/* ==========================================================
   HomeHub UI 2.0
   BUILD 1
   Reset + Theme
========================================================== */

:root{

    /* Colors */

    --bg:#12161d;
    --surface:#1b212c;
    --surface-light:#252d39;

    --card:rgba(34,40,53,.82);

    --accent:#4f8df7;
    --accent-light:#69a9ff;

    --text:#f5f7fb;
    --text-muted:#aeb8c8;

    --success:#3dc977;
    --warning:#f6b944;
    --danger:#ff5b6e;

    --border:rgba(255,255,255,.08);

    --shadow:
        0 12px 30px rgba(0,0,0,.35);

    --radius:18px;

    --transition:.25s ease;

    --sidebar-width:260px;

}

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

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

html{
    scroll-behavior:smooth;
}

body{

    min-height:100vh;

    background:linear-gradient(
        180deg,
        #12161d,
        #171c25
    );

    color:var(--text);

    font-family:
        Inter,
        "Segoe UI",
        Arial,
        sans-serif;

    line-height:1.5;

    overflow-x:hidden;

}

/* ==========================
   TYPOGRAPHY
========================== */

h1{

    font-size:2.3rem;
    font-weight:700;
    color:var(--text);

}

h2{

    font-size:1.55rem;
    font-weight:700;
    color:var(--accent-light);

}

h3{

    font-size:1.1rem;
    font-weight:600;

}

p{

    color:var(--text-muted);

}

a{

    color:inherit;
    text-decoration:none;

}

ul{

    list-style:none;

}

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

button{

    font:inherit;

    border:none;

    cursor:pointer;

    transition:var(--transition);

}

input,
select,
textarea{

    font:inherit;

    outline:none;

}

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

::-webkit-scrollbar{

    width:10px;

}

::-webkit-scrollbar-track{

    background:#181d24;

}

::-webkit-scrollbar-thumb{

    background:#394252;

    border-radius:999px;

}

::-webkit-scrollbar-thumb:hover{

    background:var(--accent);

}

/* ==========================
   UTILITIES
========================== */

.hidden{

    display:none;

}

.center{

    display:flex;

    align-items:center;

    justify-content:center;

}

.glass{

    background:var(--card);

    backdrop-filter:blur(18px);

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

    border-radius:var(--radius);

    box-shadow:var(--shadow);

}
/* ==========================================================
   BUILD 2
   LAYOUT
========================================================== */

body{
    display:flex;
    background:var(--bg);
}

/* ==========================
   Sidebar
========================== */

.sidebar{

    width:var(--sidebar-width);

    min-height:100vh;

    background:rgba(24,29,38,.92);

    backdrop-filter:blur(18px);

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

    padding:24px 18px;

    display:flex;

    flex-direction:column;

    position:fixed;

    left:0;

    top:0;

    box-shadow:var(--shadow);

}

.logo{

    display:flex;

    align-items:center;

    gap:12px;

    font-size:1.4rem;

    font-weight:700;

    margin-bottom:32px;

}

.sidebar nav{

    display:flex;

    flex-direction:column;

    gap:10px;

}

.sidebar nav a{

    display:flex;

    align-items:center;

    gap:12px;

    padding:14px 16px;

    border-radius:14px;

    color:var(--text-muted);

    transition:var(--transition);

}

.sidebar nav a:hover{

    background:rgba(79,141,247,.15);

    color:#fff;

}

.sidebar nav a.active{

    background:linear-gradient(
        135deg,
        var(--accent),
        var(--accent-light)
    );

    color:#fff;

}

/* ==========================
   Main
========================== */

.content{

    flex:1;

    margin-left:var(--sidebar-width);

    padding:34px;

}

/* ==========================
   Topbar
========================== */

.topbar{

    display:flex;

    align-items:center;

    gap:20px;

    margin-bottom:30px;

}

#menuButton{

    width:48px;

    height:48px;

    border-radius:14px;

    background:linear-gradient(
        135deg,
        var(--accent),
        var(--accent-light)
    );

    color:#fff;

    box-shadow:var(--shadow);

}
/* ==========================================================
   BUILD 3
   DASHBOARD + CARDS
========================================================== */

/* Dashboard */

.dashboard{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:22px;
    margin-bottom:30px;
}

/* Statistik-Karten */

.stat-card{

    background:var(--card);

    backdrop-filter:blur(18px);

