:root {
    --primary-color: #000;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --font-main: 'Plus Jakarta Sans', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: #fff;
    color: #1a1a1a;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0; /* Jarak antar section seragam */
}

.text-center { text-align: center; }
.bg-light { background-color: #f8fafc; }

/* Navbar */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid #f1f5f9;
    background: #fff;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #4b5563;
    font-size: 0.95rem;
    font-weight: 500;
}

.btn-primary {
    background: #000;
    color: #fff;
    padding: 10px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Hero Section */
.hero-section {
    padding: 80px 0;
    text-align: center;
}

.badge {
    background: #f1f5f9;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #475569;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin: 24px 0;
    line-height: 1.1;
    letter-spacing: -1px;
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 60px;
}

.hero-main-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0,0,0,0.1);
    max-width: 1000px;
    margin: 0 auto;
}

.hero-img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
}

/* Overlays */
.overlay-top-left { position: absolute; top: 30px; left: 30px; }
.overlay-top-right { position: absolute; top: 30px; right: 30px; }
.overlay-bottom-left { position: absolute; bottom: 30px; left: 30px; }
.overlay-bottom-right { position: absolute; bottom: 30px; right: 30px; }

.glass-info {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 12px 18px;
    border-radius: 16px;
    display: flex;
    gap: 12px;
    border: 1px solid rgba(255,255,255,0.3);
}

.dark-pill {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 12px 18px;
    border-radius: 16px;
    color: white;
    display: flex;
    gap: 12px;
}

.btn-white {
    background: #fff;
    padding: 12px 24px;
    border-radius: 50px;
    text-decoration: none;
    color: #000;
    font-weight: 600;
}

/* Typography Umum */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 20px 0;
    line-height: 1.2;
}

.section-desc {
    color: var(--text-muted);
    max-width: 650px; /* Membatasi lebar teks agar tidak meluas ke samping */
    margin: 0 auto 50px; /* '0 auto' memastikan teks berada di tengah secara horizontal */
    font-size: 1rem;
    line-height: 1.6;
}

/* Features Grid (S2) */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.feature-card {
    background: #f8fafc;
    padding: 32px;
    border-radius: 20px;
}

.icon-box {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.icon-box.blue { background: #e0f2fe; color: #0ea5e9; }
.icon-box.purple { background: #f3e8ff; color: #a855f7; }
.icon-box.red { background: #fee2e2; color: #ef4444; }
.icon-box.green { background: #f0fdf4; color: #22c55e; }

/* Flex Container (S3 & S5) */
.tech-flex-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.tech-content, .tech-visual { flex: 1; }

.drone-img-right {
    width: 100%;
    max-width: 550px;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.tech-item {
    padding-left: 20px;
    margin-bottom: 25px;
    border-left: 3px solid transparent;
}
.blue-border { border-left-color: #3b82f6; }
.purple-border { border-left-color: #a855f7; }
.green-border { border-left-color: #22c55e; }

/* Workflow (S4) */
.mb-60 { margin-bottom: 60px; }
.workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.workflow-card {
    background: #fff;
    padding: 30px 20px;
    border-radius: 20px;
    position: relative;
    border: 1px solid #f1f5f9;
}

.step-number {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.2rem;
    font-weight: 800;
    color: #f1f5f9;
}

.icon-circle.dark {
    background: #000;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-bottom: 15px;
}

/* Diagram (S4) */
.diagram-container {
    margin-top: 60px;
    background: #fff;
    padding: 40px;
    border-radius: 24px;
    border: 1px solid #e2e8f0;
}

.diagram-wrapper {
    max-width: 700px; /* Diperkecil agar proporsional */
    margin: 0 auto;
}

.controlled-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

/* IoT Specs (S5) */
.iot-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.spec-card {
    background: #f8fafc;
    padding: 15px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.spec-icon {
    background: #fff;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.key-features li {
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
    list-style: none;
    font-size: 0.9rem;
}
.key-features li::before {
    content: "•";
    position: absolute;
    left: 0;
    font-weight: bold;
}
/* Section 6 - Dashboard */
.mt-40 { margin-top: 40px; }

.browser-mockup {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.12);
    margin: 0 auto 40px;
    max-width: 1000px;
    border: 1px solid #e2e8f0;
}

.browser-header {
    background: #1e293b;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.browser-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.browser-address {
    background: rgba(255,255,255,0.1);
    color: #94a3b8;
    font-size: 0.75rem;
    padding: 4px 20px;
    border-radius: 6px;
    flex-grow: 1;
    max-width: 600px;
    text-align: left;
}

.dashboard-img {
    width: 100%;
    height: auto;
    display: block;
}

.mockup-caption {
    font-size: 0.8rem;
    color: #94a3b8;
    padding: 15px 0;
}

/* Dashboard Cards Grid */
.dashboard-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 1100px;
    margin: 0 auto;
}

.dash-feature-card {
    background: #fff;
    padding: 24px;
    border-radius: 16px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.dash-feature-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: #f1f5f9;
}

.dash-icon {
    font-size: 1.5rem;
}

.dash-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.dash-text small {
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.4;
}
/* Section 7 - Implementation */
.location-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    font-weight: 500;
}

.section-desc1 {
    color: var(--text-muted);
    max-width: 800px; /* Membatasi lebar teks agar tidak meluas ke samping */
    font-size: 1rem;
    line-height: 1.6;
}


