT FLEXIBLE)
   ============================================ */
@media (min-width: 768px) {
    .md\:order-1 { order: 1; }
    .md\:order-2 { order: 2; }
    .md\:order-3 { order: 3; }
}

/* ============================================
   BLEND MODES (EFEK GAMBAR)
   ============================================ */
.mix-blend-multiply { mix-blend-mode: multiply; }
.mix-blend-screen { mix-blend-mode: screen; }
.mix-blend-overlay { mix-blend-mode: overlay; }

/* ============================================
   FILTER EFFECTS (GAMBAR)
   ============================================ */
.blur { filter: blur(8px); }
.blur-sm { filter: blur(4px); }
.blur-md { filter: blur(12px); }
.brightness-75 { filter: brightness(0.75); }
.brightness-90 { filter: brightness(0.9); }
.brightness-100 { filter: brightness(1); }
.brightness-110 { filter: brightness(1.1); }
.contrast-75 { filter: contrast(0.75); }
.contrast-100 { filter: contrast(1); }
.contrast-125 { filter: contrast(1.25); }

/* ============================================
   BOX SHADOW VARIANTS
   ============================================ */
.shadow-inner { box-shadow: inset 0 2px 4px 0 rgba(0,0,0,0.05); }
.shadow-outline { box-shadow: 0 0 0 3px rgba(13,148,136,0.5); }
.shadow-none { box-shadow: none; }

/* ============================================
   BORDER WIDTH VARIANTS
   ============================================ */
.border-0 { border-width: 0; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-8 { border-width: 8px; }

.border-t-0 { border-top-width: 0; }
.border-r-0 { border-right-width: 0; }
.border-b-0 { border-bottom-width: 0; }
.border-l-0 { border-left-width: 0; }
.border-t-2 { border-top-width: 2px; }
.border-b-2 { border-bottom-width: 2px; }

/* ============================================
   BORDER STYLE VARIANTS
   ============================================ */
.border-solid { border-style: solid; }
.border-dashed { border-style: dashed; }
.border-dotted { border-style: dotted; }
.border-double { border-style: double; }
.border-none { border-style: none; }

/* ============================================
   BACKGROUND POSITION & SIZE
   ============================================ */
.bg-cover { background-size: cover; }
.bg-contain { background-size: contain; }
.bg-center { background-position: center; }
.bg-top { background-position: top; }
.bg-bottom { background-position: bottom; }
.bg-left { background-position: left; }
.bg-right { background-position: right; }
.bg-no-repeat { background-repeat: no-repeat; }
.bg-repeat { background-repeat: repeat; }

/* ============================================
   TRANSFORM ORIGIN
   ============================================ */
.origin-center { transform-origin: center; }
.origin-top { transform-origin: top; }
.origin-bottom { transform-origin: bottom; }
.origin-left { transform-origin: left; }
.origin-right { transform-origin: right; }

/* ============================================
   WHITE-SPACE & WORD BREAK
   ============================================ */
.whitespace-normal { white-space: normal; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre { white-space: pre; }
.whitespace-pre-line { white-space: pre-line; }
.whitespace-pre-wrap { white-space: pre-wrap; }
.break-normal { word-break: normal; overflow-wrap: normal; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ============================================
   VERTICAL ALIGN
   ============================================ */
.align-baseline { vertical-align: baseline; }
.align-top { vertical-align: top; }
.align-middle { vertical-align: middle; }
.align-bottom { vertical-align: bottom; }
.align-text-top { vertical-align: text-top; }
.align-text-bottom { vertical-align: text-bottom; }

/* ============================================
   FLOATS & CLEAR
   ============================================ */
.float-left { float: left; }
.float-right { float: right; }
.float-none { float: none; }
.clear-left { clear: left; }
.clear-right { clear: right; }
.clear-both { clear: both; }
.clear-none { clear: none; }

/* ============================================
   SCROLL BEHAVIOR
   ============================================ */
.scroll-auto { scroll-behavior: auto; }
.scroll-smooth { scroll-behavior: smooth; }

/* ============================================
   POINTER EVENTS
   ============================================ */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* ============================================
   RESIZE (TEXTAREA)
   ============================================ */
.resize-none { resize: none; }
.resize-y { resize: vertical; }
.resize-x { resize: horizontal; }
.resize { resize: both; }

