/* Root Variables */
:root {
    --primary: #b91c1c;
    --secondary: #f1c40f;
    --dark: #1a202c;
    --text: #4a5568;
    --light: #f8fafc;
    --white: #ffffff;
    --primary-soft: #fff5f5;
    --secondary-soft: #fef9c3;
    --fs-h1: 42px;
    --fs-h2: 32px;
    --fs-body: 15px;
    --fs-nav: 15px;
}

/* Global Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Poppins', sans-serif; line-height: 1.6; color: var(--text); background: var(--light); overflow-x: hidden; }

/* Desktop Hide Mobile Elements */
.menu-header-mobile, .mobile-only-btn { display: none !important; }

/* Elegant Promo Badge - High Emphasis */
.badge-promo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FF8C00 100%);
    color: #000;
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 0 15px rgba(255, 140, 0, 0.5);
    border: 2px solid #fff;
    animation: premiumPulse 1.5s infinite ease-in-out;
    position: relative;
    overflow: hidden;
    z-index: 10;
}

.badge-promo i {
    font-size: 16px;
    animation: iconShake 0.5s infinite alternate;
}

.badge-promo::after {
    content: '';
    position: absolute;
    top: -100%;
    left: -150%;
    width: 60%;
    height: 300%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.9), transparent);
    transform: rotate(35deg);
    animation: badgeShine 2.5s infinite cubic-bezier(0.42, 0, 0.58, 1);
}

@keyframes premiumPulse {
    0% { 
        transform: scale(1); 
        box-shadow: 0 0 15px rgba(255, 140, 0, 0.5);
        filter: brightness(1);
    }
    50% { 
        transform: scale(1.15); 
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.8), 0 0 10px rgba(255, 255, 255, 0.5);
        filter: brightness(1.3);
    }
    100% { 
        transform: scale(1); 
        box-shadow: 0 0 15px rgba(255, 140, 0, 0.5);
        filter: brightness(1);
    }
}

@keyframes badgeShine {
    0% { left: -150%; }
    30% { left: 150%; }
    100% { left: 150%; }
}

@keyframes iconShake {
    from { transform: rotate(-10deg); }
    to { transform: rotate(10deg); }
}

/* Premium Promo Button */
.btn-promo-premium {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #e63946 0%, #b91c1c 100%);
    color: white !important;
    padding: 16px 35px;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 14px;
    text-decoration: none;
    box-shadow: 0 10px 25px rgba(185, 28, 28, 0.4);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid rgba(255, 255, 255, 0.2);
    margin-top: 25px;
}

.btn-promo-premium:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(185, 28, 28, 0.6);
    background: linear-gradient(135deg, #ff4d5a 0%, #e63946 100%);
    border-color: white;
}

.btn-promo-premium i {
    font-size: 18px;
    transition: transform 0.3s ease;
}

.btn-promo-premium:hover i {
    transform: translateX(5px);
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Common Layout */
.container { width: 90%; max-width: 1100px; margin: 40px auto; position: relative; }

/* Header & Navigation */
header {
    background: var(--white);
    padding: 12px 0;
    position: sticky; top: 0; z-index: 9999;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-bottom: 12px solid transparent;
    border-image: linear-gradient(to right, #00ffff 25%, #ff00ff 25%, #ff00ff 50%, #ffff00 50%, #ffff00 75%, #1a1a1a 75%) 1;
}
nav { display: flex; justify-content: space-between; align-items: center; width: 90%; max-width: 1100px; margin: auto; }
.logo { font-size: 20px; font-weight: 800; color: var(--primary); display: flex; align-items: center; gap: 10px; cursor: pointer; }
.logo img { height: 35px; width: auto; object-fit: contain; }
.nav-menu { display: flex; list-style: none; align-items: center; gap: 5px; }
.nav-menu li { margin: 0; }
.nav-menu li a { 
    color: #4a5568; 
    text-decoration: none; 
    font-weight: 600; 
    font-size: var(--fs-nav); 
    transition: all 0.3s ease; 
    text-transform: uppercase; 
    padding: 8px 18px;
    border-radius: 50px;
    letter-spacing: 0.5px;
    position: relative; /* Penting untuk posisi garis */
}

.nav-menu li a:hover { 
    color: var(--primary); 
    transform: translateY(-2px);
}

/* CMYK LINE ON HOVER */
.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 3px;
    background: linear-gradient(to right, #00ffff 25%, #ff00ff 25%, #ff00ff 50%, #ffff00 50%, #ffff00 75%, #1a1a1a 75%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 10px;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    transform: scaleX(1);
}

/* Penekanan untuk menu PROMO agar tetap menonjol */
.nav-menu li a[href="promos.php"] {
    color: var(--secondary) !important;
}
.nav-menu li a[href="promos.php"]:hover {
    background: rgba(212, 172, 13, 0.1);
    border-color: rgba(212, 172, 13, 0.2);
}

.menu-toggle { 
    display: none !important; 
    font-size: 24px; 
...
    color: var(--primary); 
    position: relative; 
    z-index: 1001; 
}

