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

body {
    font-family: "Inter", Arial, sans-serif;
    background: #f4f6fb;
    color: #111827;
}

.login-page {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.1fr .9fr;
}

.login-left {
    background:
        linear-gradient(135deg, rgba(0,0,0,.88), rgba(30, 15, 55, .9)),
        radial-gradient(circle at top right, #7c3aed, transparent 35%);
    color: #fff;
    padding: 55px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 22px;
    font-weight: 800;
}

.brand-icon {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    background: #7c3aed;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 620px;
}

.badge {
    display: inline-flex;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255,255,255,.12);
    color: #ddd6fe;
    font-size: 13px;
    margin-bottom: 24px;
}

.hero-content h1 {
    font-size: 52px;
    line-height: 1.05;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-content p {
    font-size: 18px;
    line-height: 1.7;
    color: #d1d5db;
}

.login-right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 35px;
}

.login-card {
    width: 100%;
    max-width: 440px;
    background: #fff;
    padding: 36px;
    border-radius: 28px;
    box-shadow: 0 25px 70px rgba(15, 23, 42, .12);
}

.card-header {
    margin-bottom: 26px;
}

.card-header h2 {
    font-size: 30px;
    margin-bottom: 8px;
}

.card-header p {
    color: #6b7280;
}

.alert {
    background: #fee2e2;
    color: #991b1b;
    padding: 14px;
    border-radius: 14px;
    margin-bottom: 18px;
    font-size: 14px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 14px;
}

.input-box {
    height: 54px;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 12px;
    background: #f9fafb;
}

.input-box i {
    color: #7c3aed;
}

.input-box input {
    border: none;
    background: transparent;
    outline: none;
    width: 100%;
    font-size: 15px;
}

.btn-login {
    width: 100%;
    height: 56px;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, #7c3aed, #4c1d95);
    color: white;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    margin-top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.btn-login:hover {
    filter: brightness(.95);
}

.login-footer {
    text-align: center;
    margin-top: 22px;
    font-size: 13px;
    color: #6b7280;
}

@media (max-width: 900px) {
    .login-page {
        grid-template-columns: 1fr;
    }

    .login-left {
        padding: 34px;
        min-height: 360px;
    }

    .hero-content h1 {
        font-size: 34px;
    }
}