.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 250px);
    gap: 20px;
    margin-bottom: 20px;
}

.gallery-item {
    border-radius: 24px;
    overflow: hidden;
    position: relative;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

/* Penataan Grid ala Bento Box */
.gallery-item.large {
    grid-column: 1 / 3;
    grid-row: 1 / 3; /* Menempati 2x2 kolom/baris kiri */
}

.gallery-item.tall {
    grid-column: 3 / 5;
    grid-row: 1 / 2; /* Menempati baris atas kanan */
}

.gallery-item.wide {
    grid-column: 3 / 4;
    grid-row: 2 / 3; /* Kotak kecil kiri bawah */
}

.gallery-item.small {
    grid-column: 4 / 5;
    grid-row: 2 / 3; /* Kotak kecil kanan bawah */
}

/* Responsive Gallery */
@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
        height: auto;
    }
    
    .gallery-item.large, 
    .gallery-item.tall, 
    .gallery-item.wide, 
    .gallery-item.small {
        grid-column: span 1;
        grid-row: span 1;
        height: 300px;
    }
}

@media (max-width: 576px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}
/* Section 8 - Demo Day */
.event-header {
    margin-bottom: 40px;
}
/* Container kartu sejajar horizontal */
.event-details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

/* Styling Kartu sesuai gambar */
.event-card {
    background: #fff; /* Latar belakang putih bersih */
    padding: 24px 20px;
    border-radius: 16px;
    display: flex;
    align-items: center; /* Ikon dan teks sejajar secara vertikal */
    gap: 16px;
    border: 1px solid #f1f5f9;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03); /* Shadow halus */
}

/* Ukuran Ikon */
.event-icon {
    font-size: 1.5rem;
    min-width: 40px;
}

/* Penataan Teks di dalam Kartu */
.event-info {
    display: flex;
    flex-direction: column;
}

.event-info strong {
    font-size: 1rem;
    color: #1a1a1a;
    display: block;
    margin-bottom: 2px;
}

.event-info small {
    color: #64748b;
    font-size: 0.8rem;
}

.event-details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.event-card {
    background: #f8fafc;
    padding: 24px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: transform 0.3s ease;
}

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

.event-icon {
    font-size: 1.4rem;
    background: #fff;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
}

.event-info strong {
    display: block;
    font-size: 1.1rem;
    color: #1a1a1a;
}

.event-info small {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.event-description-block {
    background: #f8fafc;
    padding: 40px;
    border-radius: 24px;
    margin-bottom: 60px;
}

.event-description-block p {
    margin-bottom: 20px;
    color: #475569;
    line-height: 1.7;
    font-size: 0.95rem;
}

.event-description-block p:last-child {
    margin-bottom: 0;
}

/* Event Gallery */
.gallery-title {
    font-size: 1.5rem;
    margin-bottom: 25px;
    font-weight: 700;
}

.event-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 15px;
}

.event-gallery-item {
    border-radius: 20px;
    overflow: hidden;
    height: 250px;
}

.event-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Responsive Section 8 */
@media (max-width: 992px) {
    .event-details-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .event-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .event-details-grid,
    .event-gallery-grid {
        grid-template-columns: 1fr;
    }
    .event-description-block {
        padding: 25px;
    }
}
/* Section 9 - Partners & News */
/* Section 9 - Tide Eye in the News */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.news-card {
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #f1f5f9;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.news-img-wrapper {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.news-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-info {
    padding: 24px;
    text-align: left;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.news-date {
    font-size: 0.8rem;
    color: #94a3b8;
}

.news-category {
    font-size: 0.75rem;
    background: #f1f5f9;
    padding: 4px 12px;
    border-radius: 20px;
    color: #475569;
    font-weight: 500;
}

.news-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.4;
    color: #1a1a1a;
}

.read-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
    color: #4b5563;
    font-size: 0.9rem;
    font-weight: 600;
}

.read-link .arrow {
    font-size: 1.1rem;
    transition: transform 0.2s ease;
}

.read-link:hover .arrow {
    transform: translate(3px, -3px);
}

/* Responsive News Section */
@media (max-width: 992px) {
    .news-grid {
        grid-template-columns: 1fr; /* Satu kolom di tablet/mobile */
        max-width: 600px;
        margin: 0 auto;
    }
}

/* Main Footer */
.main-footer {
    background: #000;
    color: #fff;
    padding: 80px 0 40px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
    gap: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: block;
    margin-bottom: 20px;
}

.footer-brand p {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-nav {
    display: flex;
    gap: 80px;
}

.footer-col h4 {
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-col a, .footer-col p {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid #1e293b;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #64748b;
    font-size: 0.85rem;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: inherit;
    text-decoration: none;
}


/* Responsive */
@media (max-width: 992px) {
    .news-highlight-card { flex-direction: column; }
    .footer-top { flex-direction: column; }
    .footer-nav { gap: 40px; flex-wrap: wrap; }
}
/* Responsive */
@media (max-width: 992px) {
    .tech-flex-container {
        flex-direction: column;
        text-align: center;
    }
    .workflow-grid { grid-template-columns: repeat(2, 1fr); }
    h1 { font-size: 2.5rem; }
    .hero-img { height: 400px; }
}