@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;800&display=swap');

:root {
    --primary: #0ea5e9;
    --dark: #0f172a;
    --bg: #f1f5f9;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

/* PERBAIKAN PADA BODY */
body {
    /* Mengikuti gradasi landing page agar sama */
    background: linear-gradient(180deg, #ffffff 0%, #e0f2fe 100%); 
    min-height: 100vh;
    display: flex;
    flex-direction: column; /* Menjaga Navbar di atas, Form di bawah */
}

/* CONTAINER LOGIN (Supaya Card tetap di tengah tapi tidak menabrak navbar) */
.login-container {
    flex: 1; /* Mengisi sisa ruang kosong di bawah navbar */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px; /* Jarak aman agar tidak mepet di layar HP */
}

.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

/* ... Kode header, input-group, input-field, dan btn-login Anda sudah OK ... */

.login-header i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 10px;
}

.login-header h1 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.login-header h1 span { color: var(--dark); }
.login-header p { color: #64748b; margin-bottom: 30px; }

.input-group {
    text-align: left;
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 14px;
}

.input-field {
    position: relative;
    display: flex;
    align-items: center;
}

.input-field i {
    position: absolute;
    left: 15px;
    color: #94a3b8;
}

.input-field input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    outline: none;
    transition: 0.3s;
}

.input-field input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 10px;
}

.btn-login:hover {
    background: #0284c7;
    transform: translateY(-2px);
}

.login-footer { margin-top: 25px; }
.login-footer p { font-size: 14px; color: #64748b; }
.login-footer a { color: var(--primary); text-decoration: none; font-weight: 600; }

.back-link {
    display: inline-block;
    margin-top: 20px;
    font-size: 13px;
    color: #94a3b8 !important;
}