/* ==========================================================================
   DESIGN SYSTEM - OPTION A (MODERN DARK TECH & GLASSMORPHISM)
   ========================================================================== */

:root {
    /* Color Palette (Based on Logo Orange: #f0781e) */
    --primary-hue: 26;
    --primary-sat: 88%;
    --primary-light: 53%; /* #f0781e is roughly HSL(26, 88%, 53%) */
    
    --primary: hsl(var(--primary-hue), var(--primary-sat), var(--primary-light));
    --primary-hover: hsl(var(--primary-hue), var(--primary-sat), 45%);
    --primary-glow: hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), 0.35);
    --primary-glow-weak: hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), 0.15);
    --on-primary: #0b0d13; /* Teks/ikon di atas bg oranye — kontras 6.9:1 (WCAG AA) */
    
    /* Backgrounds & Slates */
    --bg-dark: #07090e;
    --bg-deep: #0b0d13;
    --card-bg: rgba(15, 20, 32, 0.6);
    --card-border: rgba(255, 255, 255, 0.07);
    --card-border-hover: hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), 0.4);
    
    /* Typography */
    --text-primary: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #1f2937;
    
    /* Spacing & Utilities */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

/* Sembunyikan visual tapi tetap terbaca pembaca layar (label form, dsb) */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip link: tersembunyi visual sampai mendapat fokus keyboard (Tab pertama) */
.skip-link {
    position: absolute;
    top: -60px;
    left: 16px;
    z-index: 2000;
    background: var(--primary);
    color: var(--on-primary);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', 'Poppins', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Background Particle Canvas */
#hero-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    opacity: 0.8;
}

main {
    position: relative;
    z-index: 1;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: #1f2937;
    border-radius: var(--radius-sm);
    border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

/* ==========================================================================
   REUSABLE COMPONENTS
   ========================================================================== */

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    transition: border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
    border-color: var(--card-border-hover);
    background-color: rgba(22, 28, 45, 0.75); /* Soft, lighter glass background on hover */
    box-shadow: 0 12px 35px -10px rgba(0, 0, 0, 0.6); /* Premium dark shadow */
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: var(--on-primary);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px var(--primary-glow);
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.15);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-large {
    padding: 14px 32px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.85rem;
}

/* Badge */
.badge {
    background: var(--primary-glow-weak);
    color: var(--primary);
    border: 1px solid var(--primary-glow);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 20px;
}

/* Gradients */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, #ffaa3b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Section Common */
.section-container {
    max-width: 1470px;
    margin: 0 auto;
    padding: 100px 24px;
}

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

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    line-height: 1.7;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 9, 14, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(7, 9, 14, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1470px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-smooth);
}

.navbar.scrolled .nav-container {
    padding: 10px 24px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 0px;
    text-decoration: none;
}

.logo-icon-wrap {
    width: 40px;
    height: 40px;
    overflow: hidden;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-icon-img {
    height: 40px !important;
    width: 150px !important;
    max-width: none !important;
    object-fit: cover !important;
    object-position: left !important;
}

.logo-text-wrap {
    height: 56px; /* Enlarge text to 56px height */
    width: 154px; /* Width of the text part when height is 56px */
    overflow: hidden;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    margin-left: 2px;
}

.logo-text-img {
    height: 56px !important;
    width: 210px !important; /* Scaled width of full image */
    max-width: none !important;
    margin-left: -56px !important; /* Shift left to hide the 56px icon */
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-smooth);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-muted);
}

.lang-switch:hover {
    color: var(--text-primary);
}

/* Mobile Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    border-radius: 4px;
}

.menu-toggle:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 6px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-smooth);
}

/* Mobile Nav Drawer */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: rgba(7, 9, 14, 0.95);
    backdrop-filter: blur(20px);
    z-index: 999;
    padding: 100px 32px 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.mobile-nav.active {
    right: 0;
}