/* ============================================
   USER SELECT
   ============================================ */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* ============================================
   FILL & STROKE (UNTUK SVG)
   ============================================ */
.fill-current { fill: currentColor; }
.stroke-current { stroke: currentColor; }

/* ============================================
   SCROLL MARGIN & PADDING (UNTUK SLIDER)
   ============================================ */
.scroll-m-0 { scroll-margin: 0; }
.scroll-m-1 { scroll-margin: 0.25rem; }
.scroll-m-2 { scroll-margin: 0.5rem; }
.scroll-m-3 { scroll-margin: 0.75rem; }
.scroll-m-4 { scroll-margin: 1rem; }
.scroll-p-0 { scroll-padding: 0; }
.scroll-p-1 { scroll-padding: 0.25rem; }
.scroll-p-2 { scroll-padding: 0.5rem; }
.scroll-p-3 { scroll-padding: 0.75rem; }
.scroll-p-4 { scroll-padding: 1rem; }

/* ============================================
   ACCENT COLOR (UNTUK INPUT)
   ============================================ */
.accent-primary { accent-color: var(--primary-color); }
.accent-secondary { accent-color: var(--secondary-color); }

/* ============================================
   COLUMN COUNT (UNTUK LAYOUT TEKS)
   ============================================ */
.columns-1 { column-count: 1; }
.columns-2 { column-count: 2; }
.columns-3 { column-count: 3; }
.columns-auto { column-count: auto; }

/* ============================================
   ISOLATION (UNTUK Z-INDEX)
   ============================================ */
.isolate { isolation: isolate; }
.isolation-auto { isolation: auto; }

/* ============================================
   BACKFACE VISIBILITY (UNTUK 3D)
   ============================================ */
.backface-visible { backface-visibility: visible; }
.backface-hidden { backface-visibility: hidden; }

/* ============================================
   PERSPECTIVE (UNTUK 3D)
   ============================================ */
.perspective-none { perspective: none; }
.perspective-500 { perspective: 500px; }
.perspective-1000 { perspective: 1000px; }

/* ============================================
   TRANSFORM STYLE (3D)
   ============================================ */
.transform-style-flat { transform-style: flat; }
.transform-style-3d { transform-style: preserve-3d; }

/* ============================================
   WILL CHANGE (OPTIMASI ANIMASI)
   ============================================ */
.will-change-auto { will-change: auto; }
.will-change-transform { will-change: transform; }
.will-change-opacity { will-change: opacity; }
.will-change-scroll { will-change: scroll-position; }

/* ============================================
   CONTENT VISIBILITY (OPTIMASI RENDER)
   ============================================ */
.content-auto { content-visibility: auto; }
.content-hidden { content-visibility: hidden; }
.content-visible { content-visibility: visible; }

/* ============================================
   CONTAINER (UNTUK LAYOUT MODERN)
   ============================================ */
.contain-none { contain: none; }
.contain-strict { contain: strict; }
.contain-content { contain: content; }
.contain-size { contain: size; }
.contain-layout { contain: layout; }
.contain-paint { contain: paint; }

/* ============================================
   APP REGION (UNTUK APLIKASI DESKTOP)
   ============================================ */
.drag { -webkit-app-region: drag; }
.no-drag { -webkit-app-region: no-drag; }

/* ============================================
   OVERFLOW WRAP (FALLBACK)
   ============================================ */
.overflow-wrap-normal { overflow-wrap: normal; }
.overflow-wrap-break-word { overflow-wrap: break-word; }
.overflow-wrap-anywhere { overflow-wrap: anywhere; }

/* PERBAIKAN HORIZONTAL SCROLL MOBILE */
@media (max-width: 768px) {
    body, html {
        overflow-x: hidden;
        width: 100%;
    }
    .max-w-7xl, .max-w-5xl, .max-w-3xl, .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    iframe[src*="google.com/maps"] {
        width: 100% !important;
        height: auto !important;
        min-height: 200px;
    }
    .hero-slider-modern .slider-track-native {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
}

/* ============================================
   FOOTER STYLING - RAPI & KONSISTEN
   ============================================ */
footer .grid { text-align: left; }

@media (max-width: 640px) {
    footer .grid {
        text-align: left;
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
}

footer h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.75rem; }
footer ul li { margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
footer ul li a { color: var(--footer-text, #ffffff); opacity: 0.7; transition: opacity 0.2s; display: inline-block; }
footer ul li a:hover { opacity: 1; }
footer ul li i { width: 1.25rem; text-align: center; }

