/* Reset Basic */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f4f7f6;
    color: #333;
}

/* Warna Utama */
.bg-tosca {
    background-color: #5FBDBD;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    padding: 15px 30px;
    background: #e0f2f1; /* Sedikit terang menyesuaikan gambar */
    font-weight: bold;
}
.navbar .logo {
    font-weight: 900;
    font-size: 1.2rem;
    color: #333;
}
.navbar .nav-links a {
    text-decoration: none;
    color: #333;
    margin-left: 20px;
    font-size: 14px;
    transition: color 0.3s;
}
.navbar .nav-links a:hover {
    color: #5FBDBD;
}

/* Hero Section */
.hero {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 2.5rem;
    font-style: italic;
    font-weight: 600;
}

/* Cards (Umum) */
.card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Auth Pages (Login/Register) */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(100vh - 60px); /* Kurangi tinggi navbar */
    background-color: transparent;
}

.auth-card {
    width: 320px;
    text-align: center;
    border-radius: 20px;
}
.auth-card h2 {
    margin-bottom: 25px;
    font-weight: 800;
}
.auth-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: none;
    background: #e0e0e0;
    border-radius: 20px;
    outline: none;
    text-align: center;
    font-weight: 500;
}
.auth-card button {
    padding: 10px 40px;
    border: none;
    background: #ddd;
    border-radius: 20px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
}
.auth-card button:hover {
    background: #ccc;
}
.message {
    font-size: 12px;
    margin-bottom: 15px;
}
.msg-error { color: red; }
.msg-success { color: green; }

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: #e0f2f1;
    padding: 20px;
}
.sidebar h3 {
    margin-bottom: 30px;
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 1px;
}
.sidebar ul {
    list-style: none;
}
.sidebar ul li {
    margin-bottom: 15px;
}
.sidebar ul li a {
    text-decoration: none;
    color: #555;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}
.sidebar ul li.active a {
    color: #333;
    font-weight: bold;
    /* Indikator aktif mirip gambar */
    position: relative;
}

/* Main Content */
.main-content {
    flex: 1;
    background: #5FBDBD;
    padding: 30px;
    overflow-y: auto;
}

/* Sensor Cards */
.cards-grid {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    justify-content: center;
}
.sensor-card {
    background: #e0f2f1;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 150px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.sensor-val {
    font-size: 1.2rem;
    font-weight: bold;
    background: white;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

/* Chart Container */
.chart-container {
    background: white;
    border-radius: 15px;
    padding: 20px;
    height: 300px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin: 20px auto;
    max-width: 600px;
}

/* Control Settings */
.controls-container {
    background: #e0f2f1;
    border-radius: 15px;
    padding: 20px;
    margin-top: 20px;
    max-width: 400px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}
.switch input { 
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}
.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}
input:checked + .slider {
    background-color: #333;
}
input:checked + .slider:before {
    transform: translateX(20px);
}

/* ==== TAMBAHAN CSS SESUAI GAMBAR UI ==== */

/* Dashboard Menu Cards (Gambar 1) */
.menu-cards-grid {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 30px;
}
.menu-card-link {
    background: #e0f2f1;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 180px;
    height: 140px;
    text-decoration: none;
    color: #333;
    font-weight: bold;
    font-size: 14px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}
.menu-card-link:hover {
    transform: scale(1.05);
}
.menu-card-link .icon-box {
    font-size: 40px;
    margin-bottom: 10px;
}

/* Monitoring Parameter (Gambar 2) */
.mon-top-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}
.mon-circle-card {
    background: #9bdcd5;
    border-radius: 20px;
    padding: 20px;
    width: 200px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.mon-circle-card .circle-val {
    background: white;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px auto;
    font-weight: bold;
    font-size: 1.1rem;
    color: #333;
}
.mon-circle-card .title {
    font-weight: 800;
    font-size: 1.1rem;
    color: #222;
}

.mon-bot-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}
.mon-pill-card {
    background: #9bdcd5;
    border-radius: 20px;
    padding: 15px 30px;
    width: 350px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Sistem Kontrol (Gambar 3) */
.ctrl-main-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}
.ctrl-box {
    background: #e0f2f1;
    border-radius: 20px;
    padding: 25px;
    width: 320px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.ctrl-box-title {
    background: white;
    border-radius: 20px;
    padding: 10px;
    text-align: center;
    font-weight: 800;
    margin-bottom: 25px;
}
.ctrl-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    font-weight: bold;
    font-size: 14px;
}
.ctrl-item input[type="text"] {
    width: 60px;
    padding: 5px;
    border-radius: 5px;
    border: none;
    text-align: center;
    font-weight: bold;
}
.ctrl-time {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}
.ctrl-time input {
    background: white;
    border: none;
    padding: 10px 15px;
    border-radius: 20px;
    font-weight: bold;
    width: 80px;
    text-align: center;
}
.btn-mulai {
    background: #e8d5d5;
    border: none;
    padding: 8px 30px;
    border-radius: 15px;
    font-weight: bold;
    cursor: pointer;
    display: block;
    margin: 0 auto;
    transition: 0.2s;
}
.btn-mulai:hover {
    background: #d4baba;
}

