/* ==========================================================
   BIZENTRIX LMS DASHBOARD
   PART 1 - RESET + THEME + TOPBAR
========================================================== */

/* =========================
   RESET
========================= */

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

body, button, input, select, textarea, h1, h2, h3, h4, h5, h6, p, span, a, label, li, table {
    font-family:'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Ensure FontAwesome Icons Always Render and Never Show Boxes */
i.fa, i.fas, i.far, i.fab, i.fa-solid, i.fa-regular, i.fa-brands, .fa, .fas, .far, .fab, [class^="fa-"], [class*=" fa-"] {
    font-family: "Font Awesome 6 Free", "Font Awesome 5 Free", "FontAwesome" !important;
    font-style: normal !important;
    font-weight: 900;
    display: inline-block;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html,
body{
    width:100%;
    height:100%;
}

/* =========================
   THEME
========================= */

:root{

    /* Background - Modern Deep Obsidian */

    --bg:#090d12;
    --bg-secondary:#0d1218;
    --bg-third:#121820;

    /* Cards & Surfaces */

    --dark:#13181f;
    --card:#1a212b;

    /* Primary Accent Colors */

    --blue:#2563eb;
    --blue-light:#38bdf8;

    --green:#10b981;
    --green-light:#34d399;

    /* Text */

    --text:#f8fafc;
    --muted:#94a3b8;

    /* Borders */

    --border:#263140;

    /* Shadow */

    --shadow:0 12px 30px rgba(0,0,0,.45);

}

/* =========================
   BODY
========================= */

body{

    background: #090d12;
    background-image: 
        radial-gradient(at 15% 15%, rgba(37, 99, 235, 0.07) 0px, transparent 55%),
        radial-gradient(at 85% 85%, rgba(16, 185, 129, 0.05) 0px, transparent 55%),
        linear-gradient(180deg, #090d12 0%, #0d1218 100%);
    background-attachment: fixed;

    color:var(--text);

    overflow-x:hidden;
}

/* =========================
   TOPBAR
========================= */

.topbar{

    position:fixed;

    top:0;
    left:0;
    right:0;

    height:70px;

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:0 25px;

    background:var(--dark);

    border-bottom:1px solid var(--border);

    box-shadow:var(--shadow);

    z-index:999;
}

/* =========================
   LOGO
========================= */

.logo{

    font-size:24px;

    font-weight:700;

    color:white;

    letter-spacing:.5px;
}

.logo span{

    color:var(--blue-light);
}

/* =========================
   SEARCH BAR
========================= */

.search{

    flex:1;

    max-width:550px;

    margin:0 40px;

    position:relative;
}

.search input{

    width:100%;

    height:44px;

    padding:0 45px 0 16px;

    background:var(--card);

    border:1px solid var(--border);

    border-radius:12px;

    color:white;

    font-size:15px;

    transition:.3s;
}

.search input::placeholder{

    color:var(--muted);
}

.search input:focus{

    outline:none;

    border-color:var(--blue);

    box-shadow:0 0 12px rgba(45,130,216,.25);
}

.search i{

    position:absolute;

    right:16px;

    top:50%;

    transform:translateY(-50%);

    color:var(--muted);
}

/* =========================
   TOP RIGHT ICONS
========================= */

.top-icons{

    display:flex;

    align-items:center;

    gap:22px;
}

.top-icons i{

    font-size:18px;

    color:var(--muted);

    cursor:pointer;

    transition:.3s;
}

.top-icons i:hover{

    color:var(--blue-light);

    transform:scale(1.1);
}
/* ==========================================================
   PART 2 - SIDEBAR + MAIN + DASHBOARD CARDS
========================================================== */

/* =========================
   SIDEBAR
========================= */

.sidebar{

    position:fixed;

    top:70px;
    left:0;

    width:250px;

    height:calc(100vh - 70px);

    background:var(--dark);

    border-right:1px solid var(--border);

    overflow-y:auto;
    overflow-x:hidden;

    padding:25px 0;

    box-shadow:4px 0 20px rgba(0,0,0,.20);
}

/* Scrollbar */

.sidebar::-webkit-scrollbar{
    width:6px;
}

.sidebar::-webkit-scrollbar-thumb{
    background:var(--blue);
    border-radius:20px;
}