.mobile-link {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: 8px 0;
}

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

.btn-mobile {
    margin-top: 20px;
    justify-content: center;
}

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

.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
}

.hero-container {
    width: 100%;
    max-width: 1470px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-text-side {
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
    font-weight: 800;
    text-align: left;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    line-height: 1.7;
    text-align: left;
}

.hero-btns {
    display: flex;
    justify-content: flex-start;
    gap: 16px;
}

.hero-visual-side {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
}

.topology-svg {
    display: block;
    width: 100%;
    height: auto;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollMouse 1.5s infinite;
}

@keyframes scrollMouse {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.3; }
    100% { transform: translateY(0); opacity: 1; }
}

/* ==========================================================================
   SCROLL-LINKED CONNECTOR LINE (TRON STYLE)
   ========================================================================== */
.scroll-line-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 20;
    overflow: visible;
    display: none; /* Shown via JS on desktop only */
}

.scroll-line-path {
    fill: none;
    stroke: #f0781e;
    stroke-width: 2.5px;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 0 5px rgba(240, 120, 30, 0.8));
    opacity: 0.85;
}

/* ==========================================================================
   TENTANG KAMI (ABOUT)
   ========================================================================== */

.about-section {
    background-color: var(--bg-deep);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Explicitly 2 columns to prevent wrapping rows */
    gap: 20px;
    position: relative;
    width: 100%;
}

.stat-card {
    padding: 32px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 1.6rem;
    color: var(--primary);
    opacity: 0.85;
    margin-bottom: 14px;
}

.stat-num {
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 8px;
    display: block;
}

.stat-lbl {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    line-height: 1.4;
}

.about-text-content {
    display: flex;
    flex-direction: column;
}

.about-desc {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.about-desc-secondary {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.about-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.point-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.point-icon {
    font-size: 1.5rem;
    color: var(--primary);
    background: var(--primary-glow-weak);
    border: 1px solid var(--primary-glow);
    padding: 12px;
    border-radius: 12px;
}

.point-item h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.point-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   LAYANAN (SERVICES)
   ========================================================================== */

.services-section {
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 350px), 1fr));
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    padding: 40px;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.service-card:hover {
    border-color: var(--card-border-hover);
    background-color: rgba(22, 28, 45, 0.75) !important;
    box-shadow: 0 12px 35px -10px rgba(0, 0, 0, 0.6) !important; /* Premium dark shadow */
}

.service-icon-wrap {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    background: var(--primary-glow-weak);
    border: 1px solid var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon-wrap {
    background: var(--primary);
    color: var(--on-primary);
    box-shadow: none; /* Removed orange glow shadow */
    transform: scale(1.1);
}

.service-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.service-short {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.service-detail {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    display: none; /* Toggled on hover/click */
    margin-bottom: 16px;
}

.service-cta-btn {
    display: block;
    width: 100%;
    margin-top: 16px;
    padding: 10px 16px;
    background: var(--primary);
    color: var(--on-primary);
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 10px var(--primary-glow);
    transition: var(--transition-smooth);
    cursor: pointer;
    text-align: center;
}

.service-cta-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px var(--primary-glow);
}

.service-cta-btn i {
    margin-left: 6px;
}

.learn-more {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    /* Reset tampilan default <button> agar identik dengan <span> sebelumnya */
    background: none;
    border: none;
    padding: 0;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
}

.learn-more:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 4px;
    border-radius: 2px;
}

.service-card:hover .learn-more {
    gap: 12px;
}


/* ==========================================================================
   WHY CHOOSE US (KEUNGGULAN - SPLIT-STICKY SHOWCASE LIKE TELKOM)
   ========================================================================== */

.why-section-outer {
    width: 100%;
    position: relative;
    padding: 120px 0;
    background-color: var(--bg-dark);
    overflow: visible;
}

.why-section-split {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    background-color: transparent;
    position: relative;
    overflow: visible;
}

