/* Definice barev a základní reset */
:root { 
    --color-primary: #1a73e8; 
    --color-bg: #f8fafc; 
    --color-text: #1e293b; 
    --color-border: #e2e8f0; 
}

body { 
    background-color: var(--color-bg); 
    font-family: 'Inter', sans-serif; 
    margin: 0; 
    color: var(--color-text); 
    line-height: 1.5; 
}

.wrap { 
    max-width: 1100px; 
    margin: 0 auto; 
    padding: 15px; 
}

/* Hlavička po přihlášení */
header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 15px 0; 
    border-bottom: 1px solid var(--color-border); 
    margin-bottom: 30px; 
    gap: 15px; 
    flex-wrap: wrap; 
}

.logo-area { 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    text-decoration: none; 
    color: inherit; 
}

.logo-area img { 
    height: 40px; 
    width: auto; 
}

/* Administrační rozhraní */
.admin-box { 
    background: #fff; 
    border-radius: 16px; 
    border: 1px solid var(--color-border); 
    padding: 30px; 
    margin-bottom: 30px; 
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); 
}

.client-list { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 8px; 
    margin: 15px 0 25px 0; 
    border-bottom: 1px solid #f1f5f9; 
    padding-bottom: 20px; 
}

/* Formulářové prvky a tlačítka */
.input-text { 
    padding: 12px 14px; 
    border: 1px solid var(--color-border); 
    border-radius: 8px; 
    font-size: 0.9rem; 
    width: 100%; 
    box-sizing: border-box; 
}

.btn { 
    padding: 10px 20px; 
    border-radius: 8px; 
    font-weight: 600; 
    cursor: pointer; 
    border: none; 
    font-size: 0.9rem; 
    text-decoration: none; 
    display: inline-block; 
    text-align: center; 
    transition: opacity 0.2s;
}

.btn:hover { opacity: 0.9; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-secondary { background: #fff; border: 1px solid var(--color-border); color: #475569; }

/* Mřížka dokumentů */
.support-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
    gap: 15px; 
}

.doc-card { 
    background: #fff; 
    padding: 15px; 
    border-radius: 12px; 
    border: 1px solid var(--color-border); 
    transition: 0.2s; 
    position: relative; 
}

.doc-card:hover { 
    border-color: var(--color-primary); 
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* PŘIHLAŠOVACÍ KARTA */
.login-card { 
    width: 100%; 
    max-width: 480px; 
    background: #fff; 
    padding: 50px 40px; 
    border-radius: 24px; 
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1); 
    text-align: center; 
    border: 1px solid var(--color-border); 
    box-sizing: border-box; 
    margin: 80px auto; 
}

.login-card img {
    width: 300px;
    max-width: 100%;
    height: auto; 
    margin-bottom: 25px; 
    display: inline-block; 
}

/* Upozornění / Alerty */
.alert { 
    padding: 14px; 
    border-radius: 10px; 
    margin-bottom: 25px; 
    font-size: 0.9rem; 
    border: 1px solid; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
}

/* Štítky klientů v adminu */
.client-tag-wrapper { 
    background: #f1f5f9; 
    border-radius: 99px; 
    padding: 7px 16px; 
    text-decoration: none; 
    font-size: 0.8rem; 
    font-weight: 600; 
    color: #475569; 
}

.client-tag-wrapper.active { 
    background: var(--color-primary); 
    color: #fff; 
}

/* QR Kódy */
.qr-box { 
    margin-top: 15px; 
    padding-top: 15px; 
    border-top: 1px dashed #e2e8f0; 
    text-align: center; 
}

.qr-box img { 
    width: 130px; 
    height: 130px; 
}

/* RESPONZIVNÍ ÚPRAVY PRO MOBILY */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 20px;
        margin: 40px auto;
        border-radius: 16px;
    }
    
    .wrap {
        padding: 10px;
    }
    
    .admin-box {
        padding: 15px;
    }
}