@media (max-width: 640px) {
    footer ul li { justify-content: flex-start; }
}

footer .flex.gap-3 { justify-content: flex-start; }
footer .flex.gap-3 a {
    display: flex; align-items: center; justify-content: center;
    width: 2rem; height: 2rem; border-radius: 9999px;
    background-color: rgba(255, 255, 255, 0.1); transition: all 0.2s;
}
footer .flex.gap-3 a:hover { background-color: var(--primary-light, #14b8a6); transform: translateY(-2px); }
footer .border-t { text-align: center; }

/* ============================================
   PRELOAD & LAZY LOAD OPTIMIZATION
   ============================================ */
img[loading="lazy"] { opacity: 0; transition: opacity 0.3s ease; }
img[loading="lazy"].loaded { opacity: 1; }
img:not([loading]) { opacity: 1; }

/* ============================================
   ANIMASI PREMIUM (TAMBAHAN)
   ============================================ */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideInLeft { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes shimmer { 0% { background-position: -1000px 0; } 100% { background-position: 1000px 0; } }

/* ============================================
   SKELETON LOADING (PREMIUM)
   ============================================ */
.skeleton {
    background: linear-gradient(90deg, var(--border-color, #e2e8f0) 25%, var(--card-hover-bg, #f1f5f9) 50%, var(--border-color, #e2e8f0) 75%);
    background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--border-radius, 12px);
}

/* ============================================
   GLASSMORPHISM (EFEK KACA)
   ============================================ */
.glass { background: rgba(255, 255, 255, 0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255, 255, 255, 0.2); }
.dark-mode .glass { background: rgba(0, 0, 0, 0.3); border: 1px solid rgba(255, 255, 255, 0.1); }

/* ============================================
   BUTTON VARIANTS (TAMBAHAN)
   ============================================ */
.btn-outline { background-color: transparent; border: 2px solid var(--primary-color); color: var(--primary-color); transition: all 0.3s ease; }
.btn-outline:hover { background-color: var(--primary-color); color: white; transform: translateY(-2px); }
.btn-ghost { background-color: transparent; color: var(--primary-color); }
.btn-ghost:hover { background-color: rgba(13, 148, 136, 0.1); transform: translateY(-2px); }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-block { display: block; width: 100%; }

/* ============================================
   CARD VARIANTS
   ============================================ */
.card-hover-glow:hover { box-shadow: 0 0 20px rgba(13, 148, 136, 0.3); transform: translateY(-8px); }
.card-border-gradient { border-image: linear-gradient(135deg, var(--primary-color), var(--primary-light)); border-image-slice: 1; }

/* ============================================
   BACK TO TOP BUTTON (PREMIUM)
   ============================================ */
.scroll-top {
    position: fixed; bottom: 80px; right: 20px; width: 44px; height: 44px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    cursor: pointer; opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 99;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.scroll-top.show { opacity: 1; visibility: visible; }
.scroll-top:hover { transform: translateY(-3px) scale(1.05); background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }

/* ============================================
   WHATSAPP BUTTON (FLOATING)
   ============================================ */
.wa-float {
    position: fixed; bottom: 20px; right: 20px; width: 55px; height: 55px;
    background-color: #25D366; color: white; border-radius: 50%; display: flex;
    align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transition: all 0.3s ease; z-index: 99;
}
.wa-float:hover { transform: scale(1.08); background-color: #128C7E; }

/* ============================================
   BREADCRUMB PREMIUM
   ============================================ */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 0.875rem; padding: 0.75rem 1rem; background-color: transparent; margin-bottom: 1rem; }
.breadcrumb-item { display: flex; align-items: center; gap: 0.5rem; }
.breadcrumb-separator { color: var(--breadcrumb-separator, #94a3b8); }
.breadcrumb a { color: var(--breadcrumb-link, #0d9488); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--primary-dark, #0f766e); }
.breadcrumb-active { color: var(--breadcrumb-text, #64748b); }