.split-wrapper {
    display: flex;
    width: 100%;
    max-width: 100%;
    position: relative;
    background-color: rgba(11, 13, 19, 0.85); /* Matches dark premium card slate */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 0px;
    overflow: hidden;
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6);
    border: none; /* Removed white border */
    margin: 0 auto;
}

/* Left Side: Sticky Visual Container */
.split-visual-container {
    width: 45%;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow: hidden;
    z-index: 10;
    background-color: #07090e;
}

.visual-img-state {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

.visual-img-state.active {
    opacity: 1;
    z-index: 2;
}

/* Eased overlay that fades the visual container into the dark content area */
.visual-fade-overlay {
    position: absolute;
    top: 0;
    right: -1px;
    width: 35%; /* Width of the soft fade transition */
    height: 100%;
    background: linear-gradient(to right, 
        rgba(11, 13, 19, 0) 0%, 
        rgba(11, 13, 19, 0.02) 10%,
        rgba(11, 13, 19, 0.08) 20%,
        rgba(11, 13, 19, 0.18) 30%,
        rgba(11, 13, 19, 0.32) 40%,
        rgba(11, 13, 19, 0.5) 50%,
        rgba(11, 13, 19, 0.68) 60%,
        rgba(11, 13, 19, 0.82) 70%,
        rgba(11, 13, 19, 0.92) 80%,
        rgba(11, 13, 19, 0.98) 90%,
        rgba(11, 13, 19, 1) 100%
    );
    z-index: 10;
    pointer-events: none;
}

/* Right Side: Content Container */
.split-content-container {
    width: 55%;
    padding: 120px 80px;
    background-color: transparent; /* Let glass split-wrapper show */
    z-index: 15;
    position: relative;
}

.content-header-sticky {
    margin-bottom: 80px;
}

.section-subtitle-dark {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-title-dark {
    font-size: 2.3rem;
    color: #ffffff; /* White text on dark background */
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-desc-light {
    font-size: 0.95rem;
    color: var(--text-muted); /* Muted text */
    line-height: 1.7;
    max-width: 680px;
}

.highlight-orange {
    color: var(--primary);
}

.split-options-list {
    display: flex;
    flex-direction: column;
    gap: 36px; /* Compact gap, accordion handles content spacing */
    padding-bottom: 40px;
}

.option-desc-accordion {
    height: 0px; /* Animated via GSAP on desktop */
    overflow: hidden;
}

.split-option-block {
    display: flex;
    gap: 24px;
    opacity: 0.25; /* Non-active state is dimmed */
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.split-option-block.active {
    opacity: 1;
}

.option-indicator-bar {
    width: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    position: relative;
    flex-shrink: 0;
}

.indicator-progress {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
    border-radius: 2px;
    transform: scaleY(0);
    transform-origin: top;
}

.option-text-wrap {
    display: flex;
    flex-direction: column;
    /* Dipersempit dari 680px: saat animasi ".split-wrapper" mengecil (100% -> 90%, max-width 1470px),
       lebar kolom teks di dalam ikut menyempit mengikuti kontainer, membuat baris kalimat "merapikan diri"
       (reflow) secara terlihat di tengah animasi. Dengan batas lebih sempit, teks lebih cepat "mentok"
       ke max-width tetap ini sebelum kontainer benar-benar menyempit, sehingga reflow terjadi lebih awal
       (di luar rentang scroll yang biasa diperhatikan user) atau tidak terlihat sama sekali di layar umum. */
    max-width: 560px;
}

.option-num-label {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--primary);
    margin-bottom: 6px;
    letter-spacing: 0.1em;
}

.split-option-block h3 {
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 12px;
    font-weight: 700;
}

.split-option-block p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==========================================================================
   RESPONSIVE OVERRIDES FOR SPLIT-STICKY SHOWCASE
   ========================================================================== */

@media (max-width: 1024px) {
    .why-section-outer {
        padding: 20px 0;
    }