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

    border-radius:var(--radius);

    padding:22px;

    box-shadow:var(--shadow);

    transition:var(--transition);

}

.stat-card:hover{

    transform:translateY(-6px);

    border-color:rgba(79,141,247,.25);

}

.stat-card h3{

    color:var(--text-muted);

    margin-bottom:12px;

}

.stat-card span{

    font-size:2rem;

    font-weight:700;

    color:var(--accent-light);

}

/* Grid */

.grid{

    display:grid;

    grid-template-columns:repeat(2,minmax(0,1fr));

    gap:24px;

}

/* Karten */

.card{

    background:var(--card);

    backdrop-filter:blur(20px);

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

    border-radius:var(--radius);

    padding:24px;

    box-shadow:var(--shadow);

    transition:var(--transition);

}

.card:hover{

    transform:translateY(-5px);

    border-color:rgba(79,141,247,.22);

}

.card.full{

    grid-column:1/-1;

}

.card h2{

    margin-bottom:20px;

}

/* Progressbar */

.progress{

    width:100%;

    height:12px;

    margin-top:14px;

    background:#232a35;

    border-radius:999px;

    overflow:hidden;

}

.progress-fill{

    width:0;

    height:100%;

    background:linear-gradient(
        90deg,
        var(--accent),
        var(--accent-light)
    );

    transition:width .4s ease;

}
/* ==========================================================
   BUILD 4A
   FORMS + BUTTONS + BUDGET
========================================================== */

/* ---------- Karten ---------- */

.card{
    display:flex;
    flex-direction:column;
    gap:18px;
}

/* ---------- Labels ---------- */

label{
    font-size:.95rem;
    font-weight:600;
    color:var(--text-muted);
}

/* ---------- Eingabefelder ---------- */

input,
select{

    width:100%;

    padding:15px 18px;

    background:rgba(255,255,255,.04);

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

    border-radius:14px;

    color:var(--text);

    transition:var(--transition);

}

input::placeholder{

    color:#8f99aa;

}

input:hover,
select:hover{

    border-color:rgba(79,141,247,.35);

}

input:focus,
select:focus{

    border-color:var(--accent);

    box-shadow:
        0 0 0 4px rgba(79,141,247,.18);

}

/* ---------- Dropdown ---------- */

select{

    appearance:none;

    cursor:pointer;

}

/* ---------- Buttons ---------- */

button{

    padding:15px 18px;

    border-radius:14px;

    background:
        linear-gradient(
            135deg,
            var(--accent),
            var(--accent-light)
        );

    color:#fff;

    font-weight:700;

    letter-spacing:.2px;

    transition:all .25s ease;

}

button:hover{

    transform:translateY(-3px);

    box-shadow:
        0 10px 24px rgba(79,141,247,.35);

}

button:active{

    transform:scale(.98);

}

/* ---------- Budgetfeld ---------- */

#budget{

    font-size:1.15rem;

    font-weight:600;

}

/* ---------- Speichern ---------- */

#saveBudget{

    margin-top:4px;

}

/* ---------- Aufgabe ---------- */

#taskInput{

    font-size:1rem;

}

/* ---------- Abstand ---------- */

.card button+button{

    margin-top:10px;

}
/* ==========================================================
   BUILD 4B
   TASKS + QUICK ACTIONS
========================================================== */

/* ---------- Aufgabenliste ---------- */

#taskList,
#completedTaskList{

    display:flex;
    flex-direction:column;
    gap:14px;

    margin-top:8px;

}

/* ---------- Task Card ---------- */

#taskList li,
#completedTaskList li{

    display:flex;

    align-items:center;

    justify-content:space-between;

    gap:16px;

    padding:16px 18px;

    background:rgba(255,255,255,.04);

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

    border-radius:16px;

    transition:all .25s ease;

}

#taskList li:hover,
#completedTaskList li:hover{

    transform:translateY(-3px);

    border-color:rgba(79,141,247,.25);

    box-shadow:0 10px 20px rgba(0,0,0,.22);

}

/* ---------- Text ---------- */

#taskList li span,
#completedTaskList li span{

    flex:1;

    font-weight:500;

}

/* ---------- Delete Button ---------- */

#taskList li button,
#completedTaskList li button{

    width:42px;

    height:42px;

    padding:0;

    border-radius:12px;

    background:#ff5b6e;

    display:flex;

    align-items:center;

    justify-content:center;

    box-shadow:none;