/* Catatan Table (Gambar 4) */
.table-container {
    background: #9bdcd5;
    border-radius: 15px;
    padding: 20px;
    margin-top: 20px;
}
.catatan-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 10px;
    overflow: hidden;
}
.catatan-table th, .catatan-table td {
    padding: 12px;
    text-align: center;
    border-bottom: 1px solid #eee;
    font-size: 14px;
}
.catatan-table th {
    background: #fdfdfd;
    font-weight: bold;
}
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding: 0 10px;
    font-size: 14px;
    font-weight: bold;
}
.pagination-controls button {
    background: #333;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    margin-left: 5px;
}
.dashboard-layout {
    display: flex;
}

.dashboard-layout {
    display: flex;
}

/* Sidebar collapse */
.sidebar.hide {
    width: 80px;
    padding: 20px 10px;
}

/* Hilangkan teks menu */
.sidebar.hide .text {
    display: none;
}

/* Hilangkan tulisan DASHBOARD */
.sidebar.hide .sidebar-title {
    display: none;
}

/* Biar tombol tetap keliatan & ke tengah */
.sidebar.hide .sidebar-header {
    justify-content: center;
}

/* ICON tetap center */
.sidebar.hide ul li a {
    justify-content: center;
}


/* Background aquarium */
.aquarium {
    position: relative;
    height: 100vh;
    overflow: hidden;
    background: linear-gradient(to bottom, #0099cc, #003366);
}

/* Hero */
.hero {
    position: relative;
    z-index: 2;
    text-align: center;
    padding-top: 120px;
    color: white;
    font-size: 2rem;
}

/* IKAN */
.fish {
    position: absolute;
    font-size: 40px;
    animation: swim linear infinite;
}


.fish1 { top: 30%; animation-duration: 12s; }
.fish2 { top: 50%; animation-duration: 18s; }
.fish3 { top: 70%; animation-duration: 20s; }

@keyframes swim {
    0% {
        left: -100px;
        transform: scaleX(-1); /* dibalik jadi hadap kanan */
    }
    100% {
        left: 110%;
        transform: scaleX(-1); /* tetap hadap kanan */
    }
}


.shark {
    position: absolute;
    top: 40%;
    font-size: 80px;
    animation: swimShark 25s linear infinite;
}

@keyframes swimShark {
    0% {
        right: -150px;
        transform: scaleX(1); /* hadap kiri (default emoji) */
    }
    100% {
        right: 110%;
        transform: scaleX(1);
    }
}

.stingray {
    position: absolute;
    bottom: 20%;
    font-size: 70px;
    animation: swimRay 30s linear infinite;
    opacity: 0.9;
}

@keyframes swimRay {
    0% {
        right: -150px;
        transform: scaleX(1); /* hadap kiri (default emoji) */
    }
    100% {
        right: 110%;
        transform: scaleX(1);
    }
}

.jellyfish {
    position: absolute;
    font-size: 50px;
    animation: floatUpDown ease-in-out infinite;
}
.j1 {
    left: 20%;
    animation-duration: 6s;
}

.j2 {
    left: 50%;
    animation-duration: 8s;
}

.j3 {
    left: 75%;
    animation-duration: 7s;
}
@keyframes floatUpDown {
    0% {
        top: 20%;
    }
    50% {
        top: 60%;
    }
    100% {
        top: 20%;
    }
}


/* GELEMBUNG */
.bubble {
    position: absolute;
    bottom: -50px;
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.8); /* lebih terang */
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255,255,255,0.8); /* glow biar keliatan */
    animation: rise linear infinite;
}


.bubble1 { left: 20%; animation-duration: 5s; }
.bubble2 { left: 40%; animation-duration: 3s; }
.bubble3 { left: 20%; animation-duration: 5s; }
.bubble4 { left: 80%; animation-duration: 4s; }
.bubble5 { left: 20%; animation-duration: 5s; }
.bubble6 { left: 40%; animation-duration: 3s; }
.bubble7 { left: 20%; animation-duration: 5s; }
.bubble8 { left: 80%; animation-duration: 4s; }
.bubble9 { left: 20%; animation-duration: 5s; }
.bubble10 { left: 80%; animation-duration: 4s; }


@keyframes rise {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.7;
    }
    100% {
        transform: translateY(-100vh) scale(1.5);
        opacity: 0;
    }
}

/* TERUMBU KARANG */
.coral {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    font-size: 150px;   /* dibesarin */
    text-align: left;
    padding-left: 20px;
}
.coral-right {
    position: absolute;
    bottom: 0;
    right: 10px;
    font-size: 150px;
    transform: rotate(-5deg); /* sedikit miring biar natural */
}
.hero h1 {
    font-family: 'Baloo 2', cursive;
    font-size: 60px;
    color: #aefeff; /* warna aqua */