/* ============================================
   PAGINATION PREMIUM
   ============================================ */
.pagination { display: flex; justify-content: center; gap: 0.5rem; margin: 2rem 0; }
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 0.5rem;
    background-color: var(--pagination-bg, #f1f5f9); color: var(--pagination-text, #1e293b);
    border-radius: var(--border-radius, 12px); transition: all 0.2s;
}
.pagination a:hover { background-color: var(--pagination-hover-bg, #e2e8f0); transform: translateY(-2px); }
.pagination .active { background-color: var(--pagination-active-bg, #0d9488); color: var(--pagination-active-text, #ffffff); }

/* ============================================
   FILTER BUTTONS PREMIUM
   ============================================ */
.filter-group { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.filter-btn { padding: 0.5rem 1rem; background-color: var(--filter-bg, #f1f5f9); color: var(--filter-text, #1e293b); border-radius: 40px; font-size: 0.875rem; transition: all 0.2s; cursor: pointer; }
.filter-btn:hover { background-color: var(--filter-active-bg, #0d9488); color: var(--filter-active-text, #ffffff); transform: translateY(-2px); }
.filter-btn.active { background-color: var(--filter-active-bg, #0d9488); color: var(--filter-active-text, #ffffff); }

/* ============================================
   PRODUCT GRID (OPTIMAL)
   ============================================ */
.product-grid { display: grid; gap: var(--product-gap, 0.75rem); }
.product-card { transition: all 0.3s cubic-bezier(0.2, 0, 0, 1); }
.product-card .product-image { overflow: hidden; }
.product-card .product-image img { transition: transform 0.5s ease; }
.product-card:hover .product-image img { transform: scale(1.05); }

/* ============================================
   MODAL PREMIUM
   ============================================ */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(5px); z-index: 9998; display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: all 0.3s;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content { max-width: 500px; width: 90%; background-color: var(--modal-bg, #ffffff); border-radius: var(--modal-radius, 16px); overflow: hidden; transform: scale(0.9); transition: transform 0.3s; }
.modal-overlay.active .modal-content { transform: scale(1); }

/* ============================================
   NOTIFICATION / ALERT
   ============================================ */
.alert { padding: 1rem; border-radius: var(--border-radius, 12px); margin-bottom: 1rem; display: flex; align-items: center; gap: 0.75rem; }
.alert-success { background-color: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-error { background-color: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background-color: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.alert-info { background-color: #dbeafe; color: #1e40af; border: 1px solid #bfdbfe; }

/* ============================================
   TOOLTIP PREMIUM
   ============================================ */
.tooltip { position: relative; cursor: help; }
.tooltip::before {
    content: attr(data-tip); position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%);
    background-color: var(--heading-color, #0f172a); color: white; padding: 0.25rem 0.5rem;
    border-radius: 0.25rem; font-size: 0.75rem; white-space: nowrap; opacity: 0; visibility: hidden; transition: all 0.2s; z-index: 100;
}
.tooltip:hover::before { opacity: 1; visibility: visible; }

/* ============================================
   DROP SHADOW (PREMIUM)
   ============================================ */
.drop-shadow-sm { filter: drop-shadow(0 1px 1px rgba(0,0,0,0.05)); }
.drop-shadow { filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1)); }
.drop-shadow-md { filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1)); }
.drop-shadow-lg { filter: drop-shadow(0 10px 15px rgba(0,0,0,0.1)); }
.hover\:drop-shadow-lg:hover { filter: drop-shadow(0 10px 15px rgba(0,0,0,0.1)); }

/* ============================================
   TEXT GRADIENT (PREMIUM)
   ============================================ */
.text-gradient { background: linear-gradient(135deg, var(--primary-color), var(--primary-light)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.text-gradient-white { background: linear-gradient(135deg, #ffffff, #e2e8f0); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ============================================
   BADGE / LABEL
   ============================================ */
.badge { display: inline-flex; align-items: center; padding: 0.25rem 0.5rem; font-size: 0.75rem; font-weight: 600; border-radius: 9999px; }
.badge-primary { background-color: var(--primary-color); color: white; }
.badge-secondary { background-color: var(--secondary-color, #2563eb); color: white; }
.badge-success { background-color: #10b981; color: white; }
.badge-warning { background-color: #f59e0b; color: white; }

/* ============================================
   PROGRESS BAR
   ============================================ */
.progress { height: 0.5rem; background-color: var(--border-color, #e2e8f0); border-radius: 9999px; overflow: hidden; }
.progress-bar { height: 100%; background-color: var(--primary-color); border-radius: 9999px; transition: width 0.3s ease; }