    .why-section-split {
        width: calc(100% - 32px);
        margin: 0 auto;
        border-radius: var(--radius-md);
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    }

    .split-wrapper {
        flex-direction: column;
        border-radius: var(--radius-md);
    }
    
    .split-visual-container {
        width: 100%;
        height: 350px;
        position: relative;
        top: 0;
    }
    
    .visual-fade-overlay {
        width: 100%;
        height: 30%;
        top: auto;
        bottom: 0;
        right: 0;
        background: linear-gradient(to bottom, rgba(11, 13, 19, 0) 0%, rgba(11, 13, 19, 1) 100%);
    }
    
    .split-content-container {
        width: 100%;
        padding: 60px 24px;
        background-color: var(--bg-deep); /* Use dark mode background for mobile option */
    }
    
    .content-header-sticky {
        margin-bottom: 40px;
    }
    
    .section-title-dark {
        font-size: 2.2rem;
        color: #ffffff; /* White text on mobile deep background */
    }
    
    .section-desc-light {
        color: var(--text-muted);
    }
    
    .split-options-list {
        gap: 60px;
        padding-bottom: 0;
    }
    
    .split-option-block {
        opacity: 1 !important;
        transform: none !important;
    }
    
    .split-option-block h3 {
        color: #ffffff;
    }
    
    .split-option-block p {
        color: var(--text-muted);
    }
    
    .option-desc-accordion {
        height: auto !important;
    }
    
    .option-indicator-bar {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .indicator-progress {
        transform: scaleY(1) !important; /* Keep filled on mobile */
    }
}

/* ==========================================================================
   KONTAK (CONTACT) & CHATBOT
   ========================================================================== */

.contact-section {
    background-color: var(--bg-deep);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-info-wrap {
    display: flex;
    flex-direction: column;
}

.contact-lead-text {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--primary-glow-weak);
    border: 1px solid var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
}

.info-text h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.info-text p, .info-text a {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.social-btn:hover {
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
    transform: translateY(-3px);
}

/* Chatbot Box */
.chatbot-wrap {
    height: 520px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.chatbot-header {
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    gap: 16px;
}

.bot-avatar {
    position: relative;
    width: 44px;
    height: 44px;
}

.bot-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: left;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
}

.online-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    background: #10b981;
    border: 2px solid var(--bg-dark);
    border-radius: 50%;
}

.bot-title h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.bot-title p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.chatbot-messages {
    flex-grow: 1;
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Message Bubbles */
.message {
    max-width: 80%;
    padding: 14px 18px;
    border-radius: 18px;
    font-size: 0.92rem;
    line-height: 1.5;
    animation: bubbleAppear 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes bubbleAppear {
    from { opacity: 0; transform: translateY(10px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.message.bot {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-link {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 600;
    transition: var(--transition-fast);
}

.chat-link:hover {
    color: var(--primary-hover);
}

.message.user {
    background: var(--primary);
    color: var(--on-primary);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 10px var(--primary-glow);
}

.message.options-msg {
    background: transparent;
    padding: 0;
    max-width: 100%;
}

.message.options-msg p {
    margin-bottom: 12px;
}

.bot-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chat-opt {
    background: rgba(240, 120, 30, 0.1);
    border: 1px solid var(--primary-glow);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    transition: var(--transition-fast);
}

.chat-opt:hover {
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
}

.chatbot-input-wrap {
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--card-border);
    display: flex;
    gap: 12px;
}

.chatbot-input-wrap input {
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 12px 20px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.92rem;
    outline: none;
    transition: var(--transition-fast);
}

.chatbot-input-wrap input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.chat-send-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    border: none;
    color: var(--on-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.chat-send-btn:hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

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

footer {
    background-color: #040508;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 2;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.6fr 0.8fr 1.4fr;
    gap: 60px;
    padding-top: 80px;
    padding-bottom: 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

footer h4 {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: var(--text-primary);
    position: relative;
}

footer h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

footer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

footer ul a {
    color: var(--text-muted);
    font-size: 0.92rem;
}

footer ul a:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-newsletter {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-newsletter p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

