/* =====================
   STYLE KHASTEL - MODERN TECH GREEN-BLUE
===================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: #ffffff;
    color: #222;
    overflow-x: hidden;
}

/* =====================
   NAVBAR
===================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 50px;
    z-index: 1000;
}

.navbar .logo img {
    height: 50px;
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

.navbar ul li a {
    color: #007a4a;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.navbar ul li a:hover {
    color: #00b368;
}

/* =====================
   HERO SECTION
===================== */
.hero {
    position: relative;
    height: 100vh;
    background: url('../images/bacround.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 80, 40, 0.55);
    z-index: 1;
}

#lightCanvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    filter: blur(20px) brightness(1.2);
}

.hero-content {
    position: relative;
    z-index: 3;
    color: #fff;
}

.hero-content h1 {
    font-size: 3.8em;
    font-weight: 700;
    line-height: 1.3em;
    text-shadow: 0 4px 20px rgba(0,255,150,0.4);
}

.hero-content p {
    font-size: 1.2em;
    color: #b9ffe0;
    margin: 10px 0 25px;
}

/* =====================
   SEARCH AREA
===================== */
.search-area {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.search-area select,
.search-area button {
    padding: 10px 15px;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    outline: none;
}

.btn-cari {
    background: linear-gradient(90deg, #00b368, #00e0a1);
    color: #fff;
    cursor: pointer;
    transition: 0.3s;
}

.btn-cari:hover {
    background: linear-gradient(90deg, #00a050, #00c888);
}

.lokasi-btn {
    background: transparent;
    color: #fff;
    border: 1px solid #c0ffd0;
    cursor: pointer;
    transition: 0.3s;
}

.lokasi-btn:hover {
    background: #00b368;
    color: #fff;
}

/* =====================
   PROMO SECTION
===================== */
.promo-section {
    background: linear-gradient(to bottom, #eaffea, #ffffff);
    text-align: center;
    color: #004f28;
    padding: 100px 20px;
}

.promo-section h2 {
    color: #00a050;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.promo-section p {
    font-size: 1.1rem;
    margin-bottom: 25px;
    max-width: 650px;
    margin-inline: auto;
}

.promo-btn {
    background: linear-gradient(90deg, #00b368, #00e0a1);
    color: #fff;
    padding: 14px 32px;
    font-size: 1.1rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,128,0,0.25);
}

.promo-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0,180,100,0.35);
}

/* =====================
   PRODUK SECTION
===================== */
.produk-section {
    padding: 100px 50px;
    text-align: center;
    background: #f7fff7;
}

.produk-section h2 {
    color: #00a050;
    margin-bottom: 40px;
}

.produk-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
}

.produk-card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    overflow: hidden;
    width: 300px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.produk-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 4px 20px rgba(0,160,80,0.2);
}

.produk-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.produk-info {
    padding: 20px;
}

/* =====================
   CLIENT SECTION
===================== */
.clients-section {
    text-align: center;
    padding: 80px 0;
    background: #e9f9ec;
}

.client-slider {
    overflow: hidden;
    margin-top: 40px;
}

.client-track {
    display: flex;
    gap: 50px;
    animation: slide 25s linear infinite;
}

.client-track img {
    height: 60px;
    filter: brightness(0.9);
}

@keyframes slide {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* =====================
   FOOTER
===================== */
footer {
    text-align: center;
    background: #ffffff;
    padding: 20px;
    font-size: 0.9em;
    color: #006e3a;
    border-top: 1px solid #c0c0c0;
}

/* =====================
   RESPONSIVE
===================== */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2em;
    }
    .promo-section h2 {
        font-size: 1.8rem;
    }
    .promo-btn {
        font-size: 1rem;
        padding: 12px 26px;
    }
}