/* ============================================
   CUSTOM CHECKBOX & RADIO
   ============================================ */
.custom-checkbox { width: 1.25rem; height: 1.25rem; accent-color: var(--primary-color); cursor: pointer; }
.custom-radio { width: 1.25rem; height: 1.25rem; accent-color: var(--primary-color); cursor: pointer; }

/* ============================================
   RESPONSIVE TABLES
   ============================================ */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-responsive table { min-width: 600px; }
@media (max-width: 640px) { .table-responsive table { min-width: 500px; } }

/* ============================================
   CARD SLIDER (EQUIPMENT)
   ============================================ */
.card-slider { display: flex; gap: 1rem; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 0.5rem; }
.card-slider::-webkit-scrollbar { height: 4px; }
.card-slider .card { flex: 0 0 280px; scroll-snap-align: start; }
@media (max-width: 640px) { .card-slider .card { flex: 0 0 85%; } }

/* ============================================
   PROFESSIONAL BLOG DETAIL STYLES
   ============================================ */
.article-container { max-width: 800px; margin: 0 auto; }
.article-content { font-size: 1.125rem; line-height: 1.8; color: var(--text-color, #1f2937); }
.article-content h1 { font-size: 2.5rem; font-weight: 800; margin: 2rem 0 1rem; line-height: 1.2; }
.article-content h2 { font-size: 1.75rem; font-weight: 700; margin: 2rem 0 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--border-color, #e5e7eb); }
.article-content h3 { font-size: 1.375rem; font-weight: 600; margin: 1.5rem 0 0.75rem; }
.article-content h4 { font-size: 1.125rem; font-weight: 600; margin: 1.25rem 0 0.5rem; }
.article-content p { margin-bottom: 1.25rem; }
.article-content a { color: var(--primary-color, #0d9488); text-decoration: underline; text-underline-offset: 3px; transition: all 0.2s; }
.article-content a:hover { color: var(--primary-dark, #0f766e); text-decoration-thickness: 2px; }
.article-content ul, .article-content ol { margin: 1.25rem 0; padding-left: 1.75rem; }
.article-content li { margin-bottom: 0.5rem; }
.article-content li::marker { color: var(--primary-color, #0d9488); }
.article-content blockquote { margin: 1.75rem 0; padding: 1rem 1.5rem; border-left: 4px solid var(--primary-color, #0d9488); background-color: var(--section-bg-dark, #f3f4f6); border-radius: 0 12px 12px 0; font-style: italic; color: var(--text-color, #4b5563); }
.article-content img { max-width: 100%; height: auto; border-radius: 12px; margin: 1.5rem 0; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.article-content figure { margin: 1.5rem 0; }
.article-content figcaption { text-align: center; font-size: 0.875rem; color: var(--text-color, #6b7280); margin-top: 0.5rem; }
.article-content table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.9375rem; }
.article-content th, .article-content td { border: 1px solid var(--border-color, #e5e7eb); padding: 0.75rem; text-align: left; }
.article-content th { background-color: var(--section-bg-dark, #f3f4f6); font-weight: 600; }
.article-content code { background-color: var(--section-bg-dark, #f3f4f6); padding: 0.2rem 0.4rem; border-radius: 6px; font-size: 0.875em; font-family: 'SF Mono', Monaco, monospace; }
.article-content pre { background-color: #1e293b; color: #e2e8f0; padding: 1rem; border-radius: 12px; overflow-x: auto; margin: 1.5rem 0; }
.article-content pre code { background: none; padding: 0; color: inherit; }

.reading-progress-bar { position: fixed; top: 0; left: 0; width: 0%; height: 4px; background: linear-gradient(90deg, var(--primary-color, #0d9488), var(--primary-light, #14b8a6)); z-index: 1001; transition: width 0.1s ease; }
.floating-share { position: fixed; left: 24px; top: 50%; transform: translateY(-50%); z-index: 100; display: flex; flex-direction: column; gap: 12px; }
.floating-share a, .floating-share button { width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; box-shadow: 0 2px 8px rgba(0,0,0,0.1); background-color: #ffffff; color: #374151; cursor: pointer; border: none; }
.floating-share a:hover, .floating-share button:hover { transform: scale(1.1); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }

