:root {
    --primary-red: #DC2626;
    --primary-red-light: #FEE2E2;
    --primary-white: #FFFFFF;
    --primary-black: #111827;
    --dark-gray: #374151;
    --light-gray: #F9FAFB;
    --medium-gray: #6B7280;
    --soft-gray: #E5E7EB;
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --neon-glow: 0 0 20px rgba(220, 38, 38, 0.4);
    --float-animation: float 3s ease-in-out infinite;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-white);
    color: var(--text-primary);
    line-height: 1.7;
    font-weight: 400;
    overflow-x: hidden;
}

/* ========== GLASS MORPHISM NAVIGATION ========== */
.navbar {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: 1rem 0;
}

.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.navbar-brand {
    font-weight: 800;
    color: var(--primary-black) !important;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
    position: relative;
}

.navbar-brand::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-red);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.navbar-brand:hover::after {
    width: 100%;
}

.navbar-brand span {
    color: var(--primary-red);
    position: relative;
    display: inline-block;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin: 0 0.3rem;
    padding: 0.5rem 1rem !important;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--primary-red-light), transparent);
    transition: left 0.5s ease;
}

.navbar-nav .nav-link:hover::before {
    left: 100%;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-red) !important;
    background: var(--primary-red-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.15);
}

/* ========== ANIMATED HERO SECTION ========== */
.hero-section {
    background: linear-gradient(135deg, #FEF7FF 0%, #F0FDFA 50%, #FFFBEB 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 70%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-red-light) 0%, transparent 70%);
    opacity: 0.6;
    z-index: 1;
    animation: pulse 8s ease-in-out infinite;
}

.hero-bg-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.floating-element {
    position: absolute;
    background: var(--primary-red);
    opacity: 0.1;
    border-radius: 50%;
    animation: var(--float-animation);
}

.floating-element:nth-child(1) {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    animation-delay: 1.5s;
}

.floating-element:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 20%;
    animation-delay: 2.5s;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100px;
    height: 4px;
    background: var(--primary-red);
    border-radius: 2px;
    animation: slideIn 1s ease-out 0.5s both;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    font-weight: 400;
    line-height: 1.6;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.7s both;
}

.hero-image {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: var(--float-animation);
}

.hero-image img {
    max-width: 85%;
    height: auto;
    border-radius: 20px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.08),
        0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.hero-image img:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 30px 80px rgba(220, 38, 38, 0.2),
        0 15px 40px rgba(0, 0, 0, 0.1);
}

/* ========== SECTIONS COMMON STYLES ========== */
.section-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.section-subtitle {
    text-align: center;
    color: var(--medium-gray);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* ========== MODERN FILTER BUTTONS ========== */
.service-filter-btn, .filter-btn {
    background: transparent;
    border: 2px solid var(--primary-black);
    color: var(--primary-black);
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.service-filter-btn::before, .filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.1), transparent);
    transition: left 0.5s ease;
}

.service-filter-btn:hover::before, .filter-btn:hover::before {
    left: 100%;
}

.service-filter-btn:hover, .filter-btn:hover {
    border-color: var(--primary-red);
    color: var(--primary-red);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.2);
}

.service-filter-btn.active, .filter-btn.active {
    background: linear-gradient(135deg, var(--primary-red), #ff6b6b);
    border-color: transparent;
    color: var(--primary-white);
    transform: translateY(-3px);
    box-shadow: 
        0 8px 20px rgba(220, 38, 38, 0.3),
        0 0 15px rgba(220, 38, 38, 0.2);
}

/* Khusus untuk service filter buttons dengan icon */
.service-filter-btn {
    padding: 0.8rem 1.5rem;
}

/* Khusus untuk portfolio filter buttons */
.portfolio-filter .filter-btn {
    margin: 0.3rem;
}

/* Active state animation */
.service-filter-btn.active, .filter-btn.active {
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 
            0 8px 20px rgba(220, 38, 38, 0.3),
            0 0 15px rgba(220, 38, 38, 0.2);
    }
    50% {
        box-shadow: 
            0 8px 25px rgba(220, 38, 38, 0.4),
            0 0 20px rgba(220, 38, 38, 0.3);
    }
}

/* ========== SERVICE FEATURES MODAL ========== */
.features-modal-btn {
    background: var(--primary-red-light);
    border: 1px solid var(--primary-red);
    color: var(--primary-red);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    margin-top: 0.5rem;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.features-modal-btn:hover {
    background: var(--primary-red);
    color: var(--primary-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
}

.features-modal-btn:active {
    transform: translateY(0);
}

.modal-features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modal-features-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--soft-gray);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.modal-features-list li:hover {
    background: var(--primary-red-light);
    padding-left: 0.5rem;
    border-radius: 6px;
}

.modal-features-list li:last-child {
    border-bottom: none;
}

.modal-features-list li i {
    color: var(--primary-red);
    margin-top: 0.2rem;
    flex-shrink: 0;
    font-size: 0.9rem;
}

/* Modal Styling */
.features-modal .modal-content {
    border: none;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.features-modal .modal-header {
    background: linear-gradient(135deg, var(--primary-red), #ff6b6b);
    color: var(--primary-white);
    border-radius: 15px 15px 0 0;
    border-bottom: none;
    padding: 1.5rem;
}

.features-modal .modal-title {
    font-weight: 700;
    font-size: 1.3rem;
}

.features-modal .btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.features-modal .btn-close:hover {
    opacity: 1;
}