/* =========================
   MENU TITLE
========================= */

.sidebar .title{

    color:var(--green);

    font-size:12px;

    font-weight:700;

    text-transform:uppercase;

    letter-spacing:1px;

    padding:18px 25px 10px;

    opacity:.9;
}

/* =========================
   MENU LIST
========================= */

.sidebar ul{

    list-style:none;
}

.sidebar li{

    margin:4px 12px;

    border-radius:12px;

    transition:.3s;
}

/* =========================
   MENU LINKS
========================= */

.sidebar a{

    display:flex;

    align-items:center;

    gap:14px;

    padding:14px 18px;

    text-decoration:none;

    color:var(--muted);

    font-size:15px;

    font-weight:500;

    transition:.3s;
}

.sidebar a:visited{

    color:var(--muted);
}

.sidebar a i{
    width:22px;
    text-align:center;
    font-size:17px;
    font-family: "Font Awesome 6 Free", "Font Awesome 5 Free", "FontAwesome" !important;
    font-style: normal !important;
    font-weight: 900 !important;
    display: inline-block;
}

/* =========================
   HOVER
========================= */

.sidebar li:hover{

    background:var(--card);

    transform:translateX(4px);
}

.sidebar li:hover a{

    color:var(--blue-light);
}

/* =========================
   ACTIVE MENU
========================= */

.sidebar .active{

    background:linear-gradient(
        90deg,
        rgba(45,130,216,.18),
        rgba(76,175,80,.08)
    );

    border-left:4px solid var(--blue);
}

.sidebar .active a{

    color:white;

    font-weight:600;
}

/* =========================
   MAIN CONTENT
========================= */

.main{
    margin-top:70px;
    margin-left:250px;

    width:calc(100% - 250px);

    min-height:calc(100vh - 70px);

    padding:30px;

    overflow-x:hidden;

    display:flex;
    flex-direction:column;
    gap:24px;
}


/* =========================
   PAGE HEADER
========================= */

.page-header{

    display:flex;

    justify-content:space-between;

    align-items:center;

    margin-bottom:30px;
}

.page-header h1{

    font-size:30px;

    font-weight:700;

    color:white;
}

.page-header p{

    color:var(--muted);

    margin-top:5px;
}

/* =========================
   DASHBOARD CARDS
========================= */

.dash-cards{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));

    gap:22px;

    margin-bottom:35px;
}

.card{

    background:var(--dark);

    border:1px solid var(--border);

    border-left:5px solid var(--blue);

    border-radius:18px;

    padding:24px;

    transition:.35s;

    box-shadow:0 10px 20px rgba(0,0,0,.18);
}

.card:hover{

    transform:translateY(-6px);

    border-color:var(--blue);

    box-shadow:
        0 15px 35px rgba(45,130,216,.20);
}

/* Card Title */

.card h3{

    font-size:15px;

    color:var(--muted);

    margin-bottom:12px;
}

/* Card Number */

.dash-cards .card span{

    display:block;

    font-size:32px;

    font-weight:700;

    color:var(--blue-light);
}

/* Optional icon */

.card i{

    float:right;

    font-size:28px;

    color:var(--green);

    opacity:.9;
}

/* Different card accent colors */

.dash-cards .card:nth-child(1){

    border-left-color:var(--blue);
}

.dash-cards .card:nth-child(2){

    border-left-color:var(--green);
}

.dash-cards .card:nth-child(3){

    border-left-color:#ff9800;
}

.dash-cards .card:nth-child(4){

    border-left-color:#e53935;
}

.content-box h2{

    color:var(--green);

    font-size:22px;

    font-weight:600;

    margin-bottom:20px;
}

.content-box p{

    color:var(--muted);