/* Typography */
h1, h2, h3, h4 { color: var(--dark); font-weight: 700; line-height: 1.2; text-transform: none !important; }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
p { font-size: var(--fs-body); }
.section-title { text-align: center; margin-bottom: 30px; }
.section-title h2 { color: var(--primary); }
.underline { width: 60px; height: 4px; background: var(--secondary); margin: 8px auto 0; border-radius: 2px; }

/* Hero Slider */
.hero-slider { position: relative; width: 100%; height: 420px; overflow: hidden; background: #000; }
.text-overlay-bg { background: rgba(0, 0, 0, 0.4); padding: 30px; border-radius: 20px; display: inline-block; max-width: 90%; }

/* Buttons */
.btn { 
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; 
    text-decoration: none !important; border-radius: 10px; font-weight: 700; font-size: 13px; 
    transition: 0.3s; border: none; cursor: pointer; text-transform: uppercase !important; 
    box-shadow: 0 4px 12px rgba(0,0,0,0.1); 
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,0.15); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-whatsapp { background: #25D366 !important; color: #fff !important; }
.btn-soft { background: var(--primary-soft); color: var(--primary); border: 1px solid #ffcccc; box-shadow: none; }
.btn-outline { background: transparent; border: 2px solid #fff; color: #fff; }

/* Grid Systems */
.portfolio-grid-home { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.flip-card { height: 280px; perspective: 1000px; cursor: pointer; }
.flip-card-inner { position: relative; width: 100%; height: 100%; transition: 0.8s; transform-style: preserve-3d; }
.flip-card:hover .flip-card-inner { transform: rotateY(180deg); }
.flip-card-front, .flip-card-back { position: absolute; width: 100%; height: 100%; backface-visibility: hidden; border-radius: 15px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 15px; }
.flip-card-front { background: #fff; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.flip-card-back { background: var(--primary); color: #fff; transform: rotateY(180deg); text-align: center; }

.value-prop-section { background: linear-gradient(135deg, #fff 0%, var(--primary-soft) 50%, var(--secondary-soft) 100%); padding: 60px 0; }
.value-prop-section .flip-card { height: 180px; }

/* Form */
.order-form-container {
    max-width: 800px !important; margin: 40px auto; background: #fff; padding: 50px 70px;
    border-radius: 24px; box-shadow: 0 20px 40px rgba(0,0,0,0.06); border: 1px solid #edf2f7; position: relative; overflow: hidden;
}
.order-form-container::before {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 6px;
    background: linear-gradient(to right, #00ffff 25%, #ff00ff 25%, #ff00ff 50%, #ffff00 50%, #ffff00 75%, #1a1a1a 75%);
}
input, select, textarea { width: 100%; padding: 14px 18px; font-size: 15px; border: 2px solid #edf2f7; border-radius: 10px; background: #f8fafc; font-family: inherit; transition: 0.3s; }

/* Floating WA */
.floating-wa { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background: #25D366; color: #fff !important; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.2); z-index: 10001; transition: 0.3s; text-decoration: none !important; }

/* Footer */
footer { background: #111; color: #bbb; padding: 40px 0 20px; margin-top: 20px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.footer-grid iframe { width: 100% !important; height: 100% !important; min-height: 180px; border: none; border-radius: 15px; }

/* RESPONSIVE MOBILE ADJUSTMENTS */
@media (max-width: 768px) {
    :root { --fs-h1: 28px; --fs-h2: 22px; }
    header { position: fixed; width: 100%; top: 0; left: 0; z-index: 9999; }
    body { padding-top: 70px; } /* Add padding to body so content doesn't hide under fixed header */
    .container { width: 92% !important; margin: 30px auto; }
    .logo { font-size: 16px; }
    .hero-slider { height: 400px; }
    .portfolio-grid-home { grid-template-columns: 1fr; gap: 20px; }
    .flip-card { max-width: 500px; margin: 0 auto; height: 260px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-grid iframe { height: 250px !important; }
    .order-form-container { padding: 35px 20px; margin: 20px auto; width: 92%; }
    
    .menu-toggle { display: flex !important; }
    .nav-menu {
        display: flex !important; /* Selalu flex di mobile agar transisi jalan */
        position: fixed; top: 0; right: -100%; width: 80%; height: 100vh;
        background: #fff; flex-direction: column; justify-content: flex-start; padding: 0;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1); transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
        z-index: 10000;
        visibility: hidden; /* Sembunyi tapi tetap ada di DOM */
    }
    .nav-menu.active { 
        right: 0 !important; 
        visibility: visible !important; 
    }
    .menu-header-mobile { display: flex !important; justify-content: space-between; padding: 25px; background: var(--primary); color: #fff; font-weight: 800; width: 100%; }
    .nav-menu li { width: 100%; margin: 0 !important; border-bottom: 1px solid #eee; text-align: left; }
    .nav-menu li a { padding: 18px 25px; display: block; font-size: 16px; text-transform: capitalize !important; color: var(--dark); }
    .mobile-only-btn { display: block !important; padding: 20px; border: none !important; }
}