.features-modal .modal-body {
    padding: 2rem;
    max-height: 60vh;
    overflow-y: auto;
}

.features-modal .modal-footer {
    border-top: 1px solid var(--soft-gray);
    padding: 1.5rem 2rem;
}

/* Scrollbar untuk modal */
.features-modal .modal-body::-webkit-scrollbar {
    width: 6px;
}

.features-modal .modal-body::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 10px;
}

.features-modal .modal-body::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 10px;
}

.features-modal .modal-body::-webkit-scrollbar-thumb:hover {
    background: #b91c1c;
}

/* ========== SERVICE FILTER STYLES ========== */
.service-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.service-filter-btn {
    background: transparent;
    border: 2px solid var(--primary-black);
    color: var(--primary-black);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-filter-btn.active,
.service-filter-btn:hover {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: var(--primary-white);
}

/* ========== MODERN SERVICE CARDS ========== */
.service-card {
    background: var(--primary-white);
    border: 2px solid var(--primary-black);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    height: 100%;
    backdrop-filter: blur(10px);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.1), transparent);
    transition: left 0.6s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: var(--primary-red);
    box-shadow: 
        0 25px 50px rgba(220, 38, 38, 0.15),
        var(--neon-glow);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red), #ff6b6b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-white);
    font-size: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.service-card:hover .service-icon {
    transform: rotateY(180deg) scale(1.1);
}

.service-card:hover .service-icon::before {
    left: 100%;
}

.service-price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-red);
    margin: 1rem 0;
}

/* ========== PORTFOLIO FILTER FIX ========== */
.portfolio-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    height: 300px;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(220, 38, 38, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.portfolio-card:hover::before {
    opacity: 1;
}

.portfolio-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.2),
        var(--neon-glow);
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s ease;
}

.portfolio-card:hover .portfolio-img {
    transform: scale(1.1) rotate(1deg);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    color: var(--primary-white);
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 3;
}

.portfolio-card:hover .portfolio-overlay {
    transform: translateY(0);
}

/* Filter button active state */
.filter-btn.active {
    background: var(--primary-red) !important;
    border-color: var(--primary-red) !important;
    color: var(--primary-white) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.3);
}

/* Portfolio item animation */
.portfolio-item {
    transition: all 0.5s ease-in-out;
}

.portfolio-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.portfolio-item.visible {
    opacity: 1;
    transform: scale(1);
    height: auto;
}
/* ========== STATS SECTION ========== */
.stats-section {
    background: var(--primary-black);
    color: var(--primary-white);
    padding: 5rem 0;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-red);
    margin-bottom: 0.5rem;
    display: block;
}

.stats-section p {
    color: var(--primary-white) !important;
}

/* ========== ABOUT SECTION ========== */
.about-section {
    background: var(--primary-white);
    position: relative;
    overflow: hidden;
}

.about-content {
    position: relative;
    z-index: 2;
}

.about-features {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--primary-white);
    border-radius: 15px;
    border-left: 4px solid var(--primary-red);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.15);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-red-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-red);
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* ========== CONTACT SECTION ========== */
.contact-section {
    background: linear-gradient(135deg, var(--primary-white) 0%, #FEF2F2 100%);
}

/* ========== GLOWING BUTTONS ========== */
.btn-danger {
    background: linear-gradient(135deg, var(--primary-red), #ff6b6b);
    border: none;
    border-radius: 12px;
    padding: 0.8rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-danger::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-danger:hover::before {
    left: 100%;
}

.btn-danger:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 10px 25px rgba(220, 38, 38, 0.3),
        var(--neon-glow);
}

.btn-outline-dark {
    border: 2px solid var(--primary-black);
    border-radius: 12px;
    padding: 0.8rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-outline-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--primary-red-light), transparent);
    transition: left 0.5s ease;
}

.btn-outline-dark:hover::before {
    left: 100%;
}

.btn-outline-dark:hover {
    transform: translateY(-3px);
    border-color: var(--primary-red);
    color: var(--primary-red);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* ========== MODERN FOOTER ========== */
.footer {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: var(--primary-white);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-red), transparent);
}

.footer h4, 
.footer h5, 
.footer h6,
.footer p,
.footer span,
.footer strong,
.footer .footer-text {
    color: var(--primary-white) !important;
}

.footer a,
.footer a:link,
.footer a:visited {
    color: var(--primary-white) !important;
    text-decoration: none !important;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--primary-red) !important;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(220, 38, 38, 0.3), transparent);
    transition: left 0.5s ease;
}

.social-links a:hover::before {
    left: 100%;
}

.social-links a:hover {
    background: var(--primary-red);
    transform: translateY(-3px) scale(1.1);
    box-shadow: var(--neon-glow);
}

/* ========== KEYFRAME ANIMATIONS ========== */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100px;
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== UTILITIES ========== */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--medium-gray);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-red);
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ========== SCROLL ANIMATIONS ========== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #b91c1c;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-image {
        margin-top: 2rem;
    }
    
    .floating-element {
        display: none;
    }
    
    .service-card:hover {
        transform: translateY(-5px);
    }
    
    .portfolio-item:hover {
        transform: translateY(-5px);
    }
    
    .service-filter,
    .portfolio-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .service-filter-btn,
    .filter-btn {
        width: 200px;
        justify-content: center;
    }
}