    line-height:1.7;
}

.box{

    background:var(--card);

    border:1px solid var(--border);

    border-radius:12px;

    padding:18px;

    margin-top:15px;

    color:var(--text);
}




/* =========================
   BUTTONS
========================= */

button,
.add-btn,
.back-btn{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    gap:8px;

    padding:12px 22px;

    border:none;

    border-radius:10px;

    cursor:pointer;

    font-size:15px;

    font-weight:600;

    text-decoration:none;

    color:#fff;

    background:linear-gradient(
        90deg,
        var(--blue),
        var(--green)
    );

    transition:.3s;
}

button:hover,
.add-btn:hover,
.back-btn:hover{

    transform:translateY(-3px);

    box-shadow:0 10px 20px rgba(45,130,216,.25);
}

/* Danger Button */

.btn-danger{

    background:linear-gradient(
        90deg,
        #d32f2f,
        #ef5350
    );
}

/* Success Button */

.btn-success{

    background:linear-gradient(
        90deg,
        #2D82D8,
        #4CAF50
    );
}

/* Secondary Button */

.btn-secondary{

    background:#303844;

    color:white;
}

/* =========================
   FORM
========================= */

.form-group{

    margin-bottom:20px;
}

.form-group label{

    display:block;

    margin-bottom:8px;

    color:var(--green);

    font-weight:600;
}

.form-control,
input,
select,
textarea{

    width:100%;

    padding:13px 16px;

    background:var(--card);

    color:white;

    border:1px solid var(--border);

    border-radius:10px;

    font-size:15px;

    transition:.3s;
}

input:focus,
select:focus,
textarea:focus{

    outline:none;

    border-color:var(--blue);

    box-shadow:0 0 10px rgba(45,130,216,.20);
}

/* =========================
   TABLE
========================= */

.user-table{

    width:100%;

    border-collapse:collapse;

    overflow:hidden;

    border-radius:14px;

    margin-top:20px;
}

.user-table thead{

    background:var(--card);
}

.user-table th{

    padding:16px;

    text-align:left;

    color:var(--blue-light);

    font-weight:600;

    border-bottom:1px solid var(--border);
}

.user-table td{

    padding:16px;

    color:white;

    border-bottom:1px solid var(--border);
}

.user-table tbody tr{

    transition:.25s;
}

.user-table tbody tr:hover{

    background:#2a313b;
}

/* =========================
   STATUS BADGES
========================= */

.badge{

    display:inline-block;

    padding:6px 12px;

    border-radius:20px;

    font-size:13px;

    font-weight:600;
}

.badge-success{

    background:rgba(76,175,80,.18);

    color:#6EEA78;
}

.badge-warning{

    background:rgba(255,152,0,.18);

    color:#ffb84d;
}

.badge-danger{

    background:rgba(244,67,54,.18);

    color:#ff8a80;
}

.badge-info{

    background:rgba(45,130,216,.18);

    color:#6ab8ff;
}

/* =========================
   ACTION BUTTONS
========================= */

.action-buttons{

    display:flex;

    gap:10px;
}

.action-buttons a{

    padding:8px 12px;

    border-radius:8px;

    text-decoration:none;

    color:white;

    transition:.3s;
}

.action-buttons .edit{

    background:#2D82D8;
}

.action-buttons .delete{

    background:#d32f2f;
}

.action-buttons .view{

    background:#4CAF50;
}

.action-buttons a:hover{

    transform:translateY(-2px);
}
/* ==========================================================
   PART 4 - RESPONSIVE + UTILITIES + ANIMATIONS
========================================================== */

