/* ================= ROOT ================= */
:root{
    --bg-light: linear-gradient(135deg,#eef2ff,#f8fafc);
    --bg-dark: #0f172a;

    --card-light: rgba(255,255,255,0.65);
    --card-dark: rgba(30,41,59,0.65);

    --text-light:#0f172a;
    --text-dark:#f1f5f9;

    --primary:#3b82f6;
    --danger:#ef4444;
    --success:#10b981;
}

/* ================= BODY ================= */
body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto;
    min-height:100vh;
    background:var(--bg-light);
    color:var(--text-light);
    transition:.3s;
}

/* Dark mode */
body.dark{
    background:var(--bg-dark);
    color:var(--text-dark);
}

/* ================= CONTAINER ================= */
.container{
    max-width:500px;
    margin:auto;
    padding:15px;
    padding-bottom:90px;
}

/* ================= GLASS CARD ================= */
.glass-card{
    background:var(--card-light);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-radius:20px;
    padding:18px;
    margin-bottom:16px;
    box-shadow:0 8px 30px rgba(0,0,0,0.08);
    transition:.3s;
}

body.dark .glass-card{
    background:var(--card-dark);
    box-shadow:0 8px 30px rgba(0,0,0,0.5);
}

/* ================= SUMMARY ================= */
.summary-card{
    background:linear-gradient(135deg,#3b82f6,#6366f1);
    color:white;
    border-radius:24px;
    padding:24px;
    margin-bottom:25px;
    box-shadow:0 12px 40px rgba(59,130,246,.35);
}

/* ================= BUTTON ================= */
.btn-primary{
    background:var(--primary);
    color:white;
    border:none;
    padding:10px 18px;
    border-radius:14px;
    font-weight:600;
}

/* ================= TOGGLE ================= */
.toggle{
    position:relative;
    width:46px;
    height:24px;
}

.toggle input{
    display:none;
}

.slider{
    position:absolute;
    top:0;left:0;right:0;bottom:0;
    background:#ccc;
    border-radius:50px;
    transition:.3s;
}

.slider:before{
    content:"";
    position:absolute;
    height:18px;width:18px;
    left:3px;bottom:3px;
    background:white;
    border-radius:50%;
    transition:.3s;
}

input:checked + .slider{
    background:var(--success);
}

input:checked + .slider:before{
    transform:translateX(22px);
}

/* ================= BOTTOM NAV ================= */
.bottom-nav{
    position:fixed;
    bottom:0;
    left:0;
    right:0;
    max-width:500px;
    margin:auto;
    background:rgba(255,255,255,0.7);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    display:flex;
    justify-content:space-around;
    padding:10px 0;
    border-top:1px solid rgba(255,255,255,0.4);
    box-shadow:0 -5px 25px rgba(0,0,0,.1);
}

body.dark .bottom-nav{
    background:rgba(30,41,59,0.7);
    border-top:1px solid rgba(255,255,255,0.1);
}

.bottom-nav a{
    text-decoration:none;
    color:inherit;
    font-size:12px;
    text-align:center;
    flex:1;
    transition:.2s;
}

.bottom-nav a.active{
    color:var(--primary);
    transform:translateY(-3px);
}

/* icon */
.bottom-nav i{
    display:block;
    font-size:20px;
    margin-bottom:4px;
}

/* ================= ANIMATION ================= */
.fade-in{
    animation:fade .4s ease forwards;
}

@keyframes fade{
    from{opacity:0;transform:translateY(10px);}
    to{opacity:1;transform:translateY(0);}
}
/* App page transition */
.page{
    animation: pageIn .35s ease;
}

@keyframes pageIn{
    from{opacity:0; transform:translateX(10px);}
    to{opacity:1; transform:translateX(0);}
}
/* ===== DARK MODE FULL FIX ===== */

html, body{
    transition: background .3s ease, color .3s ease;
}

/* Arka plan */
body.dark{
    background: #0f172a !important;
    color: #f1f5f9 !important;
}

/* Container */
body.dark .container{
    background: transparent;
}

/* Glass kartlar */
body.dark .glass-card{
    background: rgba(30,41,59,0.75) !important;
    color:#f1f5f9 !important;
    box-shadow: 0 8px 30px rgba(0,0,0,.5);
}

/* Input alanları */
body.dark input,
body.dark select,
body.dark textarea{
    background: #1e293b !important;
    color: #f1f5f9 !important;
    border:1px solid #334155 !important;
}

/* Summary kart */
body.dark .summary-card{
    background: linear-gradient(135deg,#1e40af,#1e3a8a);
}

/* Linkler */
body.dark a{
    color:#60a5fa;
}