}

#taskList li button:hover,
#completedTaskList li button:hover{

    background:#ff4157;

    transform:scale(1.05);

}

/* ---------- Schnellaktionen ---------- */

.card button{

    width:100%;

}

.card button+button{

    margin-top:12px;

}

/* ---------- Erledigt ---------- */

#completedTaskList li{

    opacity:.75;

}

#completedTaskList li span{

    text-decoration:line-through;

    color:var(--text-muted);

}
/* ==========================================================
   BUILD 5A
   SIDEBAR PRO
========================================================== */

/* ---------- Sidebar ---------- */

.sidebar{

    transition:
        width .35s ease,
        transform .35s ease,
        box-shadow .35s ease;

    z-index:1000;

}

/* ---------- Logo ---------- */

.logo{

    padding-bottom:22px;

    margin-bottom:28px;

    border-bottom:1px solid rgba(255,255,255,.08);

}

.logo span:first-child{

    font-size:1.9rem;

}

/* ---------- Navigation ---------- */

.sidebar nav{

    gap:12px;

}

.sidebar nav a{

    position:relative;

    overflow:hidden;

}

/* Hover Glow */

.sidebar nav a::before{

    content:"";

    position:absolute;

    inset:0;

    background:linear-gradient(
        135deg,
        rgba(79,141,247,.15),
        transparent
    );

    opacity:0;

    transition:.25s;

}

.sidebar nav a:hover::before{

    opacity:1;

}

.sidebar nav a.active{

    box-shadow:
        0 0 20px rgba(79,141,247,.35);

}

/* Linke Akzentleiste */

.sidebar nav a.active::after{

    content:"";

    position:absolute;

    left:-18px;

    top:50%;

    transform:translateY(-50%);

    width:4px;

    height:30px;

    border-radius:999px;

    background:var(--accent-light);

}

/* ---------- Menübutton ---------- */

#menuButton{

    transition:
        transform .25s ease,
        box-shadow .25s ease;

}

#menuButton:hover{

    transform:rotate(90deg);

    box-shadow:
        0 0 18px rgba(79,141,247,.45);

}

/* ---------- Logo Text ---------- */

.logo-text{

    transition:.25s;

}

/* ---------- Eingeklappt ---------- */

.sidebar.collapsed{

    width:78px;

}

.sidebar.collapsed .logo{

    justify-content:center;

}

.sidebar.collapsed .logo-text{

    opacity:0;

    width:0;

    overflow:hidden;

}

.sidebar.collapsed nav a{

    justify-content:center;

}

.sidebar.collapsed nav a span{

    display:none;

}
/* ==========================================================
   BUILD 5B
   MOBILE + ANIMATIONS
========================================================== */

/* ---------- Fade Animation ---------- */

.card,
.stat-card{

    animation:fadeUp .45s ease;

}

@keyframes fadeUp{

    from{

        opacity:0;
        transform:translateY(20px);

    }

    to{

        opacity:1;
        transform:translateY(0);

    }

}

/* ---------- Toast ---------- */

#toastContainer{

    position:fixed;

    right:24px;

    bottom:24px;

    display:flex;

    flex-direction:column;

    gap:12px;

    z-index:9999;

}

.toast{

    background:var(--card);

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

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

    color:var(--text);

    padding:16px 18px;

    border-radius:14px;

    backdrop-filter:blur(18px);

    box-shadow:var(--shadow);

}

/* ---------- Overlay ---------- */

#mobileOverlay{

    position:fixed;

    inset:0;

    background:rgba(0,0,0,.45);

    opacity:0;

    pointer-events:none;

    transition:.3s;

}

#mobileOverlay.active{

    opacity:1;

    pointer-events:auto;

}

/* ---------- Mobile ---------- */

@media (max-width:900px){

    .sidebar{

        transform:translateX(-100%);

    }

    .sidebar.open{

        transform:translateX(0);

    }

    .content{

        margin-left:0;

        padding:20px;

    }

    .dashboard{

        grid-template-columns:1fr;

    }

    .grid{

        grid-template-columns:1fr;

    }

    .topbar{

        flex-wrap:wrap;

    }

}

/* ---------- Kleine Displays ---------- */

@media (max-width:600px){

    h1{

        font-size:1.7rem;

    }

    .card{

        padding:18px;

    }

    .stat-card{

        padding:18px;

    }

    button{

        width:100%;

    }

}