.newsletter-form {
    display: flex;
    gap: 8px;
}

.newsletter-form input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    outline: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    flex-grow: 1;
}

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

.newsletter-msg {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 12px;
    min-height: 1.2em;
    opacity: 0;
    transform: translateY(-4px);
    transition: var(--transition-fast);
}

.newsletter-msg.show {
    opacity: 1;
    transform: translateY(0);
}

.newsletter-msg.success {
    color: #34d399;
}

.newsletter-msg.error {
    color: #f87171;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 0;
}

.bottom-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.bottom-links {
    display: flex;
    gap: 24px;
}

.bottom-links a:hover {
    color: var(--primary);
}

/* ==========================================================================
   FLOATING ELEMENTS & NOTIFICATIONS
   ========================================================================== */

/* Cookie Consent */
.cookie-banner {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 100;
    padding: 20px 24px;
    max-width: 480px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    animation: slideUpCookie 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUpCookie {
    from { transform: translateY(100px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.cookie-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cookie-content i {
    font-size: 1.6rem;
    color: var(--primary);
}

.cookie-content p {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-muted);
}

.cookie-content a {
    color: var(--primary);
    font-weight: 500;
}

/* Scroll to Top Button with Progress Circle */
.scroll-top-wrap {
    position: fixed;
    /* Dikembalikan ke pojok kanan-bawah standar — sebelumnya ditumpuk di atas tombol
       WhatsApp float (kini dihapus), jadi tidak perlu lagi digeser ke atas. */
    bottom: 30px;
    right: 30px;
    width: 46px;
    height: 46px;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.4s ease;
}

.scroll-top-wrap.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-progress-circle {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg); /* Start progress from the top */
}

.scroll-progress-circle .progress-bg {
    stroke: rgba(255, 255, 255, 0.05);
}

.scroll-progress-circle .progress-bar {
    stroke: var(--primary);
    stroke-dasharray: 125.66; /* 2 * PI * r = 2 * 3.14159 * 20 = 125.66 */
    stroke-dashoffset: 125.66;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.1s linear;
}

.scroll-top-btn {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(15, 20, 32, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    outline: none;
    transition: var(--transition-fast);
}

.scroll-top-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--on-primary);
    transform: scale(1.05);
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */

@media (max-width: 1024px) {
    .section-title {
        font-size: 2.3rem;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-text-side {
        text-align: center;
        align-items: center;
    }
    
    .hero-title {
        font-size: 3.5rem;
        text-align: center;
    }
    
    .hero-desc {
        text-align: center;
    }
    
    .hero-btns {
        justify-content: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu, .nav-actions .btn-primary {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .logo-text-wrap {
        height: 42px;
        width: 115px;
        margin-left: 1px;
    }
    .logo-text-img {
        height: 42px !important;
        width: 157px !important;
        margin-left: -42px !important;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-desc {
        font-size: 1.05rem;
    }
    
    .hero-btns {
        flex-direction: column;
        gap: 12px;
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }

    .scroll-indicator {
        display: none;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .bottom-wrap {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .cookie-banner {
        left: 20px;
        right: 20px;
        /* Digeser naik secukupnya agar tidak tumpang tindih tombol scroll-to-top di
           pojok kanan-bawah (tombol WhatsApp float sebelumnya di sini sudah dihapus) */
        bottom: 90px;
        max-width: none;
        flex-direction: column;
        align-items: stretch;
    }
    
    .cookie-banner button {
        text-align: center;
        justify-content: center;
    }
    
    .about-stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* ==========================================================================
   REDUCED MOTION (AKSESIBILITAS VESTIBULAR)
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        scroll-behavior: auto !important;
    }

    .wheel {
        animation: none;
    }
}