}
.bg-login {
    min-height: 100vh;
    display: flex;
    flex-direction: column;

    background: linear-gradient(to bottom, #0099cc, #003366);
}
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.auth-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    border-radius: 20px;
    padding: 35px;
    width: 320px;
    color: white;

    border: 1px solid rgba(255,255,255,0.2);

    box-shadow: 
        0 10px 30px rgba(0,0,0,0.3);

    animation: fadeIn 0.8s ease;
}
.auth-card h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 28px;
    color: #ffffff;
}
.auth-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 12px;
    border: none;
    outline: none;

    background: rgba(255,255,255,0.2);
    color: white;
}

.auth-card input::placeholder {
    color: #eee;
}
.auth-card button {
    width: 100%;
    padding: 12px;
    border-radius: 12px;
    border: none;

    background: linear-gradient(45deg, #00c9ff, #92fe9d);
    color: black;
    font-weight: bold;

    cursor: pointer;
    transition: 0.3s;
}

.auth-card button:hover {
    transform: scale(1.05);
}
.forgot-password {
    display: block;
    text-align: center;
    font-size: 12px;
    color: white;
    text-decoration: none;
    margin-bottom: 15px;
    opacity: 0.8;
}

.forgot-password:hover {
    opacity: 1;
    text-decoration: underline;
}
/* item dasar */
.sidebar ul li a {
    padding: 10px 12px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

/* hover */
.sidebar ul li a:hover {
    background: rgba(0, 0, 0, 0.08);
}

/* ACTIVE MENU */
.sidebar ul li.active a {
    background: #5FBDBD;
    color: white;
    font-weight: bold;
    border-radius: 10px;
}


/* ICON ikut berubah */
.sidebar ul li.active i {
    color: #000;
}
.sidebar ul li {
    position: relative;
}

.sidebar ul li.active::before {
    content: "";
    position: absolute;
    left: -20px;
    top: 0;
    height: 100%;
    width: 5px;
    background: #00c9ff;
    border-radius: 0 5px 5px 0;
}
.sidebar ul li a {
    padding: 10px;
    transition: 0.3s;
}

.sidebar ul li a:hover {
    background: rgba(0,0,0,0.1);
}
.sidebar ul li a {
    padding: 10px;
    border-radius: 10px;
    transition: 0.3s;
}

.sidebar ul li a:hover {
    background: #cceeee;
}
/* Header sidebar saat collapse */
.sidebar.hide .sidebar-header {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Biar tombol sama posisi icon menu */
#toggleSidebar {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
}

/* Biar icon menu konsisten */
.sidebar ul li i {
    width: 40px;
    text-align: center;
    font-size: 18px;
}
.sidebar {
    width: 250px;
    transition: width 0.3s ease;
}

/* teks fade out */
.sidebar .text {
    transition: opacity 0.2s ease;
}

.sidebar.hide .text {
    opacity: 0;
}

/* judul juga fade */
.sidebar-title {
    transition: opacity 0.2s ease;
}

.sidebar.hide .sidebar-title {
    opacity: 0;
}
.sidebar ul li a {
    transition: all 0.2s ease;
}

.sidebar ul li a:hover {
    transform: scale(1.05);
}
/* Animasi masuk halaman */
.page-enter {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideIn 0.6s ease forwards;
}

@keyframes fadeSlideIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.menu-card-link {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideIn 0.5s ease forwards;
}

/* delay tiap card */
.menu-card-link:nth-child(1) { animation-delay: 0.1s; }
.menu-card-link:nth-child(2) { animation-delay: 0.2s; }
.menu-card-link:nth-child(3) { animation-delay: 0.3s; }
.topbar-icons {
    display: flex;
    gap: 20px;
    align-items: center;
    color: white;
    font-size: 18px;
}

.notif, .user {
    position: relative;
    cursor: pointer;
}

.notif-dropdown, .user-dropdown {
    display: none;
    position: absolute;
    top: 45px;
    right: 0;

    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);

    color: white;
    width: 240px;
    border-radius: 16px;
    padding: 15px;

    box-shadow: 
        0 10px 25px rgba(0,0,0,0.3),
        inset 0 0 10px rgba(255,255,255,0.1);

    border: 1px solid rgba(255,255,255,0.2);

    animation: dropdown3D 0.3s ease;
    z-index: 999;
}


.user-dropdown {
    width: 260px; /* diperlebar */
}


/* aktif */
.show {
    display: block;
}

/* animasi */
@keyframes dropdown3D {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
/* KHUSUS NOTIF */
.notif-dropdown {
    width: 280px; /* diperlebar */
}

/* KHUSUS USER */
.user-dropdown {
    width: 260px; /* biar email muat */
}
.notif-dropdown ul {
    list-style: none;  /* INI KUNCINYA */
    padding: 0;
    margin: 0;
}
.notif-dropdown li {
    padding: 8px 12px;
    text-align: left;
}
.notif-dropdown li::before {
    content: "🔔";
    margin-right: 8px;
}