@media (max-width: 1024px) { .floating-share { display: none; } }

.table-of-contents { background-color: var(--section-bg-dark, #f3f4f6); border-radius: 16px; padding: 1.5rem; margin-bottom: 2rem; border-left: 4px solid var(--primary-color, #0d9488); }
.table-of-contents h3 { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: 8px; color: var(--heading-color, #1f2937); }
.table-of-contents ul { list-style: none; padding-left: 0; margin: 0; }
.table-of-contents li { margin-bottom: 0.5rem; }
.table-of-contents a { font-size: 0.875rem; color: var(--text-color, #4b5563); text-decoration: none; transition: all 0.2s; display: inline-block; }
.table-of-contents a:hover { color: var(--primary-color, #0d9488); transform: translateX(4px); }

.author-box { background-color: var(--section-bg-dark, #f3f4f6); border-radius: 20px; padding: 1.5rem; margin: 2rem 0; display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; }
.author-avatar { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; border: 3px solid var(--primary-color, #0d9488); }
.author-info { flex: 1; }
.author-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.25rem; color: var(--heading-color, #1f2937); }
.author-bio { font-size: 0.875rem; color: var(--text-color, #6b7280); margin-bottom: 0.5rem; }
.author-social { display: flex; gap: 1rem; }
.author-social a { color: var(--text-color, #9ca3af); transition: color 0.2s; }
.author-social a:hover { color: var(--primary-color, #0d9488); }

@media (max-width: 640px) { .author-box { flex-direction: column; text-align: center; } }

.related-card { transition: all 0.3s ease; overflow: hidden; }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); }
.related-card .related-image { overflow: hidden; }
.related-card .related-image img { transition: transform 0.5s ease; width: 100%; height: 160px; object-fit: cover; }
.related-card:hover .related-image img { transform: scale(1.05); }

.meta-info-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border-color, #e5e7eb); }
.category-badge { display: inline-block; background-color: var(--primary-lightest, #99f6e4); color: var(--primary-dark, #0f766e); font-size: 0.75rem; font-weight: 600; padding: 0.25rem 0.75rem; border-radius: 20px; margin-bottom: 1rem; transition: all 0.2s; }
.category-badge:hover { background-color: var(--primary-light, #14b8a6); color: white; }

.share-bar { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0; padding-top: 1rem; border-top: 1px solid var(--border-color, #e5e7eb); justify-content: center; }
.share-bar a, .share-bar button { padding: 0.5rem 1rem; border-radius: 40px; font-size: 0.875rem; display: inline-flex; align-items: center; gap: 0.5rem; transition: all 0.2s; cursor: pointer; border: none; }
.share-bar a:hover, .share-bar button:hover { transform: translateY(-2px); opacity: 0.9; }

.nav-article { background-color: var(--card-bg, #ffffff); border: 1px solid var(--card-border, #e5e7eb); border-radius: 12px; padding: 1rem; transition: all 0.2s; }
.nav-article:hover { background-color: var(--card-hover-bg, #f9fafb); border-color: var(--primary-color, #0d9488); }
.back-to-blog { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; transition: all 0.2s; }
.back-to-blog:hover { transform: translateX(-4px); }

@media (max-width: 768px) {
    .article-content { font-size: 1rem; line-height: 1.7; }
    .article-content h1 { font-size: 1.75rem; }
    .article-content h2 { font-size: 1.375rem; }
    .article-content h3 { font-size: 1.125rem; }
    .table-of-contents { margin: 1.5rem 0; padding: 1rem; }
    .meta-info-bar { gap: 0.75rem; font-size: 0.75rem; }
}

body.dark-mode .article-content blockquote { background-color: #1e293b; }
body.dark-mode .table-of-contents { background-color: #1e293b; }
body.dark-mode .author-box { background-color: #1e293b; }
body.dark-mode .nav-article:hover { background-color: #1e293b; }
body.dark-mode .floating-share a, body.dark-mode .floating-share button { background-color: #1e293b; color: #e2e8f0; }
body.dark-mode .floating-share a:hover, body.dark-mode .floating-share button:hover { background-color: #334155; }

@media print {
    .floating-share, .reading-progress-bar, .related-card, .author-box, .share-bar, .back-to-blog, footer, .navbar { display: none !important; }
    .article-content { font-size: 12pt; line-height: 1.5; color: black; }
    .article-content a { text-decoration: none; color: black; }
    .article-content img { page-break-inside: avoid; }
    .article-content h2, .article-content h3 { page-break-after: avoid; }
}