/* =========================
   CUSTOM SCROLLBAR
========================= */

::-webkit-scrollbar{
    width:8px;
    height:8px;
}

::-webkit-scrollbar-track{
    background:#161b20;
}

::-webkit-scrollbar-thumb{
    background:var(--blue);
    border-radius:20px;
}

::-webkit-scrollbar-thumb:hover{
    background:var(--blue-light);
}

/* =========================
   LINK STYLE
========================= */

a{
    color:inherit;
    text-decoration:none;
}

a:hover{
    text-decoration:none;
}

/* =========================
   TEXT COLORS
========================= */

.text-primary{
    color:var(--blue);
}

.text-success{
    color:var(--green);
}

.text-muted{
    color:var(--muted);
}

.text-white{
    color:white;
}

/* =========================
   BACKGROUNDS
========================= */

.bg-primary{
    background:var(--blue);
}

.bg-success{
    background:var(--green);
}

.bg-card{
    background:var(--card);
}

/* =========================
   MARGINS
========================= */

.mt-10{margin-top:10px;}
.mt-20{margin-top:20px;}
.mt-30{margin-top:30px;}
.mt-40{margin-top:40px;}

.mb-10{margin-bottom:10px;}
.mb-20{margin-bottom:20px;}
.mb-30{margin-bottom:30px;}
.mb-40{margin-bottom:40px;}

/* =========================
   PADDING
========================= */

.p-10{padding:10px;}
.p-20{padding:20px;}
.p-30{padding:30px;}

/* =========================
   FLEX HELPERS
========================= */

.d-flex{
    display:flex;
}

.justify-between{
    justify-content:space-between;
}

.justify-center{
    justify-content:center;
}

.align-center{
    align-items:center;
}

.gap-10{
    gap:10px;
}

.gap-20{
    gap:20px;
}

/* =========================
   GRID
========================= */

.grid-2{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:20px;
}

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

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

/* =========================
   FADE ANIMATION
========================= */

@keyframes fadeIn{

    from{

        opacity:0;

        transform:translateY(15px);
    }

    to{

        opacity:1;

        transform:translateY(0);
    }

}

.card,
.content-box,
.user-table{

    animation:fadeIn .5s ease;
}

/* =========================
   HOVER EFFECTS
========================= */

button,
.add-btn,
.back-btn,
.card,
.content-box{

    transition:all .3s ease;
}

.card:hover,
.content-box:hover{

    box-shadow:
        0 15px 35px rgba(45,130,216,.18);
}
.content-box{
    background:var(--dark);
    border:1px solid var(--border);
    border-radius:16px;
    padding:24px;
}

/* =========================
   MOBILE (992px)
========================= */

@media(max-width:992px){

    .sidebar{

        width:80px;
    }

    .sidebar .title{

        display:none;
    }

    .sidebar a{

        justify-content:center;
        padding:16px;
    }

    .sidebar a span{

        display:none;
    }

    .sidebar i{

        margin:0;
        font-size:20px;
    }

    .main{

        margin-left:80px;
        width:calc(100% - 80px);
    }

    .dash-cards{

        grid-template-columns:repeat(2,1fr);
    }

}

/* =========================
   TABLET (768px)
========================= */

@media(max-width:768px){

    .topbar{

        padding:0 15px;
    }

    .search{

        display:none;
    }

    .dash-cards{

        grid-template-columns:1fr;
    }

    .grid-2,
    .grid-3,
    .grid-4{

        grid-template-columns:1fr;
    }

    .page-header{

        flex-direction:column;
        align-items:flex-start;
        gap:15px;
    }

    .user-table{

        display:block;
        overflow-x:auto;
    }

}

/* =========================
   MOBILE (576px)
========================= */

@media(max-width:576px){

    .sidebar{

        width:65px;
    }

    .main{

        margin-left:65px;

        width:calc(100% - 65px);

        padding:15px;
    }

    .topbar{

        height:60px;
    }

    .logo{

        font-size:18px;
    }

    .card{

        padding:18px;
    }

    .content-box{

        padding:18px;
    }

    button,
    .add-btn,
    .back-btn{

        width:100%;
    }

}

/* =========================
   REMOVE FOCUS OUTLINE
========================= */

button:focus,
input:focus,
select:focus,
textarea:focus{

    outline:none;
}

/* =========================
   SELECTION
========================= */

::selection{

    background:var(--blue);

    color:white;
}